{
  "name": "EPA NESHAP Source Category Applicability Crosswalk",
  "description": "Maps each EPA NESHAP source category to its 40 CFR subpart, whether it applies to major or area sources, the original final rule date, most recent amendment, and residual risk/technology review status.",
  "url": "https://referencesource.org/neshap-source-category-crosswalk/",
  "licence": "unknown",
  "last_verified": "2026-08-15",
  "stale_after": "2026-12-13",
  "sources": [
    "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
    "https://www.epa.gov/stationary-sources-air-pollution/aerospace-manufacturing-and-rework-facilities-national-emission",
    "https://www.epa.gov/stationary-sources-air-pollution/chemical-manufacturing-area-sources-national-emission-standards",
    "https://www.epa.gov/stationary-sources-air-pollution/mercury-and-air-toxics-standards",
    "https://www.epa.gov/stationary-sources-air-pollution/ethylene-oxide-emissions-standards-sterilization-facilities"
  ],
  "records": [
    {
      "source_category": "Acrylic/Modacrylic Fiber (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart LLLLLL (6L)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/acrylic-and-modacrylic-fibers-production-national-emission",
      "id": "acrylic-modacrylic-fiber-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/acrylic-modacrylic-fiber-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Acrylic/Modacrylic Fiber (area sources) | 40 CFR 63 Subpart LLLLLL (6L)",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Aerospace",
      "cfr_subpart": "40 CFR 63 Subpart GG",
      "source_type": "major sources",
      "original_final_rule_date": "1995-09-01",
      "most_recent_amendment_date": "2016-08-03",
      "rtr_status": "completed",
      "key_haps_regulated": "chromium, cadmium, methylene chloride, toluene, xylene, methyl ethyl ketone, ethylene glycol and glycol ethers",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/aerospace-manufacturing-and-rework-facilities-national-emission",
      "id": "aerospace",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/aerospace/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/aerospace-manufacturing-and-rework-facilities-national-emission",
      "source_quote": "The Hazardous Air Pollutants (HAP) listed in Section 112(b)(1) of the Clean Air Act emitted by aerospace facilities that are covered by this final rule include: chromium, cadmium, methylene chloride, toluene, xylene, methyl ethyl ketone, ethylene glycol and glycol ethers.",
      "verified_fields": [
        "key_haps_regulated",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Asbestos",
      "cfr_subpart": "40 CFR 61 Subpart M",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/asbestos-national-emission-standards-hazardous-air-pollutants",
      "id": "asbestos",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/asbestos/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Asbestos | 40 CFR 61 Subpart M",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Asphalt Processing and Asphalt Roofing Manufacturing",
      "cfr_subpart": "40 CFR 63 Subpart LLLLL",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/asphalt-processing-and-asphalt-roofing-manufacturing-national",
      "id": "asphalt-processing-and-asphalt-roofing-manufacturing",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/asphalt-processing-and-asphalt-roofing-manufacturing/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Asphalt Processing and Asphalt Roofing Manufacturing | 40 CFR 63 Subpart LLLLL",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Asphalt Processing and Asphalt Roofing Manufacturing (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart AAAAAAA (7A)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/asphalt-processing-and-asphalt-roofing-manufacturing-national-0",
      "id": "asphalt-processing-and-asphalt-roofing-manufacturing-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/asphalt-processing-and-asphalt-roofing-manufacturing-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Asphalt Processing and Asphalt Roofing Manufacturing (area sources) | 40 CFR 63 Subpart AAAAAAA (7A)",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Auto and Light Duty Truck Surface Coating",
      "cfr_subpart": "40 CFR 63 Subpart IIII",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/surface-coating-automobiles-and-light-duty-trucks-national",
      "id": "auto-and-light-duty-truck-surface-coating",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/auto-and-light-duty-truck-surface-coating/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Auto and Light Duty Truck Surface Coating | 40 CFR 63 Subpart IIII",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Benzene Transfer Operations",
      "cfr_subpart": "40 CFR 61 Subpart BB",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/benzene-transfer-operations-national-emission-standards-hazardous",
      "id": "benzene-transfer-operations",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/benzene-transfer-operations/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Benzene Transfer Operations | 40 CFR 61 Subpart BB",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Benzene Waste Operations",
      "cfr_subpart": "40 CFR 61 Subpart FF",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/benzene-waste-operations-national-emission-standards-hazardous-air",
      "id": "benzene-waste-operations",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/benzene-waste-operations/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Benzene Waste Operations | 40 CFR 61 Subpart FF",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Beryllium",
      "cfr_subpart": "40 CFR 61 Subpart C",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/beryllium-national-emissions-standards-hazardous-air-pollutants",
      "id": "beryllium",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/beryllium/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Beryllium | 40 CFR 61 Subpart C",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Beryllium Rocket Motor Firing",
      "cfr_subpart": "40 CFR 61 Subpart D",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/beryllium-rocket-motor-firing-national-emission-standards",
      "id": "beryllium-rocket-motor-firing",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/beryllium-rocket-motor-firing/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Beryllium Rocket Motor Firing | 40 CFR 61 Subpart D",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Boat Manufacturing",
      "cfr_subpart": "40 CFR 63 Subpart VVVV",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/boat-manufacturing-national-emission-standards-hazardous-air",
      "id": "boat-manufacturing",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/boat-manufacturing/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Boat Manufacturing | 40 CFR 63 Subpart VVVV",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Brick and Structural Clay Products Manufacturing (see also Clay Ceramics)",
      "cfr_subpart": "40 CFR 63 Subpart JJJJJ",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/brick-and-structural-clay-products-national-emission-standards",
      "id": "brick-and-structural-clay-products-manufacturing-see-also-clay-ceramics",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/brick-and-structural-clay-products-manufacturing-see-also-clay-ceramics/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Brick and Structural Clay Products Manufacturing (see also Clay Ceramics) | 40 CFR 63 Subpart JJJJJ",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Carbon Black Production (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart MMMMMM (6M)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/carbon-black-production-area-sources-national-emission-standards",
      "id": "carbon-black-production-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/carbon-black-production-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Carbon Black Production (area sources) | 40 CFR 63 Subpart MMMMMM (6M)",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Chemical Manufacturing Industry (area sources): CMAS",
      "cfr_subpart": "40 CFR 63 Subpart VVVVVV (6V)",
      "source_type": "area sources",
      "original_final_rule_date": "2009-10-29",
      "most_recent_amendment_date": "2026-04-01",
      "rtr_status": "completed",
      "key_haps_regulated": "hazardous air pollutants from nine area source categories in the chemical manufacturing sector",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/chemical-manufacturing-area-sources-national-emission-standards",
      "id": "chemical-manufacturing-industry-area-sources-cmas",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/chemical-manufacturing-industry-area-sources-cmas/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/chemical-manufacturing-area-sources-national-emission-standards",
      "source_quote": "These national emission standards are for the control of hazardous air pollutants for nine area source categories in the chemical manufacturing sector: Agricultural Chemicals and Pesticides Manufacturing, Cyclic Crude and Intermediate Production, Industrial Inorganic Chemical Manufacturing, Industrial Organic Chemical Manufacturing, Inorganic Pigments Manufacturing, Miscellaneous Organic Chemical Manufacturing, Plastic Materials and Resins Manufacturing, Pharmaceutical Production, and Synthetic Rubber Manufacturing.",
      "verified_fields": [
        "key_haps_regulated"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Chemical Preparations Industry (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart BBBBBBB (7B)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/chemical-preparations-industry-national-emission-standards",
      "id": "chemical-preparations-industry-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/chemical-preparations-industry-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Chemical Preparations Industry (area sources) | 40 CFR 63 Subpart BBBBBBB (7B)",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Chromium Compounds (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart NNNNNN (6N)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/chromium-compounds-national-emission-standards-hazardous-air",
      "id": "chromium-compounds-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/chromium-compounds-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Chromium Compounds (area sources) | 40 CFR 63 Subpart NNNNNN (6N)",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Clay Ceramics Manufacturing (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart RRRRRR (6R)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/clay-ceramics-manufacturing-area-sources-national-emission",
      "id": "clay-ceramics-manufacturing-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/clay-ceramics-manufacturing-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Clay Ceramics Manufacturing (area sources) | 40 CFR 63 Subpart RRRRRR (6R)",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Clay Ceramics Manufacturing (see also Brick and Clay Products)",
      "cfr_subpart": "40 CFR 63 Subpart KKKKK",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/clay-ceramics-manufacturing-national-emission-standards-hazardous",
      "id": "clay-ceramics-manufacturing-see-also-brick-and-clay-products",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/clay-ceramics-manufacturing-see-also-brick-and-clay-products/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Clay Ceramics Manufacturing (see also Brick and Clay Products) | 40 CFR 63 Subpart KKKKK",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Coal- and Oil-Fired Electric Utility Steam Generating Units (Mercury and Air Toxics Standards)",
      "cfr_subpart": "40 CFR 63 Subpart UUUUU",
      "source_type": "major sources",
      "original_final_rule_date": "2012-02-16",
      "most_recent_amendment_date": "2026-02-24",
      "rtr_status": "completed",
      "key_haps_regulated": "mercury and other hazardous air pollutants",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/mercury-and-air-toxics-standards",
      "id": "coal-and-oil-fired-electric-utility-steam-generating-units-mercury-and-air-toxic",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/coal-and-oil-fired-electric-utility-steam-generating-units-mercury-and-air-toxic/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/mercury-and-air-toxics-standards",
      "source_quote": "EPA set technology-based emissions standards for mercury and other hazardous air pollutants (HAP) emitted by units with a capacity of more than 25 megawatts.",
      "verified_fields": [
        "key_haps_regulated"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Coke Oven By-product Recovery Plants",
      "cfr_subpart": "40 CFR 61 Subpart L",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/coke-oven-product-recovery-plants-national-emissions-standards",
      "id": "coke-oven-by-product-recovery-plants",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/coke-oven-by-product-recovery-plants/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Coke Oven By-product Recovery Plants | 40 CFR 61 Subpart L",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Coke Ovens: Charging, Top Side, and Door Leaks",
      "cfr_subpart": "40 CFR 63 Subpart L",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/coke-ovens-batteries-national-emissions-standards-hazardous-air",
      "id": "coke-ovens-charging-top-side-and-door-leaks",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/coke-ovens-charging-top-side-and-door-leaks/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Coke Ovens: Charging, Top Side, and Door Leaks | 40 CFR 63 Subpart L",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Coke Ovens: Pushing, Quenching, and Battery Stacks",
      "cfr_subpart": "40 CFR 63 Subpart CCCCC",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/coke-ovens-pushing-quenching-and-battery-stacks-national-emission",
      "id": "coke-ovens-pushing-quenching-and-battery-stacks",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/coke-ovens-pushing-quenching-and-battery-stacks/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Coke Ovens: Pushing, Quenching, and Battery Stacks | 40 CFR 63 Subpart CCCCC",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Electric Arc Furnace Steelmaking Facilities (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart YYYYY",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/electric-arc-furnace-steelmaking-facilities-national-emission",
      "id": "electric-arc-furnace-steelmaking-facilities-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/electric-arc-furnace-steelmaking-facilities-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Electric Arc Furnace Steelmaking Facilities (area sources) | 40 CFR 63 Subpart YYYYY",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Engine Test Cells/Stands (see also Beryllium Rocket Motor Firing)",
      "cfr_subpart": "40 CFR 63 Subpart PPPPP",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/engine-test-cellsstands-national-emission-standards-hazardous-air",
      "id": "engine-test-cells-stands-see-also-beryllium-rocket-motor-firing",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/engine-test-cells-stands-see-also-beryllium-rocket-motor-firing/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Engine Test Cells/Stands (see also Beryllium Rocket Motor Firing) | 40 CFR 63 Subpart PPPPP",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Ethylene Oxide Emission Standards for Sterilization Facilities (see also Hospital Ethylene Oxide Sterilizers)",
      "cfr_subpart": "40 CFR 63 Subpart O",
      "source_type": "major sources",
      "original_final_rule_date": "1994-12-06",
      "most_recent_amendment_date": "2024-04-05",
      "rtr_status": "completed",
      "key_haps_regulated": "ethylene oxide",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/ethylene-oxide-emissions-standards-sterilization-facilities",
      "id": "ethylene-oxide-emission-standards-for-sterilization-facilities-see-also-hospital",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/ethylene-oxide-emission-standards-for-sterilization-facilities-see-also-hospital/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/ethylene-oxide-emissions-standards-sterilization-facilities",
      "source_quote": "These standards implement section 112 of the Clean Air Act and are based on the Administrator's determination that commercial sterilization and fumigation operations emit ethylene oxide, a pollutant identified in the Act list of 189 hazardous air pollutants (HAP).",
      "verified_fields": [
        "key_haps_regulated"
      ],
      "derived_fields": [
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      ]
    },
    {
      "source_category": "Fabric Printing, Coating and Dyeing",
      "cfr_subpart": "40 CFR 63 Subpart OOOO",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/printing-coating-and-dyeing-fabrics-and-other-textiles-national",
      "id": "fabric-printing-coating-and-dyeing",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/fabric-printing-coating-and-dyeing/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Fabric Printing, Coating and Dyeing | 40 CFR 63 Subpart OOOO",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Ferroalloys Production (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart YYYYYY (6Y)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/ferroalloys-production-facilities-national-emission-standards",
      "id": "ferroalloys-production-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/ferroalloys-production-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Ferroalloys Production (area sources) | 40 CFR 63 Subpart YYYYYY (6Y)",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
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    },
    {
      "source_category": "Ferroalloys Production (major sources)",
      "cfr_subpart": "40 CFR 63 Subpart XXX",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/ferromanganese-and-silicomanganese-production-national-emission",
      "id": "ferroalloys-production-major-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/ferroalloys-production-major-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Ferroalloys Production (major sources) | 40 CFR 63 Subpart XXX",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Flexible Polyurethane Foam Fabrication Operation",
      "cfr_subpart": "40 CFR 63 Subpart MMMMM",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/flexible-polyurethane-foam-fabrication-operations-national",
      "id": "flexible-polyurethane-foam-fabrication-operation",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/flexible-polyurethane-foam-fabrication-operation/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Flexible Polyurethane Foam Fabrication Operation | 40 CFR 63 Subpart MMMMM",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
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    },
    {
      "source_category": "Flexible Polyurethane Foam Production",
      "cfr_subpart": "40 CFR 63 Subpart III",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/flexible-polyurethane-foam-production-national-emission-standards",
      "id": "flexible-polyurethane-foam-production",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/flexible-polyurethane-foam-production/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Flexible Polyurethane Foam Production | 40 CFR 63 Subpart III",
      "verified_fields": [
        "cfr_subpart",
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      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Flexible Polyurethane Foam Production and Fabrication (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart OOOOOO (6-O)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/flexible-polyurethane-foam-production-and-fabrication-national",
      "id": "flexible-polyurethane-foam-production-and-fabrication-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/flexible-polyurethane-foam-production-and-fabrication-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Flexible Polyurethane Foam Production and Fabrication (area sources) | 40 CFR 63 Subpart OOOOOO (6-O)",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
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      "derived_fields": [
        "epa_category_url",
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      ]
    },
    {
      "source_category": "Friction Products Manufacturing",
      "cfr_subpart": "40 CFR 63 Subpart QQQQQ",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/friction-materials-manufacturing-facilities-national-emission",
      "id": "friction-products-manufacturing",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/friction-products-manufacturing/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Friction Products Manufacturing | 40 CFR 63 Subpart QQQQQ",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
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    },
    {
      "source_category": "Gasoline Dispensing Facilities (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart CCCCCC (6C)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/gasoline-dispensing-area-sources-national-emission-standards",
      "id": "gasoline-dispensing-facilities-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/gasoline-dispensing-facilities-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Gasoline Dispensing Facilities (area sources) | 40 CFR 63 Subpart CCCCCC (6C)",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
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        "source_type"
      ]
    },
    {
      "source_category": "Gasoline Distribution Bulk Terminals, Bulk Plants, and Pipeline Facilities (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart BBBBBB (6B)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/gasoline-distribution-mact-and-gact-national-emission-standards",
      "id": "gasoline-distribution-bulk-terminals-bulk-plants-and-pipeline-facilities-area-so",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/gasoline-distribution-bulk-terminals-bulk-plants-and-pipeline-facilities-area-so/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Gasoline Distribution Bulk Terminals, Bulk Plants, and Pipeline Facilities (area sources) | 40 CFR 63 Subpart BBBBBB (6B)",
      "verified_fields": [
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      "derived_fields": [
        "epa_category_url",
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    },
    {
      "source_category": "Gasoline Distribution (major sources)",
      "cfr_subpart": "40 CFR 63 Subpart R",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/gasoline-distribution-mact-and-gact-national-emission-standards",
      "id": "gasoline-distribution-major-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/gasoline-distribution-major-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Gasoline Distribution (major sources) | 40 CFR 63 Subpart R",
      "verified_fields": [
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      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Generic MACT I - Acetal Resins",
      "cfr_subpart": "40 CFR 63 Subpart YY",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/acetal-resins-acrylic-modacrylic-fibers-carbon-black-hydrogen",
      "id": "generic-mact-i-acetal-resins",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/generic-mact-i-acetal-resins/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Generic MACT I - Acetal Resins | 40 CFR 63 Subpart YY",
      "verified_fields": [
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      ],
      "derived_fields": [
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    },
    {
      "source_category": "Generic MACT I - Acrylic/Modacrylic Fibers",
      "cfr_subpart": "40 CFR 63 Subpart YY",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/acetal-resins-acrylic-modacrylic-fibers-carbon-black-hydrogen",
      "id": "generic-mact-i-acrylic-modacrylic-fibers",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/generic-mact-i-acrylic-modacrylic-fibers/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Generic MACT I - Acrylic/Modacrylic Fibers | 40 CFR 63 Subpart YY",
      "verified_fields": [
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      "derived_fields": [
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      ]
    },
    {
      "source_category": "Generic MACT I - Hydrogen Floride",
      "cfr_subpart": "40 CFR 63 Subpart YY",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/acetal-resins-acrylic-modacrylic-fibers-carbon-black-hydrogen",
      "id": "generic-mact-i-hydrogen-floride",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/generic-mact-i-hydrogen-floride/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Generic MACT I - Hydrogen Floride | 40 CFR 63 Subpart YY",
      "verified_fields": [
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        "source_category"
      ],
      "derived_fields": [
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        "source_type"
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    },
    {
      "source_category": "Generic MACT I - Polycarbonates Production",
      "cfr_subpart": "40 CFR 63 Subpart YY",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/acetal-resins-acrylic-modacrylic-fibers-carbon-black-hydrogen",
      "id": "generic-mact-i-polycarbonates-production",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/generic-mact-i-polycarbonates-production/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Generic MACT I - Polycarbonates Production | 40 CFR 63 Subpart YY",
      "verified_fields": [
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      "derived_fields": [
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        "source_type"
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    },
    {
      "source_category": "Generic MACT II - Carbon Black Production",
      "cfr_subpart": "40 CFR 63 Subpart YY",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/acetal-resins-acrylic-modacrylic-fibers-carbon-black-hydrogen",
      "id": "generic-mact-ii-carbon-black-production",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/generic-mact-ii-carbon-black-production/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Generic MACT II - Carbon Black Production | 40 CFR 63 Subpart YY",
      "verified_fields": [
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      ],
      "derived_fields": [
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        "source_type"
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    },
    {
      "source_category": "Generic MACT II - Cyanide Chemicals Manufacturing",
      "cfr_subpart": "40 CFR 63 Subpart YY",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/acetal-resins-acrylic-modacrylic-fibers-carbon-black-hydrogen",
      "id": "generic-mact-ii-cyanide-chemicals-manufacturing",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/generic-mact-ii-cyanide-chemicals-manufacturing/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Generic MACT II - Cyanide Chemicals Manufacturing | 40 CFR 63 Subpart YY",
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      "derived_fields": [
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    },
    {
      "source_category": "Generic MACT II - Ethylene Processes",
      "cfr_subpart": "40 CFR 63 Subpart YY",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/acetal-resins-acrylic-modacrylic-fibers-carbon-black-hydrogen",
      "id": "generic-mact-ii-ethylene-processes",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/generic-mact-ii-ethylene-processes/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Generic MACT II - Ethylene Processes | 40 CFR 63 Subpart YY",
      "verified_fields": [
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      "derived_fields": [
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      ]
    },
    {
      "source_category": "Generic MACT II - Spandex Production",
      "cfr_subpart": "40 CFR 63 Subpart YY",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/acetal-resins-acrylic-modacrylic-fibers-carbon-black-hydrogen",
      "id": "generic-mact-ii-spandex-production",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/generic-mact-ii-spandex-production/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Generic MACT II - Spandex Production | 40 CFR 63 Subpart YY",
      "verified_fields": [
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      "derived_fields": [
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      ]
    },
    {
      "source_category": "Glass Manufacturing (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart SSSSSS (6S)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/glass-manufacturing-area-sources-national-emission-standards",
      "id": "glass-manufacturing-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/glass-manufacturing-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Glass Manufacturing (area sources) | 40 CFR 63 Subpart SSSSSS (6S)",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Glass Manufacturing - Inorganic Arsenic",
      "cfr_subpart": "40 CFR 61 Subpart N",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/inorganic-arsenic-emissions-glass-manufacturing-plants-national",
      "id": "glass-manufacturing-inorganic-arsenic",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/glass-manufacturing-inorganic-arsenic/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Glass Manufacturing - Inorganic Arsenic | 40 CFR 61 Subpart N",
      "verified_fields": [
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      "derived_fields": [
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        "source_type"
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    },
    {
      "source_category": "Gold Mine Ore Processing and Production (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart EEEEEEE (7E)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/gold-mine-ore-processing-and-production-national-emission",
      "id": "gold-mine-ore-processing-and-production-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/gold-mine-ore-processing-and-production-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Gold Mine Ore Processing and Production (area sources) | 40 CFR 63 Subpart EEEEEEE (7E)",
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      "derived_fields": [
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    },
    {
      "source_category": "Halogenated Solvent Cleaning",
      "cfr_subpart": "40 CFR 63 Subpart T",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/halogenated-solvent-cleaning-national-emission-standards-0",
      "id": "halogenated-solvent-cleaning",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/halogenated-solvent-cleaning/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Halogenated Solvent Cleaning | 40 CFR 63 Subpart T",
      "verified_fields": [
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      "derived_fields": [
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      ]
    },
    {
      "source_category": "Hazardous Waste Combustors",
      "cfr_subpart": "40 CFR 63 Subpart EEE",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/hazardous-waste-combustors-national-emission-standards-hazardous",
      "id": "hazardous-waste-combustors",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/hazardous-waste-combustors/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Hazardous Waste Combustors | 40 CFR 63 Subpart EEE",
      "verified_fields": [
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        "source_category"
      ],
      "derived_fields": [
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        "source_type"
      ]
    },
    {
      "source_category": "Hospital Ethylene Oxide Sterilizers (area sources) (see also Ethylene Oxide Sterilizers)",
      "cfr_subpart": "40 CFR 63 Subpart WWWWW",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/hospital-ethylene-oxide-sterilizers-national-emission-standards",
      "id": "hospital-ethylene-oxide-sterilizers-area-sources-see-also-ethylene-oxide-sterili",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/hospital-ethylene-oxide-sterilizers-area-sources-see-also-ethylene-oxide-sterili/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Hospital Ethylene Oxide Sterilizers (area sources) (see also Ethylene Oxide Sterilizers) | 40 CFR 63 Subpart WWWWW",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
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        "source_type"
      ]
    },
    {
      "source_category": "Hydrochloric Acid Production",
      "cfr_subpart": "40 CFR 63 Subpart NNNNN",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/hydrochloric-acid-production-national-emission-standards-hazardous",
      "id": "hydrochloric-acid-production",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/hydrochloric-acid-production/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Hydrochloric Acid Production | 40 CFR 63 Subpart NNNNN",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Industrial, Commercial and Institutional Boilers and Process Heaters (major sources)",
      "cfr_subpart": "40 CFR 63 Subpart DDDDD",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/industrial-commercial-and-institutional-boilers-and-process-0",
      "id": "industrial-commercial-and-institutional-boilers-and-process-heaters-major-source",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/industrial-commercial-and-institutional-boilers-and-process-heaters-major-source/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Industrial, Commercial and Institutional Boilers and Process Heaters (major sources) | 40 CFR 63 Subpart DDDDD",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Industrial Process Cooling Towers",
      "cfr_subpart": "40 CFR 63 Subpart Q",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/industrial-process-cooling-towers-national-emission-standards",
      "id": "industrial-process-cooling-towers",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/industrial-process-cooling-towers/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Industrial Process Cooling Towers | 40 CFR 63 Subpart Q",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
      ]
    },
    {
      "source_category": "Inorganic Arsenic Emissions from Primary Copper Smelters",
      "cfr_subpart": "40 CFR 61 Subpart O",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/inorganic-arsenic-emissions-primary-copper-smelters-national",
      "id": "inorganic-arsenic-emissions-from-primary-copper-smelters",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/inorganic-arsenic-emissions-from-primary-copper-smelters/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Inorganic Arsenic Emissions from Primary Copper Smelters | 40 CFR 61 Subpart O",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
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        "source_type"
      ]
    },
    {
      "source_category": "Inorganic Arsenic from Arsenic trioxide and Metallic Arsenic Production",
      "cfr_subpart": "40 CFR 61 Subpart P",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/inorganic-arsenic-emissions-arsenic-trioxide-and-metallic-arsenic",
      "id": "inorganic-arsenic-from-arsenic-trioxide-and-metallic-arsenic-production",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/inorganic-arsenic-from-arsenic-trioxide-and-metallic-arsenic-production/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Inorganic Arsenic from Arsenic trioxide and Metallic Arsenic Production | 40 CFR 61 Subpart P",
      "verified_fields": [
        "cfr_subpart",
        "source_category"
      ],
      "derived_fields": [
        "epa_category_url",
        "source_type"
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    },
    {
      "source_category": "Integrated Iron and Steel",
      "cfr_subpart": "40 CFR 63 Subpart FFFFF",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/integrated-iron-and-steel-manufacturing-national-emission",
      "id": "integrated-iron-and-steel",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/integrated-iron-and-steel/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Integrated Iron and Steel | 40 CFR 63 Subpart FFFFF",
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      ],
      "derived_fields": [
        "epa_category_url",
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    },
    {
      "source_category": "Iron and Steel Foundries (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart ZZZZZ",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/iron-and-steel-foundries-national-emission-standards-hazardous-air",
      "id": "iron-and-steel-foundries-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/iron-and-steel-foundries-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Iron and Steel Foundries (area sources) | 40 CFR 63 Subpart ZZZZZ",
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        "cfr_subpart",
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      ],
      "derived_fields": [
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    },
    {
      "source_category": "Iron and Steel Foundries (major sources)",
      "cfr_subpart": "40 CFR 63 Subpart EEEEE",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/iron-and-steel-foundries-national-emissions-standards-hazardous",
      "id": "iron-and-steel-foundries-major-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/iron-and-steel-foundries-major-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Iron and Steel Foundries (major sources) | 40 CFR 63 Subpart EEEEE",
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      ],
      "derived_fields": [
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        "source_type"
      ]
    },
    {
      "source_category": "Large Appliances Surface Coating",
      "cfr_subpart": "40 CFR 63 Subpart NNNN",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/surface-coating-large-appliances-national-emission-standards",
      "id": "large-appliances-surface-coating",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/large-appliances-surface-coating/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Large Appliances Surface Coating | 40 CFR 63 Subpart NNNN",
      "verified_fields": [
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      ],
      "derived_fields": [
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      ]
    },
    {
      "source_category": "Lead Acid Battery Manufacturing (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart PPPPPP (6P)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/lead-acid-battery-manufacturing-area-sources-national-emission",
      "id": "lead-acid-battery-manufacturing-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/lead-acid-battery-manufacturing-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Lead Acid Battery Manufacturing (area sources) | 40 CFR 63 Subpart PPPPPP (6P)",
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      ],
      "derived_fields": [
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      ]
    },
    {
      "source_category": "Leather Finishing Operations",
      "cfr_subpart": "40 CFR 63 Subpart TTTT",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/leather-finishing-operations-national-emission-standards-hazardous",
      "id": "leather-finishing-operations",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/leather-finishing-operations/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Leather Finishing Operations | 40 CFR 63 Subpart TTTT",
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      ],
      "derived_fields": [
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    },
    {
      "source_category": "Lime Manufacturing",
      "cfr_subpart": "40 CFR 63 Subpart AAAAA",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/lime-manufacturing-plants-national-emission-standards-hazardous",
      "id": "lime-manufacturing",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/lime-manufacturing/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Lime Manufacturing | 40 CFR 63 Subpart AAAAA",
      "verified_fields": [
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      ],
      "derived_fields": [
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      ]
    },
    {
      "source_category": "Magnetic Tape Surface Coating",
      "cfr_subpart": "40 CFR 63 Subpart EE",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/magnetic-tape-manufacturing-operations-national-emission-standards",
      "id": "magnetic-tape-surface-coating",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/magnetic-tape-surface-coating/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Magnetic Tape Surface Coating | 40 CFR 63 Subpart EE",
      "verified_fields": [
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      ],
      "derived_fields": [
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      ]
    },
    {
      "source_category": "Manufacturing Nutritional Yeast (formerly Bakers Yeast)",
      "cfr_subpart": "40 CFR 63 Subpart CCCC",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/manufacturing-nutritional-yeast-national-emission-standards",
      "id": "manufacturing-nutritional-yeast-formerly-bakers-yeast",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/manufacturing-nutritional-yeast-formerly-bakers-yeast/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Manufacturing Nutritional Yeast (formerly Bakers Yeast) | 40 CFR 63 Subpart CCCC",
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      ],
      "derived_fields": [
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    },
    {
      "source_category": "Marine Vessel Loading Operations",
      "cfr_subpart": "40 CFR 63 Subpart Y",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/marine-vessel-loading-operations-national-emission-standards",
      "id": "marine-vessel-loading-operations",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/marine-vessel-loading-operations/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Marine Vessel Loading Operations | 40 CFR 63 Subpart Y",
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      "derived_fields": [
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    {
      "source_category": "Mercury Cell Chlor-Alkali Plants",
      "cfr_subpart": "40 CFR 63 Subpart IIIII",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/mercury-cell-chloralkali-plants-national-emissions-standards",
      "id": "mercury-cell-chlor-alkali-plants",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/mercury-cell-chlor-alkali-plants/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Mercury Cell Chlor-Alkali Plants | 40 CFR 63 Subpart IIIII",
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    },
    {
      "source_category": "Mercury Production",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/mercury-production-national-emissions-standard-hazardous-air",
      "id": "mercury-production",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/mercury-production/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Mercury Production | 40 CFR 61 Subpart E",
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      ],
      "derived_fields": [
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    },
    {
      "source_category": "Metal Can Surface Coating",
      "cfr_subpart": "40 CFR 63 Subpart KKKK",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/surface-coating-metal-cans-national-emission-standards-hazardous",
      "id": "metal-can-surface-coating",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/metal-can-surface-coating/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Metal Can Surface Coating | 40 CFR 63 Subpart KKKK",
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      "derived_fields": [
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    },
    {
      "source_category": "Metal Coil Surface Coating",
      "cfr_subpart": "40 CFR 63 Subpart SSSS",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/surface-coating-metal-coil-national-emission-standards-hazardous",
      "id": "metal-coil-surface-coating",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/metal-coil-surface-coating/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Metal Coil Surface Coating | 40 CFR 63 Subpart SSSS",
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      "derived_fields": [
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      ]
    },
    {
      "source_category": "Metal Fabrication and Finishing Source Nine Categories (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart XXXXXX (6X)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/metal-fabrication-and-finishing-source-categories-national",
      "id": "metal-fabrication-and-finishing-source-nine-categories-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/metal-fabrication-and-finishing-source-nine-categories-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Metal Fabrication and Finishing Source Nine Categories (area sources) | 40 CFR 63 Subpart XXXXXX (6X)",
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      "derived_fields": [
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    },
    {
      "source_category": "Metal Furniture Surface Coating",
      "cfr_subpart": "40 CFR 63 Subpart RRRR",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/surface-coating-metal-furniture-national-emission-standards",
      "id": "metal-furniture-surface-coating",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/metal-furniture-surface-coating/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Metal Furniture Surface Coating | 40 CFR 63 Subpart RRRR",
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    {
      "source_category": "Mineral Wool Production",
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      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/mineral-wool-production-national-emissions-standards-hazardous-air",
      "id": "mineral-wool-production",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/mineral-wool-production/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Mineral Wool Production | 40 CFR 63 Subpart DDD",
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    {
      "source_category": "Miscellaneous Coating Manufacturing",
      "cfr_subpart": "40 CFR 63 Subpart HHHHH",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/miscellaneous-coating-manufacturing-national-emission-standards",
      "id": "miscellaneous-coating-manufacturing",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/miscellaneous-coating-manufacturing/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Miscellaneous Coating Manufacturing | 40 CFR 63 Subpart HHHHH",
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    {
      "source_category": "Miscellaneous Metal Parts and Products Surface Coating",
      "cfr_subpart": "40 CFR 63 Subpart MMMM",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/surface-coating-miscellaneous-metal-parts-and-products-national",
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      "url": "https://referencesource.org/neshap-source-category-crosswalk/miscellaneous-metal-parts-and-products-surface-coating/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
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    {
      "source_category": "Municipal Solid Waste Landfills",
      "cfr_subpart": "40 CFR 63 Subpart AAAA",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/municipal-solid-waste-landfills-national-emission-standards",
      "id": "municipal-solid-waste-landfills",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/municipal-solid-waste-landfills/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Municipal Solid Waste Landfills | 40 CFR 63 Subpart AAAA",
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      "derived_fields": [
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    },
    {
      "source_category": "Natural Gas Transmission and Storage",
      "cfr_subpart": "40 CFR 63 Subpart HHH",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/natural-gas-transmission-and-storage-facilities-national-emission",
      "id": "natural-gas-transmission-and-storage",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/natural-gas-transmission-and-storage/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Natural Gas Transmission and Storage | 40 CFR 63 Subpart HHH",
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        "source_type"
      ]
    },
    {
      "source_category": "Nonferrous Foundries: Aluminum, Copper, and Other (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart ZZZZZZ (6Z)",
      "source_type": "area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/aluminum-copper-and-other-nonferrous-foundries-national-emission",
      "id": "nonferrous-foundries-aluminum-copper-and-other-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/nonferrous-foundries-aluminum-copper-and-other-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Nonferrous Foundries: Aluminum, Copper, and Other (area sources) | 40 CFR 63 Subpart ZZZZZZ (6Z)",
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      ],
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    },
    {
      "source_category": "Off-Site Waste Recovery Operations",
      "cfr_subpart": "40 CFR 63 Subpart DD",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/site-waste-and-recovery-operations-oswro-national-emission",
      "id": "off-site-waste-recovery-operations",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/off-site-waste-recovery-operations/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Off-Site Waste Recovery Operations | 40 CFR 63 Subpart DD",
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      ],
      "derived_fields": [
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    },
    {
      "source_category": "Oil and Natural Gas Production includes Area Sources",
      "cfr_subpart": "40 CFR 63 Subpart HH",
      "source_type": "major and area sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/oil-and-natural-gas-production-facilities-national-emission",
      "id": "oil-and-natural-gas-production-includes-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/oil-and-natural-gas-production-includes-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Oil and Natural Gas Production includes Area Sources | 40 CFR 63 Subpart HH",
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      ],
      "derived_fields": [
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    },
    {
      "source_category": "Oil-Water Separators and Organic-Water Separators",
      "cfr_subpart": "40 CFR 63 Subpart VV",
      "source_type": "major sources",
      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/oil-water-separators-and-organic-water-separators-national",
      "id": "oil-water-separators-and-organic-water-separators",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/oil-water-separators-and-organic-water-separators/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Oil-Water Separators and Organic-Water Separators | 40 CFR 63 Subpart VV",
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    },
    {
      "source_category": "Organic Liquids Distribution (non-gasoline)",
      "cfr_subpart": "40 CFR 63 Subpart EEEE",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/organic-liquids-distribution-national-emission-standards-hazardous",
      "id": "organic-liquids-distribution-non-gasoline",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/organic-liquids-distribution-non-gasoline/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Organic Liquids Distribution (non-gasoline) | 40 CFR 63 Subpart EEEE",
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    },
    {
      "source_category": "Paints and Allied Products Manufacturing (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart CCCCCCC (7C)",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/paints-and-allied-products-manufacturing-national-emission",
      "id": "paints-and-allied-products-manufacturing-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/paints-and-allied-products-manufacturing-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Paints and Allied Products Manufacturing (area sources) | 40 CFR 63 Subpart CCCCCCC (7C)",
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    },
    {
      "source_category": "Paper and Other Web Surface Coating",
      "cfr_subpart": "40 CFR 63 Subpart JJJJ",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/paper-and-other-web-coating-national-emission-standards-0",
      "id": "paper-and-other-web-surface-coating",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/paper-and-other-web-surface-coating/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
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    {
      "source_category": "Petroleum Refineries (CC)",
      "cfr_subpart": "40 CFR 63 Subpart CC",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/petroleum-refineries-national-emission-standards-hazardous-air",
      "id": "petroleum-refineries-cc",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/petroleum-refineries-cc/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Petroleum Refineries (CC) | 40 CFR 63 Subpart CC",
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    },
    {
      "source_category": "Pharmaceuticals Production",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/pharmaceuticals-production-industry-national-emission-standards",
      "id": "pharmaceuticals-production",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/pharmaceuticals-production/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Pharmaceuticals Production | 40 CFR 63 Subpart GGG",
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    },
    {
      "source_category": "Phosphate Fertilizers",
      "cfr_subpart": "40 CFR 63 Subpart BB",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/phosphate-fertilizer-production-plants-and-phosphoric-acid",
      "id": "phosphate-fertilizers",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/phosphate-fertilizers/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
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    {
      "source_category": "Phosphoric Acid",
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      "id": "phosphoric-acid",
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      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
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    {
      "source_category": "Plastic Parts Surface Coating",
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      "id": "plastic-parts-surface-coating",
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      "source_category": "Plating and Polishing Operations (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart WWWWWW (6W)",
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      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
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    {
      "source_category": "Plywood and Composite Wood Products (formerly Plywood and Particle Board Manufacturing)",
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      "url": "https://referencesource.org/neshap-source-category-crosswalk/plywood-and-composite-wood-products-formerly-plywood-and-particle-board-manufact/",
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    {
      "source_category": "Polyether Polyols Production",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/polyether-polyols-production-national-emission-standards-hazardous",
      "id": "polyether-polyols-production",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/polyether-polyols-production/",
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      "source_category": "Polyvinyl Chloride and Copolymers Production",
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      "source_category": "Polyvinyl Chloride and Copolymers Production (area sources)",
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    {
      "source_category": "Portland Cement Manufacturing",
      "cfr_subpart": "40 CFR 63 Subpart LLL",
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      "id": "portland-cement-manufacturing",
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      "source_category": "Prepared Feeds Manufacturing (area sources)",
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      "id": "prepared-feeds-manufacturing-area-sources",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/prepared-feeds-manufacturing-area-sources/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
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    {
      "source_category": "Primary Aluminum",
      "cfr_subpart": "40 CFR 63 Subpart LL",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/primary-aluminum-reduction-industry-national-emission-standards",
      "id": "primary-aluminum",
      "url": "https://referencesource.org/neshap-source-category-crosswalk/primary-aluminum/",
      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
      "source_quote": "Primary Aluminum | 40 CFR 63 Subpart LL",
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    {
      "source_category": "Primary Copper Smelting",
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      "id": "primary-copper-smelting",
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    {
      "source_category": "Primary Copper Smelting (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart EEEEEE (6E)",
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    {
      "source_category": "Primary Lead Processing",
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    {
      "source_category": "Primary Magnesium Refining",
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      "id": "primary-magnesium-refining",
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    {
      "source_category": "Primary Nonferrous Metals-Zinc, Cadmium, and Beryllium (area sources)",
      "cfr_subpart": "40 CFR 63 Subpart GGGGGG (6G)",
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      "epa_category_url": "https://www.epa.gov/stationary-sources-air-pollution/primary-nonferrous-metals-zinc-cadmium-and-beryllium-national",
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      "url": "https://referencesource.org/neshap-source-category-crosswalk/primary-nonferrous-metals-zinc-cadmium-and-beryllium-area-sources/",
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      "source_quote": "Primary Nonferrous Metals-Zinc, Cadmium, and Beryllium (area sources) | 40 CFR 63 Subpart GGGGGG (6G)",
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    {
      "source_category": "Printing and Publishing Surface Coating",
      "cfr_subpart": "40 CFR 63 Subpart KK",
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      "id": "printing-and-publishing-surface-coating",
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      "source": "https://www.epa.gov/stationary-sources-air-pollution/national-emission-standards-hazardous-air-pollutants-neshap-8",
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    {
      "source_category": "Publicly Owned Treatment Works (POTW)",
      "cfr_subpart": "40 CFR 63 Subpart VVV",
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    {
      "source_category": "Reciprocating Internal Combustion Engines (RICE) includes area sources",
      "cfr_subpart": "40 CFR 63 Subpart ZZZZ",
      "source_type": "major and area sources",
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    {
      "source_category": "Reinforced Plastic Composites Production",
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      "source_category": "Rubber Tire Manufacturing",
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      "source_category": "Secondary Aluminum",
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      "id": "secondary-aluminum",
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      "source_category": "Secondary Copper Smelting (area sources)",
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      "source_category": "Secondary Lead Smelters",
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      "source_category": "Secondary Nonferrous Metals Processing (Brass, Bronze, Magnesium and Zinc) (area sources)",
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      "source_category": "Solvent Extraction for Vegetable Oil Production",
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      "source_category": "Steel Pickling - HCL Process",
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    {
      "source_category": "Vinyl Chloride",
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      "source_category": "Wet Formed Fiberglass Mat Production",
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      "source_category": "Wood Building Products Surface Coating (formerly Flat Wood Paneling Products)",
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