Hydrochloric Acid Production
For Hydrochloric Acid Production, cfr subpart is 40 CFR 63 Subpart NNNNN; source type is major sources; original final rule date is 2003-04-17; most recent amendment date is 2020-04-15; rtr status is completed, recorded from its source on 2026-09-29.
- source category
- Hydrochloric Acid Production verified
- cfr subpart
- 40 CFR 63 Subpart NNNNN
- source type
- major sources our reading
- original final rule date
- 2003-04-17
- most recent amendment date
- 2020-04-15
- rtr status
- completed our reading
- key haps regulated
- hydrochloric acid, chlorine
- epa category url
- https://www.epa.gov/stationary-sources-air-pollution/hydrochloric-acid-production-national-emission-standards-hazardous our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
The National Emission Standards for Hazardous Air Pollutants (NESHAP) for Hydrochloric Acid Production were initially proposed in 2001 and finalized in 2003. In this rule, EPA regulates HCl and chlorine emissions from HCl production facilities.
— epa.gov, retrieved 2026-09-29
Where each value comes from
The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.
rtr status
Hydrochloric Acid Production | 2/4/2019 | 4/5/2020
— all from epa.gov, retrieved 2026-09-29