Primary Lead Processing
For Primary Lead Processing, cfr subpart is 40 CFR 63 Subpart TTT; source type is major sources; original final rule date is 1999-06-04; most recent amendment date is 2011-11-15; rtr status is completed, recorded from its source on 2026-09-29.
- source category
- Primary Lead Processing verified
- cfr subpart
- 40 CFR 63 Subpart TTT verified
- source type
- major sources our reading
- original final rule date
- 1999-06-04
- most recent amendment date
- 2011-11-15
- rtr status
- completed our reading
- key haps regulated
- lead, arsenic, antimony, cadmium
- epa category url
- https://www.epa.gov/stationary-sources-air-pollution/primary-lead-processing-national-emission-standards-hazardous-air 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
Primary Lead Processing | 40 CFR 63 Subpart TTT
— 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
Primary Lead Smelting | 2/17/2011 | 11/15/2011
— all from epa.gov, retrieved 2026-09-29