Portland Cement Manufacturing
For Portland Cement Manufacturing, cfr subpart is 40 CFR 63 Subpart LLL; source type is major sources; original final rule date is 1999-06-14; most recent amendment date is 2018-07-25; rtr status is completed, recorded from its source on 2026-08-15.
- source category
- Portland Cement Manufacturing
- cfr subpart
- 40 CFR 63 Subpart LLL
- source type
- major sources our reading
- original final rule date
- 1999-06-14
- most recent amendment date
- 2018-07-25
- rtr status
- completed our reading
- key haps regulated
- particulate matter, organic HAP, metals through the control of particulate matter, mercury, acid gases, and dioxin/furan
- epa category url
- https://www.epa.gov/stationary-sources-air-pollution/portland-cement-manufacturing-industry-national-emission-standards 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
3/12/25 -- Trump Administration Announces Reconsideration of Air Rules Regulating American Energy, Manufacturing, Chemical Sectors (NESHAPs)
— epa.gov, retrieved 2026-08-15
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
Portland Cement Manufacturing | 9/21/2017 | 7/25/2018
— all from epa.gov, retrieved 2026-08-15