Daily eCFR

§ 434.85 New source performance standards (NSPS).

40 CFR 434.85

Citation40 CFR 434.85

CorpusDaily eCFR

Displayed edition2026-09-17

Last updated2026-09-17

Any new source western coal mining operation with drainage subject to this subpart must meet the effluent limitations in § 434.82.