40 CFR 434.25
§ 434.25 New source performance standards (NSPS).
United States · 40 CFR — Protection of Environment · Status: effective
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- Citation
- 40 CFR 434.25, § 434.25 New source performance standards (NSPS), United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/190015
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Full text
The following new source performance standards (NSPS) shall be achieved by any new source coal preparation plant and coal preparation plant associated areas, as indicated:
(a) Except as provided in 40 CFR 401.17 and §§ 434.61, 434.62 and 434.63 of this part, the following new source performance standards shall apply to discharges from new source coal preparation plants and new source coal preparation plant associated areas, if such discharges normally exhibit a pH of less than 6.0 prior to treatment:
NSPS Effluent Limitations (mg/l)
(b) Except as provided in 40 CFR 401.17 and §§ 434.61, 434.62 and 434.63 of this part, the following new source performance standards shall apply to discharges from new source coal preparation plants and new source coal preparation plant associated areas, if such discharges normally exhibit a pH equal to or greater than 6.0 prior to treatment:
NSPS Effluent Limitations (mg/l)
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.