40 CFR 421.254

§ 421.254 Standards of performance for new sources.

United States · 40 CFR — Protection of Environment · Status: effective

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Citation: 40 CFR 421.254, § 421.254 Standards of performance for new sources, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/189089
Permanent ID: ys:prov:189089@1
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Full text

Any new source subject to this subpart shall achieve the following new source performance standards: (a) Smelter wet air pollution control. NSPS for the Primary Precious Metals and Mercury Subcategory (b) Silver chloride reduction spent solution. NSPS for the Primary Precious Metals and Mercury Subcategory (c) Electrolytic cells wet air pollution control. NSPS for the Primary Precious Metals and Mercury Subcategory (d) Electrolyte preparation wet air pollution control. NSPS for the Primary Precious Metals and Mercury Subcategory (e) Calciner wet air pollution control. NSPS for the Primary Precious Metals and Mercury Subcategory (f) Calcine quench water. NSPS for the Primary Precious Metals and Mercury Subcategory (g) Calciner stack gas contract cooling water. NSPS for the Primary Precious Metals and Mercury Subcategory (h) Condenser blowdown. NSPS for the Primary Precious Metals and Mercury Subcategory (i) Mercury cleaning bath water. NSPS for the Primary Precious Metals and Mercury Subcategory

Legislative history

This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.