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40 CFR 421.316

§ 421.316 Pretreatment standards for new sources.

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

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40 CFR 421.316, § 421.316 Pretreatment standards for new sources, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/189144
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Except as provided in 40 CFR 403.7, any new source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources. The mass of wastewater pollutants in secondary tungsten and cobalt process wastewater introduced into a POTW shall not exceed the following values: (a) Tungsten detergent wash and rinse. PSNS for the Secondary Tungsten and Cobalt Subcategory (b) Tungsten leaching acid. PSNS for the Secondary Tungsten and Cobalt Subcategory (c) Tungsten post-leaching wash and rinse. PSNS for the Secondary Tungsten and Cobalt Subcategory (d) Synthetic scheelite filtrate. PSNS for the Secondary Tungsten and Cobalt Subcategory (e) Tungsten carbide leaching wet air pollution control. PSNS for the Secondary Tungsten and Cobalt Subcategory (f) Tungsten carbide wash water. PSNS for the Secondary Tungsten and Cobalt Subcategory (g) Cobalt sludge leaching wet air pollution control. PSNS for the Secondary Tungsten and Cobalt Subcategory (h) Crystallization decant. PSNS for the Secondary Tungsten and Cobalt Subcategory (i) Acid wash decant. PSNS for the Secondary Tungsten and Cobalt Subcategory (j) Cobalt hydroxide filtrate. PSNS for the Secondary Tungsten and Cobalt Subcategory (k) Cobalt hydroxide filter cake wash. PSNS for the Secondary Tungsten and Cobalt 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.