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Code of Federal Regulations (Last Updated: July 5, 2024) |
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Title 40 - Protection of Environment |
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Chapter I - Environmental Protection Agency |
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SubChapter N - Effluent Guidelines and Standards |
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Part 415 - Inorganic Chemicals Manufacturing Point Source Category |
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Subpart Q - Sodium Dichromate and Sodium Sulfate Production Subcategory |
§ 415.172 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
Latest version.
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§ 415.172 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):
Subpart Q - Sodium Dichromate
Pollutant or pollutant property BPT limitations Maximum for any 1 day Average of daily values for 30 consecutive days Kg/kkg (or pounds per 1,000 lb) of product TSS 0.44 0.22 Hexavalent Chromium 0.00090 0.00050 Chromium (T) 0.0088 0.0044 Nickel (T) 0.0068 0.0034 pH (1) (1)