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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 424 - Ferroalloy Manufacturing Point Source Category |
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Subpart G - Electrolytic Chromium Subcategory |
§ 424.72 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
Latest version.
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§ 424.72 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
Except as provided in §§ 125.30 through 125.32, any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):
Effluent characteristic Effluent limitations Maximum for any 1 day Average of daily values for 30 consecutive days shall not exceed - Metric units (kg/kkg of product) TSS 5.276 2.638 Manganese 2.111 1.055 Chromium 0.106 0.053 Ammonia-N 10.553 5.276 pH (1) (1) English units (lb/1,000 lb of product) TSS 5.276 2.638 Manganese 2.111 1.055 Chromium 0.106 0.053 Ammonia-N 10.553 5.276 pH (1) (1) [40 FR 8037, Feb. 27, 1975, as amended at 60 FR 33957, June 29, 1995]