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Code of Federal Regulations (Last Updated: April 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 V - Titanium Dioxide Production Subcategory |
§ 415.225 - New source performance standards (NSPS).
Latest version.
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§ 415.225 New source performance standards (NSPS).
(a) Any new source subject to this subpart producing titanium dioxide by the sulfate process must achieve the following new source performance standards (NSPS):
Subpart V - Titanium Dioxide-Sulfate Process
Pollutant or pollutant property NSPS effluent 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 110 30 Iron (T) 4.1 1.2 Chromium (T) 0.27 0.14 Nickel (T) 0.18 0.095 pH (1) (1) (b) Any new source subject to this subpart producing titanium dioxide by the chloride process must achieve the following new source performance standards (NSPS):
Subpart V - Titanium Dioxide-Chloride Process
Pollutant or pollutant property NSPS effluent 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 14 4.0 Iron (T) 0.52 0.16 Chromium (T) 0.023 0.012 ph (1) (1) (c) Any new source subject to this subpart producing titanium dioxide by the simultaneous beneficiation-chlorination (chloride-ilmenite) process must achieve the following new source performance standards (NSPS):
Subpart V - Titanium Dioxide-Chloride-Ilmenite Process
Pollutant or pollutant property NSPS effluent 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 8.4 2.4 Iron (T) 0.32 0.096 Chromium (T) 0.014 0.0072 Nickel (T) 0.020 0.010 pH (1) (1)