Electronic Code of Federal Regulations
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e-CFR data is current as of January 14, 2021 |
Title 40 → Chapter I → Subchapter N → Part 415 → Subpart L |
Title 40: Protection of Environment
PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY
Subpart L—Potassium Dichromate Production Subcategory
Contents
§415.120 Applicability; description of the potassium dichromate production subcategory.
§415.121 Specialized definitions. [Reserved]
§415.122 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§415.123 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
§415.124 Pretreatment standards for existing sources (PSES).
§415.125 New source performance standards (NSPS).
§415.126 Pretreatment standards for new sources (PSNS).
Back to Top§415.120 Applicability; description of the potassium dichromate production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants resulting from the production of potassium dichromate into treatment works which are publicly owned.
§415.121 Specialized definitions. [Reserved]
§415.122 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): There shall be no discharge of process wastewater pollutants to navigable waters.
§415.123 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
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 available technology economically achievable (BAT): There shall be no discharge of process wastewater pollutants to navigable waters.
§415.124 Pretreatment standards for existing sources (PSES).
Except as provided in 40 CFR 403.7 and 403.13, any existing 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 existing sources (PSES):
Subpart L—Potassium Dichromate
| Pollutant or pollutant property | PSES limitations | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days | |
| Milligrams per liter (mg/l) | ||
| Hexavalent chromium | 0.25 | 0.090 |
| Total chromium | 3.0 | 1.0 |
§415.125 New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS): There shall be no discharge of process wastewater pollutants to navigable waters.
§415.126 Pretreatment standards for new sources (PSNS).
Except as provided in §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 (PSNS): There shall be no discharge of process wastewater pollutants to navigable waters.