Source: https://www.ecfr.gov/cgi-bin/retrieveECFR?gp=&mc=true&r=SUBPART&n=sp40.31.415.ah
Timestamp: 2020-07-14 23:03:53
Document Index: 447434260

Matched Legal Cases: ['art 415', '§415', '§415', '§415', '§415', '§415', '§415', '§415', '§415', '§415', 'art 403', 'art 403', '§415', '§415', 'art 403', '§415', '§415']

Title 40 → Chapter I → Subchapter N → Part 415 → Subpart AH
Subpart AH—Chrome Pigments Production Subcategory
§415.340 Applicability; description of the chrome pigments production subcategory.
§415.341 Specialized definitions.
§415.342 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§415.343 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
§415.344 Pretreatment standards for existing sources (PSES).
§415.345 New source performance standards (NSPS).
§415.346 Pretreatment standards for new sources (PSNS).
§415.347 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
This subpart applies to discharges to waters of the United States and introduction of pollutants into publicly owned treatment works resulting from the production of chrome pigments.
(b) The term chrome pigments means chrome yellow, chrome orange, molybdate chrome orange, anhydrous and hydrous chromium oxide, chrome green, and zinc yellow.
(c) The term product means chrome pigments.
Subpart AH—Chrome Pigments
TSS 9.1 3.8
Chromium (T) 0.31 0.13
Lead (T) 0.36 0.15
Zinc (T) 0.31 0.13
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): The limitations for Chromium(T), Lead(T), and Zinc(T) are the same as specified in §415.342.
(a) Existing sources which annually introduce less than 210,000 cubic meters per year (55 million gallons per year) of chrome pigments process wastewater into a publicly owned treatment works are subject only to the standards specified in 40 CFR part 403.
(b) Except as provided in 40 CFR 403.7 and 403.13 and paragraph (a) of this section, 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):
Chromium (T) 2.9 1.2
Lead (T) 3.4 1.4
Zinc (T) 2.9 1.2
In cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for Chromium(T), Lead(T), and Zinc(T) are the same as specified in §415.342
Any new source subject to this subpart must achieve the following new source performance standards (NSPS): The limitations are the same as specified in §415.342.
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 (PSNS): The limitations are the same as specified in §415.344.
[47 FR 55227, Dec. 8, 1982]
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 conventional pollutant control technology (BCT): The limitations are the same for TSS and pH as specified in §415.342.