Title 40—Protection of Environment--Volume 1
PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY
§ 415.01   Compliance dates for pretreatment standards for existing sources.
The compliance dates for the pretreatment standards for existing sources (PSES) established in this part are as follows:
(a) The compliance date for subparts A, B, L, AL, AR, BA, and BC is July 20, 1980.
(b) The compliance date for subparts AJ, AU, BL, BM, BN and BO, except for discharges from copper sulfate or nickel sulfate manufacturing operations, is August 22, 1987.
(c) The compliance date for discharges from copper sulfate and nickel sulfate manufacturing operations and for all subparts in part 415 not listed in paragraphs (a) and (b) of this section is June 29, 1985.
§ 415.10   Applicability; description of the aluminum chloride production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into treatment works which are publicly owned resulting from the production of aluminum chloride.
§ 415.11   Specialized definitions. [Reserved]
§§ 415.12-415.13   [Reserved]
§ 415.14   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 A—Aluminum Chloride
§ 415.15   [Reserved]
§ 415.20   Applicability; description of the aluminum sulfate production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into treatment works which are publicly owned resulting from the production of aluminum sulfate.
§ 415.21   Specialized definitions. [Reserved]
§ 415.22   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):
(a) Subject to the provisions of paragraphs (b), (c) and (d) of this section, there shall be no discharge of process wastewater pollutants into navigable waters.
(b) A process wastewater impoundment which is designed, constructed and operated so as to contain the precipitation from the 10-year, 24-hour rainfall event as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located may discharge that volume of process wastewater which is equivalent to the volume of precipitation that falls within the impoundment in excess of that attributable to the 10-year, 24-hour rainfall event, when such event occurs.
(c) During any calendar month there may be discharged from a process wastewater impoundment either a volume of process wastewater equal to the difference between the precipitation for that month that falls within the impoundment and the evaporation for that month, or if greater, a volume of process wastewater equal to the difference between the mean precipitation for that month that falls within the impoundment and the mean evaporation for that month as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located (or as otherwise determined if no monthly data have been established by the National Climatic Center).
(d) Any process wastewater discharged pursuant to paragraph (c) of this section shall comply with each of the following requirements:
Subpart B—Aluminum Sulfate
1 Within the range 6.0 to 9.0.
§ 415.23   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):
(a) Subject to the provisions of paragraph (b) of this section there shall be no discharge of process wastewater pollutants into navigable waters.
(b) A process wastewater impoundment which is designed, constructed, and operated so as to contain the precipitation from the 25-year, 24-hour rainfall event as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located may discharge that volume of process wastewater which is equivalent to the volume of precipitation that falls within the impoundment in excess of that attributable to the 25-year, 24-hour rainfall event, when such event occurs.
§ 415.24   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 B—Aluminum Sulfate
§ 415.25   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
(a) Subject to the provisions of paragraph (b) of this section there shall be no discharge of process wastewater pollutants into navigable waters.
(b) A process wastewater impoundment which is designed, constructed, and operated so as to contain the precipitation from the 25-year, 24-hour rainfall event as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located may discharge that volume of process wastewater which is equivalent to the volume of precipitation that falls within the impoundment in excess of that attributable to the 25-year, 24-hour rainfall event, when such event occurs.
§ 415.26   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): The limitations are the same as the new source performance standards specified in § 415.25.
§ 415.30   Applicability; description of the calcium carbide production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of calcium carbide in uncovered furnaces.
§ 415.31   Specialized definitions. [Reserved]
§ 415.32   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.
§ 415.33   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technolgy 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.
§ 415.34   [Reserved]
§ 415.35   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.
§ 415.36   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.
§ 415.40   Applicability; description of the calcium chloride production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of calcium chloride by the brine extraction process.
§ 415.41   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term product shall mean calcium chloride.
§ 415.42   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 D—Calcium Chloride
1 Within the range 6.0 to 9.0.
§ 415.43   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.
§ 415.44   [Reserved]
§ 415.45   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.
§ 415.46   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.
§ 415.50   Applicability; description of the calcium oxide production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of calcium oxide.
§ 415.51   Specialized definitions. [Reserved]
§ 415.52   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):
(a) Subject to the provisions of paragraphs (b), (c), and (d) of this section, there shall be no discharge of process wastewater pollutants into navigable waters.
(b) A process wastewater impoundment which is designed, constructed and operated so as to contain the precipitation from the 10-year, 24-hour rainfall event as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located may discharge that volume of process wastewater which is equivalent to the volume of precipitation that falls within the impoundment in excess of that attributable to the 10-year, 24-hour rainfall event, when such event occurs.
(c) During any calendar month there may be discharged from a process wastewater impoundment either a volume of process wastewater equal to the difference between the precipitation for that month that falls within the impoundment and the evaporation for that month, or, if greater, a volume of process wastewater equal to the difference between the mean precipitation for that month that falls within the impoundment and the mean evaporation for that month as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located (or as otherwise determined if no monthly data have been established by the National Climatic Center).
(d) Any process wastewater discharged pursuant to paragraph (c) of this section shall comply with each of the following requirements:
Subpart E—Calcium Oxide
1 Within the range 6.0 to 9.0.
§ 415.53   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):
(a) Subject to the provisions of paragraph (b) of this section there shall be no discharge of process wastewater pollutants into navigable waters.
(b) A process wastewater impoundment which is designed, constructed, and operated so as to contain the precipitation from the 25-year, 24-hour rainfall event as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located may discharge that volume of process wastewater which is equivalent to the volume of precipitation that falls within the impoundment in excess of that attributable to the 25-year, 24-hour rainfall event, when such event occurs.
§ 415.54   [Reserved]
§ 415.55   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
(a) Subject to the provisions of paragraph (b) of this section there shall be no discharge of process wastewater pollutants into navigable waters.
(b) A process wastewater impoundment which is designed, constructed, and operated so as to contain the precipitation from the 25-year, 24-hour rainfall event as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located may discharge that volume of process wastewater which is equivalent to the volume of precipitation that falls within the impoundment in excess of that attributable to the 25-year, 24-hour rainfall event, when such event occurs.
§ 415.56   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): The limitations are the same as the new source performance standards specified in § 415.55.
§ 415.60   Applicability; description of the chlorine and sodium or potassium hydroxide production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of chlorine and sodium or potassium hydroxide by the diaphragm cell process and by the mercury cell process.
§ 415.61   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product shall mean chlorine.
(c) The term mercury shall mean the total mercury present in the process wastewater stream exiting the mercury treatment system.
(d) The term lead shall mean total lead.
§ 415.62   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the mercury cell process 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 F—Chlor-Alkali Mercury Cells
1 Within the range of 6.0 to 9.0.
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the diaphragm cell process 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 F—Chlor-Alkali Diaphragm Cells
1 Within the range 6.0 to 9.0.
§ 415.63   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the mercury cell process must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT):
Subpart F—Chlor-Alkali-Mercury Cells
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the diaphragm cell process must achieve the following effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT):
Subpart F—Chlor-Alkali-Diaphragm Cells
§ 415.64   Pretreatment standards for existing sources (PSES).
(a) [Reserved]
(b) Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart and using the diaphragm cell process, 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 F—Chlor-Alkali-Diaphragm Cells
§ 415.65   New source performance standards (NSPS).
(a) Any new source subject to this subpart and using the mercury cell process must achieve the following new source performance standards (NSPS):
Subpart F—Chlor-Alkali-Mercury Cells
1 Within the range 6.0 to 9.0.
(b) Any new source subject to this subpart and using the diaphragm cell process must achieve the following new source performance standards (NSPS):
Subpart F—Chlor-Alkali-Diaphragm Cells
1 Within the range 6.0 to 9.0.
§ 415.66   Pretreatment standards for new sources (PSNS).
(a) Except as provided in 40 CFR 403.7, any new source subject to this subpart and using the mercury cell process, 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):
Subpart F—Chlor-Alkali-Mercury Cells
(b) Except as provided in 40 CFR 403.7, any new source subject to this subpart and using the diaphragm cell process, which introduces pollutants into a publicly owned treatment works, must compy with 40 CFR part 403 and achieve the following pretreatment standards for new sources (PSNS):
Subpart F—Diaphragm Cells
§ 415.67   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the mercury cell process 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 § 415.62(a).
(b) [Reserved]
§ 415.80   Applicability; description of the hydrofluoric acid production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of hydrofluoric acid.
§ 415.81   Specialized definitions. [Reserved]
§ 415.82   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 H—Hydrofluoric Acid
1 Within the range 6.0 to 9.0.
§ 415.83   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):
Subpart H—Hydrofluoric Acid
§ 415.84   [Reserved]
§ 415.85   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
Subpart H—Hydrofluoric Acid
1 Within the range 6.0 to 9.0.
§ 415.86   Pretreatment standards for new sources (PSNS).
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):
Subpart H—Hydrofluoric Acid
§ 415.87   [Reserved]
§ 415.90   Applicability; description of the hydrogen peroxide production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of hydrogen peroxide by the electrolytic process and by the oxidation of alkyl hydroanthraquinones.
§ 415.91   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term product shall mean hydrogen peroxide as a one hundred percent hydrogen peroxide solution.
(c) The term Cyanide A shall mean those cyanides amenable to chlorination and is determined by the methods specified in 40 CFR 136.3.
(d) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated non-process wastewater, as defined below.
(e) The term process wastewater pollutants means pollutants present in process wastewater.
(f) The term contaminated nonprocess wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.92   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and manufacturing hydrogen peroxide by the oxidation of alkyl hydroanthraquinones 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 I—Hydrogen Peroxide Organic Process
1 Within the range 6.0 to 9.0.
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and manufacturing hydrogen peroxide by the electrolytic process 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 I—Hydrogen Peroxide Electrolyte Process
1 Within the range 6.0 to 9.0.
§ 415.110   Applicability; description of the potassium metal production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of potassium metal.
§ 415.111   Specialized definitions. [Reserved]
§ 415.112   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.
§ 415.113   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.
§ 415.114   [Reserved]
§ 415.115   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.
§ 415.116   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.
§ 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
§ 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.
§ 415.130   Applicability; description of the potassium sulfate production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of potassium sulfate.
§ 415.131   Specialized definitions. [Reserved]
§ 415.132   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):
(a) Subject to the provisions of paragraphs (b), (c), and (d) of this section, there shall be no discharge of process wastewater pollutants into navigable waters.
(b) A process wastewater impoundment which is designed, constructed and operated so as to contain the precipitation from the 10-year, 24-hour rainfall event as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located may discharge that volume of process wastewater which is equivalent to the volume of precipitation that falls within the impoundment in excess of that attributable to the 10-year, 24-hour rainfall event, when such event occurs.
(c) During any calendar month there may be discharged from a process wastewater impoundment either a volume of process wastewater equal to the difference between the precipitation for that month that falls within the impoundment and the evaporation for that month, or, if greater, a volume of process wastewater equal to the difference between the mean precipitation for that month that falls within the impoundment and the mean evaporation for that month as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located (or as otherwise determined if no monthly data have been established by the National Climatic Center).
(d) Any process wastewater discharged pursuant to paragraph (c) of this section shall comply with each of the following requirements:
Subpart M—Potassium Sulfate
1 Within the range 6.0 to 9.0.
§ 415.133   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):
(a) Subject to the provisions of paragraph (b) of this section there shall be no discharge of process wastewater pollutants into navigable waters.
(b) A process wastewater impoundment which is designed, constructed, and operated so as to contain the precipitation from the 25-year, 24-hour rainfall event as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located may discharge that volume of process wastewater which is equivalent to the volume of precipitation that falls within the impoundment in excess of that attributable to the 25-year, 24-hour rainfall event, when such event occurs.
§ 415.134   [Reserved]
§ 415.135   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
(a) Subject to the provisions of paragraph (b) of this section there shall be no discharge of process wastewater pollutants into navigable waters.
(b) A process wastewater impoundment which is designed, constructed, and operated so as to contain the precipitation from the 25-year, 24-hour rainfall event as established by the National Climatic Center, National Oceanic and Atmospheric Administration for the area in which such impoundment is located may discharge that volume of process wastewater which is equivalent to the volume of precipitation that falls within the impoundment in excess of that attributable to the 25-year, 24-hour rainfall event, when such event occurs.
§ 415.136   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): The limitations are the same as the new source performance standards specified in § 415.135.
§ 415.140   Applicability; description of the sodium bicarbonate production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of sodium bicarbonate.
§ 415.141   Specialized definitions. [Reserved]
§ 415.142   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.
§ 415.143   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.
§ 415.144   [Reserved]
§ 415.145   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.
§ 415.146   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.
§ 415.160   Applicability; description of the sodium chloride production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of sodium chloride by the solution brine-mining process and by the solar evaporation process.
§ 415.161   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term product shall mean sodium chloride.
(c) The term bitterns shall mean the saturated brine solution remaining after precipitation of sodium chloride in the solar evaporation process.
§ 415.162   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the solar evaporation process 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, except that unused bitterns may be returned to the body of water from which the process brine solution was originally withdrawn, provided no additional pollutants are added to the bitterns during the production of sodium chloride.
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the solution brine mining process 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 P—Sodium Chloride Brine Mining Process
1 Within the range of 6.0 to 9.0.
§ 415.163   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the solar evaporation process 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, except that unused bitterns may be returned to the body of water from which the process brine solution was originally withdrawn, provided no additional pollutants are added to the bitterns during the production of sodium chloride.
(b) [Reserved]
§ 415.164   [Reserved]
§ 415.165   New source performance standards (NSPS).
(a) Any new source subject to this subpart and using the solar evaporation process must achieve the following new source performance standards (NSPS): There shall be no discharge of process wastewater pollutants to navigable waters, except that unused bitterns may be returned to the body of water from which the process brine solution was originally withdrawn, provided no additional pollutants are added to the bitterns during the production of sodium chloride.
(b) Any new source subject to this subpart and using the solution brine-mining process must achieve the following new source performance standards (NSPS): There shall be no discharge of process wastewater pollutants to navigable waters.
§ 415.166   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): The limitations are the same as the new source performance standards specified in § 415.165.
§ 415.170   Applicability; description of the sodium dichromate and sodium sulfate production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of sodium dichromate and by-product sodium sulfate.
§ 415.171   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term product shall mean sodium dichromate.
(c) The term Cr(T) shall mean total chromium.
(d) The term Cr(+ 6) shall mean hexavalent chromium.
§ 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
1 Within the range 6.0 to 9.0.
§ 415.173   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): The limitations for Chromium (T), Hexavalent Chromium, and Nickel (T) are the same as specified in § 415.172.
§ 415.174   [Reserved]
§ 415.175   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS): The limitations are the same as specified in § 415.172.
§ 415.176   Pretreatment standards for new sources (PSNS).
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):
Subpart Q—Sodium Dichromate
§ 415.177   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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 § 415.172.
§ 415.200   Applicability; description of the sodium sulfite production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of sodium sulfite by reacting sulfur dioxide with sodium carbonate.
§ 415.201   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term product shall mean sodium sulfite.
§ 415.202   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 T—Sodium Sulfite
1 Within the range 6.0 to 9.0.
§ 415.203   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):
Subpart T—Sodium Sulfite
§ 415.204   [Reserved]
§ 415.205   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
Subpart T—Sodium Sulfite
1 Within the range 6.0 to 9.0.
§ 415.206   Pretreatment standards for new sources (PSNS).
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).
Subpart T—Sodium Sulfite
§ 415.207   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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 for TSS and pH are the same as specified in § 415.202.
§ 415.220   Applicability; description of the titanium dioxide production subcategory.
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 titanium dioxide by the sulfate process, the chloride process, and the simultaneous beneficiation-chlorination (chloride-ilmenite) process.
§ 415.221   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term product shall mean titanium dioxide.
§ 415.222   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the sulfate process 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 V—Titanium Dioxide-Sulfate Process
1 Within the range 6.0 to 9.0.
(b) Except as provided for in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the chloride process 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 V—Titanium Dioxide-Chloride Process
1 Within the range 6.0 to 9.0.
(c) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the simultaneous beneficiation-chlorination (chloride/ilmenite) process 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 V—Titanium Dioxide-Chloride-Ilmenite Process
1 Within the range 6.0 to 9.0.
§ 415.223   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the sulfate process 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 are the same for Chromium(T) and Nickel(T) as specified in § 415.222(a).
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the chloride process must achieve the following effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT): The limitations for Chromium(T) are the same as specified in § 415.222(b).
(c) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing titanium dioxide by the simultaneous beneficiation-chlorination (chloride-ilmenite) process 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) and Nickel(T) are the same as specified in § 415.222(c).
§ 415.224   [Reserved]
§ 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
1 Within the range 6.0 to 9.0.
(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
1 Within the range 6.0 to 9.0.
(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
1 Within the range 6.0 to 9.0.
§ 415.226   Pretreatment standards for new sources (PSNS).
(a) Except as provided in 40 CFR 403.7, any new source subject to this subpart and producing titanium dioxide by the sulfate process 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):
Subpart V—Titanium Dioxide—Sulfate Process
(b) Except as provided in 40 CFR 403.7, any new source subject to this subpart and producing titanium dioxide by the chloride process 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):
Subpart V—Titanium Dioxide-Chloride Process
(c) Except as provided in § 403.7, any new source subject to this subpart and producing titanium dioxide by the simultaneous beneficiation-chlorination (chloride-ilmenite) process 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):
Subpart V—Titanium Dioxide-Chloride-Ilmenite Process
§ 415.227   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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 § 415.222.
§ 415.230   Applicability; description of the aluminum fluoride production subcategory.
This subpart applies to discharges to waters of the United States and introduction of pollutants into publicy owned treatment works resulting from the production of aluminum fluoride.
§ 415.231   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product means aluminum fluoride produced by the dry process in which partially dehydrated alumina hydrate is reacted with hydrofluoric acid gas.
§ 415.232   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 W—Aluminum Fluoride
1 Within the range 6.0 to 9.0.
§ 415.233   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): The limitations for Fluoride(T), Chromium(T), and Nickel(T) are the same as specified in § 415.232.
§ 415.234   [Reserved]
§ 415.235   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS): The limitations are the same as specified in § 415.232.
§ 415.236   [Reserved]
§ 415.237   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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 § 415.232.
§ 415.240   Applicability; description of the ammonium chloride production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of ammonium chloride by the reaction of anhydrous ammonia with hydrogen chloride gas and by the recovery process from Solvay process wastes.
§ 415.241   Specialized definitions.
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term product shall mean ammonium chloride.
(c) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated nonprocess wastewater, as defined below.
(d) The term process wastewater pollutants means pollutants present in process wastewater.
(e) The term contaminated nonprocess wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.242   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and reacting anhydrous ammonia with hydrogen chloride gas 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.
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the recovery process from Solvay process wastes 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 X—Ammonium Chloride Solvay Process
1 Within the range 6.0 to 9.0.
§ 415.270   Applicability; description of the borax production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of borax by the ore-mining process and by the Trona process.
§ 415.271   Specialized definitions. [Reserved]
§ 415.272   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, except that residual brine and depleted liquor may be returned to the body of water from which the process brine solution was originally withdrawn.
§§ 415.273-415.275   [Reserved]
§ 415.276   Pretreatment standards for new sources (PSNS).
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 § 415.272.
§ 415.280   Applicability; description of the boric acid production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of boric acid from ore-mined borax and from borax produced by the Trona process.
§ 415.281   Specialized definitions.
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term product shall mean boric acid.
§ 415.282   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using borax produced by the Trona process 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, except that residual brine and depleted liquor may be returned to the body of water from which the process brine solution was originally withdrawn.
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using remined borax 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 AB—Boric Acid Mined Borax Process
1 Within the range 6.0 to 9.0.
§ 415.290   Applicability; description of the bromine production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of bromine by the brine-mining process and by the Trona process.
§ 415.291   Specialized definitions. [Reserved]
§ 415.292   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, except that residual brine and depleted liquor may be returned to the body of water from which the process brine solution was originally withdrawn.
§§ 415.293-415.295   [Reserved]
§ 415.296   Pretreatment standards for new sources (PSNS).
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 § 415.292.
§ 415.300   Applicability; description of the calcium carbonate production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of calcium carbonate by the milk of lime process and by the recovery process from Solvay process wastes.
§ 415.301   Specialized definitions.
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term product shall mean calcium carbonate.
§ 415.302   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the milk of lime process 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 AD—Calcium Carbonate Milk of Lime Process
1 Within the range 6.0 to 9.0.
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the recovery process from Solvay process wastes, 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 AD—Calcium Carbonate Solvay Recovery Process
1 Within the range 6.0 to 9.0.
§ 415.310   Applicability; description of the calcium hydroxide production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of calcium hydroxide by the lime slaking process.
§ 415.311   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated nonprocess wastewater, as defined below.
(c) The term process wastewater pollutants means pollutants present in process wastewater.
(d) The term contaminated nonprocess wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.312   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.
§§ 415.313-415.315   [Reserved]
§ 415.316   Pretreatment standards for new sources (PSNS).
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 § 415.312.
§ 415.330   Applicability; description of the carbon monoxide and by-product hydrogen production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of carbon monoxide and by-product hydrogen by the reforming process.
§ 415.331   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term product shall mean carbon monoxide plus hydrogen.
(c) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated nonprocess wastewater, as defined below.
(d) The term process wastewater pollutants means pollutants present in process wastewater.
(e) The term contaminated nonprocess wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.332   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 AG—Carbon Monoxide
1 Within the range 6.0 to 9.0.
§ 415.340   Applicability; description of the chrome pigments production subcategory.
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.
§ 415.341   Specialized definitions.
For the purposes of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(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.
§ 415.342   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 AH—Chrome Pigments
1 Within the range 6.0 to 9.0.
§ 415.343   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): The limitations for Chromium(T), Lead(T), and Zinc(T) are the same as specified in § 415.342.
§ 415.344   Pretreatment standards for existing sources (PSES).
(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):
Subpart AH—Chrome Pigments
§ 415.345   New source performance standards (NSPS).
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.
§ 415.346   Pretreatment standards for new sources (PSNS).
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.
§ 415.347   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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.
§ 415.350   Applicability; description of the chromic acid production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of chromic acid in facilities which also manufacture sodium dichromate.
§ 415.351   Specialized definitions. [Reserved]
§ 415.352   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, except as provided for in § 415.172.
§§ 415.353-415.355   [Reserved]
§ 415.356   Pretreatment standards for new sources (PSNS).
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 § 415.352.
§ 415.360   Applicability; description of the copper salts production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into treatment works which are publicly owned resulting from the production of copper salts, including (a) copper sulfate, copper chloride, copper iodide, and copper nitrate, and (b) copper carbonate.
§ 415.361   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations, and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product shall mean copper salts.
(c) The term copper shall mean the total copper present in the process wastewater stream exiting the wastewater treatment system.
(d) The term selenium shall mean the total selenium present in the process wastewater stream exiting the wastewater treatment system.
(e) The term nickel shall mean the total nickel present in the process wastewater stream exiting the wastewater treatment system.
§ 415.362   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing copper sulfate, copper chloride, copper iodide, or copper nitrate 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 AJ—Copper Sulfate, Copper Chloride, Copper Iodide, Copper Nitrate
1 Within the range 6.0 to 9.0.
(b) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing copper carbonate 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 AJ—Copper Carbonate
1 Within the range 6.0 to 9.0.
§ 415.363   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing copper sulfate, copper chloride, copper iodide, or copper nitrate 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 copper (T), nickel (T), and selenium (T) are the same as specified in § 415.362(a).
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and producing copper carbonate 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 copper (T), nickel (T) and selenium (T) are the same as specified in § 415.362(b).
§ 415.364   Pretreatment standards for existing sources (PSES).
(a) Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart and producing copper sulfate, copper chloride, copper iodide, or copper nitrate 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 AJ—Copper Sulfate, Copper Chloride, Copper Iodide, Copper Nitrate
(b) Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart and producing copper carbonate 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 AJ—Copper Carbonate
§ 415.365   New source performance standards (NSPS).
(a) Any new source subject to this subpart and producing copper sulfate, copper chloride, copper iodide, or copper nitrate must achieve the following new source performance standards (NSPS): The limitations for pH, TSS, copper (T), nickel (T), and selenium (T), are the same as specified in § 415.362(a).
(b) Any new source subject to this subpart and producing copper carbonate must achieve the following new source performance standards (NSPS): The limitations for pH, TSS, copper (T), nickel (T), and selenium (T) are the same as specified in § 415.362(b).
§ 415.366   Pretreatment standards for new sources (PSNS).
(a) Except as provided in 40 CFR 403.7, any new source subject to this subpart and producing copper sulfate, copper chloride, copper iodide, or copper nitrate 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 for copper (T), nickel (T), and selenium (T) are the same as specified in § 415.364(a).
(b) Except as provided in 40 CFR 403.7, any new source subject to this subpart and producing copper carbonate 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 for copper (T), nickel (T), and selenium (T) are the same as specified in § 415.364(b).
§ 415.367   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
(a) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing copper sulfate, copper chloride, copper iodide, or copper nitrate 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 § 415.362(a).
(b) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing copper carbonate 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 § 415.362(b).
§ 415.380   Applicability; description of the ferric chloride production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into treatment works which are publicly owned resulting from the production of ferric chloride from pickle liquor.
§ 415.381   Specialized definitions.
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated nonprocess wastewater, as defined below.
(c) The term process wastewater pollutants means pollutants present in process wastewater.
(d) The term contaminated nonprocess wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.382   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.
§ 415.383   [Reserved]
§ 415.384   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 AL—Ferric Chloride
§ 415.385   [Reserved]
§ 415.386   Pretreatment standards for new sources (PSNS).
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 § 415.382.
§ 415.400   Applicability; description of the fluorine production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of fluorine by the liquid hydrofluoric acid electrolysis process.
§ 415.401   Specialized definitions.
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated non-process wastewater, as defined below.
(c) The term process wastewater pollutants means pollutants present in process wastewater.
(d) The term contaminated nonprocess wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers, and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.402   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.
§§ 415.403-415.405   [Reserved]
§ 415.406   Pretreatment standards for new sources (PSNS).
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 § 415.402.
§ 415.410   Applicability; description of the hydrogen production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of hydrogen as a refinery by-product.
§ 415.411   Specialized definitions.
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
(b) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated nonprocess wastewater, as defined below.
(c) The term process wastewater pollutants means pollutants present in process wastewater.
(d) The term contaminated nonprocess wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.412   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, except as provided for in part 419 of this chapter (39 FR 16560).
§ 415.420   Applicability; description of the hydrogen cyanide production subcategory.
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 hydrogen cyanide by the Andrussow process.
§ 415.421   Specialized definitions.
For the purposes of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product means hydrogen cyanide.
(c) The term Cyanide A means those cyanides amenable to chlorination and is determined by the methods specified in 40 CFR 136.3.
§ 415.422   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 AP—Hydrogen Cyanide
1 Within the range 6.0 to 10.5.
§ 415.423   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):
Subpart AP—Hydrogen Cyanide
§ 415.424   [Reserved]
§ 415.425   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
Subpart AP—Hydrogen Cyanide
1 Within the range 6.0 to 10.5.
§ 415.426   Pretreatment standards for new sources (PSNS).
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):
Subpart AP—Hydrogen Cyanide
§ 415.427   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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 § 415.422.
§ 415.430   Applicability; description of the iodine production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of iodine.
§ 415.431   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated non-process wastewater, as defined below.
(c) The term process wastewater pollutants means pollutants present in process wastewater.
(d) The term contaminated non-process wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.432   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.
§§ 415.433-415.435   [Reserved]
§ 415.436   Pretreatment standards for new sources (PSNS).
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 § 415.432.
§ 415.440   Applicability; description of the lead monoxide production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into treatment works which are publicly owned resulting from the production of lead monoxide.
§ 415.441   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated non-process wastewater, as defined below.
(c) The term process wastewater pollutants means pollutants present in process wastewater.
(d) The term contaminated non-process wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment; Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact one it has occurred.
§ 415.442   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.
§ 415.443   [Reserved]
§ 415.444   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 40 and achieve the following pretreatment standards for existing sources (PSES):
Subpart AR—Lead Monoxide
§ 415.445   [Reserved]
§ 415.446   Pretreatment standards for new sources (PSNS).
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 § 415.442.
§ 415.450   Applicability; description of the lithium carbonate production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of lithium carbonate by the Trona process and from spodumene ore.
§ 415.451   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product shall mean lithium carbonate.
§ 415.452   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the Trona process must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best praticable control technology currently available (BPT): There shall be no discharge of process wastewater pollutants to navigable waters, except that residual brine and depleted liquor may be returned to the body of water from which the process brine solution was originally withdrawn.
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using spodumene ore 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 AS—Lithium Carbonate
1 Within the range 6.0 to 9.0.
§ 415.470   Applicability; description of the nickel salts production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into treatment works which are publicly owned resulting from the production of nickel salts, including (a) nickel sulfate, nickel chloride, nickel nitrate, and nickel fluoborate, and (b) nickel carbonate.
§ 415.471   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations, and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product shall mean nickel salts.
(c) The term nickel shall mean the total nickel present in the process wastewater stream exiting the wastewater treatment system.
(d) The term copper shall mean the total copper present in the process wastewater stream exiting the wastewater treatment system.
§ 415.472   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing nickel sulfate, nickel chloride, nickel nitrate, or nickel fluoborate 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 AU—Nickel Sulfate, Nickel Chloride, Nickel Nitrate, Nickel Fluoborate
1 Within the range 6.0 to 9.0.
(b) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing nickel carbonate 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 AU—Nickel Carbonate
1 Within the range 6.0 to 9.0.
§ 415.473   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
(a) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing nickel sulfate, nickel chloride, nickel nitrate, or nickel fluoborate must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT):
Subpart AU—Nickel Sulfate, Nickel Chloride, Nickel Nitrate, Nickel Fluoborate
(b) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing nickel carbonate must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT):
Subpart AU—Nickel Carbonate
§ 415.474   Pretreatment standards for existing sources (PSES).
(a) Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart and producing nickel sulfate, nickel chloride, nickel nitrate, or nickel fluoborate 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 AU—Nickel Sulfate, Nickel Chloride, Nickel Nitrate, Nickel Fluoborate
(b) Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart and producing nickel carbonate 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 AU—Nickel Carbonate
§ 415.475   New source performance standards (NSPS).
(a) Any new source subject to this subpart and producing nickel sulfate, nickel chloride, nickel fluorobate or nickel nitrate must achieve the following new source performance standards (NSPS):
Subpart AU—Nickel Sulfate, Nickel Chloride, Nickel Nitrate, and Nickel Fluoborate
1 Within the range 6.0 to 9.0.
(b) Any new source subject to this subpart and producing nickel carbonate must achieve the following new source performance standards (NSPS):
Subpart AU—Nickel Carbonate
1 Within the range 6.0 to 9.0.
§ 415.476   Pretreatment standards for new sources (PSNS).
(a) Except as provided in 40 CFR 403.7, any new source subject to this subpart and producing nickel sulfate, nickel chloride, nickel fluoborate or nickel nitrate 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 for copper (T) and nickel (T) are the same as specified in § 415.474(a).
(b) Except as provided in 40 CFR 403.7, any new source subject to this subpart and producing nickel carbonate 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 for copper (T) and nickel (T) are the same as specified in § 415.474(b).
§ 415.477   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
(a) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing nickel sulfate, nickel chloride, nickel fluoborate or nickel nitrate 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 § 415.472(a).
(b) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing nickel carbonate 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 § 415.472(b).
§ 415.490   Applicability; description of the oxygen and nitrogen production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of oxygen and nitrogen by air liquification.
§ 415.491   Specialized definitions. [Reserved]
§ 415.492   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 AW—Oxygen and Nitrogen
1 Within the range 6.0 to 9.0.
§ 415.500   Applicability; description of the potassium chloride production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of potassium chloride by the Trona process and by the mining process.
§ 415.501   Specialized definitions. [Reserved]
§ 415.502   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, except that residual brine and depleted liquor may be returned to the body of water from which the process brine solution was originally withdrawn.
§§ 415.503-415.505   [Reserved]
§ 415.506   Pretreatment standards for new sources (PSNS).
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 § 415.502.
§ 415.510   Applicability; description of the potassium iodide production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of potassium iodide.
§ 415.511   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product shall mean potassium iodide.
§ 415.512   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 AY—Potassium Iodide
1 Within the range 6.0 to 9.0.
§ 415.530   Applicability; description of the silver nitrate production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into publicly owned treatment works resulting from the production of silver nitrate.
§ 415.531   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product shall mean silver nitrate.
(c) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated non-process wastewater, as defined below.
(d) The term process wastewater pollutants means pollutants present in process wastewater.
(e) The term contaminated non-process wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, That all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.532   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 BA—Silver Nitrate
1 Within the range 6.0 to 9.0.
§ 415.533   [Reserved]
§ 415.534   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 BA—Silver Nitrate
§ 415.540   Applicability; description of the sodium bisulfite production subcategory.
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 sodium bisulfite.
§ 415.541   Specialized definitions.
For the purposes of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product means sodium bisulfite.
§ 415.542   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 BB—Sodium Bisulfite
1 Within the range 6.0 to 9.0.
§ 415.543   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 guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT): The limitations on COD, Chromium(T), and Zinc(T) are the same as specified in § 415.542.
§ 415.544   [Reserved]
§ 415.545   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS): The limitations are the same as specified in § 415.542.
§ 415.546   Pretreatment standards for new sources (PSNS).
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):
Subpart BB—Sodium Bisulfite
§ 415.547   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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 § 414.542.
§ 415.550   Applicability; description of the sodium fluoride production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into publicly owned treatment works resulting from the production of sodium fluoride by the anhydrous neutralization process and by the silico fluoride process.
§ 415.551   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated non-process wastewater, as defined below.
(c) The term process wastewater pollutants means pollutants present in process wastewater.
(d) The term contaminated non-process wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control, such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.552   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control techology 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.
§ 415.553   [Reserved]
§ 415.554   Pretreatment standards for existing sources (PSES).
Except as provided in 40 CFR 403.7 and 493.13, 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 BC—Sodium Fluoride
§ 415.555   [Reserved]
§ 415.556   Pretreatment standards for new sources (PSNS).
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 § 415.552.
§ 415.600   Applicability; description of the stannic oxide production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of stannic oxide by the reaction of tin metal with air or oxygen.
§ 415.601   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated nonprocess wastewater, as defined below.
(c) The term process wastewater pollutants means pollutants present in process wastewater.
(d) The term contaminated non-process wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, byproduct or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.602   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.
§§ 415.603-415.605   [Reserved]
§ 415.606   Pretreatment standards for new sources (PSNS).
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 § 415.602.
§ 415.630   Applicability; description of the zinc sulfate production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of zinc sulfate.
§ 415.631   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term process wastewater means any water which, during manufacturing or processing, comes into direct contact with or results from the production or use of any raw material, intermediate product, finished product, by-product, or waste product. The term “process wastewater” does not include contaminated non-process wastewater, as defined below.
(c) The term process wastewater pollutants means pollutants present in process wastewater.
(d) The term contaminated non-process wastewater shall mean any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, by-product or waste product by means of (1) rainfall runoff; (2) accidental spills; (3) accidental leaks caused by the failure of process equipment, which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and (4) discharges from safety showers and related personal safety equipment: Provided, that all reasonable measures have been taken (i) to prevent, reduce and control such contact to the maximum extent feasible; and (ii) to mitigate the effects of such contact once it has occurred.
§ 415.632   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.
§§ 415.633-415.635   [Reserved]
§ 415.636   Pretreatment standards for new sources (PSNS).
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 § 415.632.
§ 415.640   Applicability; description of the cadmium pigments and salts production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into treatment works which are publicly owned resulting from the production of cadmium pigments and salts including cadmium chloride, cadmium nitrate, and cadmium sulfate salts.
§ 415.641   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations, and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product shall mean cadmium pigment or cadmium salt.
(c) The term cadmium shall mean the total cadmium present in the process wastewater stream exiting the wastewater treatment system.
(d) The term selenium shall mean the total selenium present in the process wastewater stream exiting the wastewater treatment system.
(e) The term zinc shall mean the total zinc present in the process wastewater stream exiting the wastewater treatment system.
§ 415.642   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing cadmium pigments 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 BL—Cadmium Pigments
1 Within the range 6.0 to 9.0.
(b) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing cadmium salts 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 BL—Cadmium Salts
1 Within the range 6.0 to 9.0.
§ 415.643   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
(a) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing cadmium pigments 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 Cadmium (T), Selenium (T), and Zinc (T) are the same as specified in § 415.642(a).
(b) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing cadmium salts 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 cadmium (T), selenium (T), and zinc (T) are the same as specified in § 414.642(b).
§ 415.644   Pretreatment standards for existing sources (PSES).
(a) Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart and producing cadmium pigments 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 BL—Cadmium Pigments
(b) Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart and producing cadmium salts 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 BL—Cadmium Salts
§ 415.645   New source performance standards (NSPS).
(a) Any new source subject to this subpart and producing cadmium pigments must achieve the following new source performance standards (NSPS): The limitations for pH, TSS, cadmium (T), selenium (T), and zinc (T), are the same as specified in § 415.642(a).
(b) Any new source subject to this subpart and producing cadmium salts must achieve the following new source performance standards (NSPS): The limitations for pH, TSS, cadmium (T), selenium (T), and zinc (T), are the same as specified in § 415.642(b).
§ 415.646   Pretreatment standards for new sources (PSNS).
(a) Except as provided in 40 CFR 403.7, any new source subject to this subpart and producing cadmium pigments 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 for cadmium (T), selenium (T), and zinc (T), are the same as specified in § 415.644(a).
(b) Except as provided in 40 CFR 403.7, any new source subject to this subpart and producing cadmium salts 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 for cadmium (T), selenium (T), and zinc (T) are the same as specified in § 415.644(b).
§ 415.647   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
(a) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing cadmium pigments 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 § 415.642(a).
(b) Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart and producing cadmium salts 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 § 415.642(b).
§ 415.650   Applicability; description of the cobalt salts production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into treatment works which are publicly owned resulting from the production of cobalt salts.
§ 415.651   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations, and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product shall mean cobalt salts.
(c) The term cobalt shall mean the total cobalt present in the process wastewater stream exiting the wastewater treatment system.
(d) The term copper shall mean the total copper present in the process wastewater stream exiting the wastewater treatment system.
(e) The term nickel shall mean the total nickel present in the process wastewater stream exiting the wastewater treatment system.
§ 415.652   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 BM—Cobalt Salts
1 Within the range 6.0 to 9.0.
§ 415.653   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): The limitations for cobalt (T), copper (T), and nickel (T), are the same as specified in § 415.652.
§ 415.654   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 BM—Cobalt Salts
§ 415.655   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS): The limitations for pH, TSS, cobalt (T), copper (T), and nickel (T) are the same as specified in § 415.652.
§ 415.656   Pretreatment standards for new sources (PSNS).
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 for cobalt (T), copper (T), and nickel (T), are the same as specified in § 415.654.
§ 415.657   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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 § 415.652.
§ 415.660   Applicability; description of the sodium chlorate production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into treatment works which are publicly owned resulting from the production of sodium chlorate.
§ 415.661   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations, and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product shall mean sodium chlorate.
(c) The term chromium shall mean the total chromium present in the process wastewater stream exiting the wastewater treatment system.
(d) The term chlorine shall mean the total residual chlorine present in the process wastewater stream exiting the wastewater treatment system.
(e) The term antimony shall mean the total antimony present in the process wastewater stream exiting the wastewater treatment system.
§ 415.662   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) 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 BN—Sodium Chlorate
1 Within the range 6.0 to 9.0.
(b) [Reserved]
§ 415.663   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).
Subpart BN—Sodium Chlorate
§ 415.664   Pretreatment standards for existing sources (PSES). [Reserved]
§ 415.665   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
Subpart BN—Sodium Chlorate
1 Within the range 6.0 to 9.0.
§ 415.666   Pretreatment standards for new sources (PSNS).
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):
Subpart BN—Sodium Chlorate
§ 415.667   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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 § 415.662.
§ 415.670   Applicability; description of the zinc chloride production subcategory.
The provisions of this subpart are applicable to discharges and to the introduction of pollutants into treatment works which are publicly owned resulting from the production of zinc chloride.
§ 415.671   Specialized definitions.
For the purpose of this subpart:
(a) Except as provided below, the general definitions, abbreviations, and methods of analysis set forth in part 401 of this chapter shall apply to this subpart.
(b) The term product shall mean zinc chloride.
(c) The term arsenic shall mean the total arsenic present in the process wastewater stream exiting the wastewater treatment system.
(d) The term zinc shall mean the total zinc present in the process wastewater stream exiting the wastewater treatment system.
(e) The term lead shall mean the total lead present in the process wastewater stream exiting the wastewater treatment system.
§ 415.672   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a) 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 BO—Zinc Chloride
1 Within the range 6.0 to 10.0
§ 415.673   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).
Subpart BO—Zinc Chloride
§ 415.674   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 BO—Zinc Chloride
§ 415.675   New source performance standards (NSPS).
Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
Subpart BO—Zinc Chloride
1 Within the range 6.0 to 10.0.
§ 415.676   Pretreatment standards for new sources (PSNS).
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 for arsenic (T), zinc (T), and lead (T) are the same as specified in § 415.674.
§ 415.677   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
Except as provided in 40 CFR 125.30 through 125.32 any existing point source subject to this subpart must acheive 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 § 415.672.