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Subpart AK—Cuprous Oxide Production Subcategory [Reserved]
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Subpart AL—Ferric Chloride Production Subcategory
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§ 415.380 Applicability; description of the ferric chloride production subcategory.
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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.
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(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).
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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]
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§ 415.384 Pretreatment standards for existing sources (PSES).
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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
------------------------------------------------------------------------
PSES limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Milligrams
per liter
(mg/l)
---------------------------
Total Chromium.............................. 3.0 1.0
Hexavalent Chromium......................... 0.25 0.09
Copper (T).................................. 1.0 0.50
Nickel (T).................................. 2.0 1.0
Zinc (T).................................... 5.0 2.5
------------------------------------------------------------------------
§ 415.385 [Reserved]
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§ 415.386 Pretreatment standards for new sources (PSNS).
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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.
[49 FR 33423, Aug. 22, 1984]
Subpart AM—Ferrous Sulfate Production Subcategory [Reserved]
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Subpart AN—Fluorine Production Subcategory
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§ 415.400 Applicability; description of the fluorine production subcategory.
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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.
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(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).
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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]
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§ 415.406 Pretreatment standards for new sources (PSNS).
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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.
[49 FR 33423, Aug. 22, 1984]
Subpart AO—Hydrogen Production Subcategory
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§ 415.410 Applicability; description of the hydrogen production subcategory.
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The provisions of this subpart are applicable to discharges resulting from the production of hydrogen as a refinery by-product.
§ 415.411 Specialized definitions.
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(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).
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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).
Subpart AP—Hydrogen Cyanide Production Subcategory
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§ 415.420 Applicability; description of the hydrogen cyanide production subcategory.
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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.
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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).
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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
------------------------------------------------------------------------
BPT effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per
1,000 lb) of
product
---------------------------
TSS......................................... 8.6 3.2
Cyanide A................................... 0.10 0.021
Total Cyanide............................... 0.65 0.23
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\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).
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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
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BAT effluent limitations
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Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
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Kg/kkg (or
pounds per
1,000 lb) of
product
---------------------------
Cyanide A................................... 0.10 0.021
Total Cyanide............................... 0.65 0.23
Total Residual Chlorine..................... 0.086 0.051
------------------------------------------------------------------------
§ 415.424 [Reserved]
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§ 415.425 New source performance standards (NSPS).
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Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
Subpart AP_Hydrogen Cyanide
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NSPS effluent limitations
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Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per
1,000 lb) of
product
---------------------------
TSS......................................... 8.6 3.2
Cyanide A................................... 0.10 0.021
Total Cyanide............................... 0.65 0.23
Total Residual Chlorine..................... 0.086 0.051
Ph.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range 6.0 to 10.5.
§ 415.426 Pretreatment standards for new sources (PSNS).
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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
------------------------------------------------------------------------
PSNS effluent
limitations
------------------------
Average of
Pollutant or pollutant property daily
Maximum values for
for any 1 30
day consecutive
days
------------------------------------------------------------------------
Milligrams
per liter
------------------------
Cyanide A...................................... 1.7 0.36
Total Cyanide.................................. 11 4.0
------------------------------------------------------------------------
In cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for Cyanide A and Total Cyanide are the same as specified in §415.425.
[47 FR 55227, Dec. 8, 1982]
§ 415.427 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
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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.
Subpart AQ—Iodine Production Subcategory
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§ 415.430 Applicability; description of the iodine production subcategory.
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The provisions of this subpart are applicable to discharges resulting from the production of iodine.
§ 415.431 Specialized definitions.
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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.
[47 FR 28278, June 29, 1982; 47 FR 55227, Dec. 8, 1982]
§ 415.432 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
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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]
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§ 415.436 Pretreatment standards for new sources (PSNS).
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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.
[49 FR 33423, Aug. 22, 1984]
Subpart AR—Lead Monoxide Production Subcategory
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§ 415.440 Applicability; description of the lead monoxide production subcategory.
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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.
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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.
[47 FR 28278, June 29, 1982; 47 FR 55227, Dec. 8, 1982]
§ 415.442 Effluent limitations quidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
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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]
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§ 415.444 Pretreatment standards for existing sources (PSES).
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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
------------------------------------------------------------------------
PSES effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Milligrams
per liter
(mg/1)
---------------------------
Lead........................................ 2.0 1.0
------------------------------------------------------------------------
§ 415.445 [Reserved]
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§ 415.446 Pretreatment standards for new sources (PSNS).
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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.
[49 FR 33423, Aug. 22, 1984]
Subpart AS—Lithium Carbonate Production Subcategory
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§ 415.450 Applicability; description of the lithium carbonate production subcategory.
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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.
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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).
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(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
------------------------------------------------------------------------
BPT effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per
1,000
pounds) of
product
---------------------------
TSS......................................... 2.7 0.90
(\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range 6.0 to 9.0.
Subpart AT—Manganese Sulfate Production Subcategory [Reserved]
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Subpart AU—Nickel Salts Production Subcategory
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Source: 49 FR 33423, Aug. 22, 1984, unless otherwise noted.
§ 415.470 Applicability; description of the nickel salts production subcategory.
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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.
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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).
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(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
------------------------------------------------------------------------
BPT effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per/
1,000 lb) of
product
---------------------------
TSS......................................... 0.096 0.032
Nickel (T).................................. 0.0060 0.0020
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\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
------------------------------------------------------------------------
BPT effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per/
1,000 lb) of
product
---------------------------
TSS......................................... 17. 5.6
Nickel (T).................................. 1.1 0.35
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\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).
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(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
------------------------------------------------------------------------
BAT effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per/
1,000 lb) of
product
---------------------------
Copper (T).................................. 0.00074 0.00024
Nickel (T).................................. 0.00074 0.00024
------------------------------------------------------------------------
(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
------------------------------------------------------------------------
BAT effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per/
1,000 lb) or
product
---------------------------
Copper (T).................................. 0.13 0.042
Nickel (T).................................. 0.13 0.042
------------------------------------------------------------------------
§ 415.474 Pretreatment standards for existing sources (PSES).
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(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
------------------------------------------------------------------------
PSES effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Milligrams
per liter
(mg/l)
---------------------------
Copper(T)................................... 1.1 0.36
Nickel(T)................................... 1.1 0.36
------------------------------------------------------------------------
In cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for copper (T) and nickel (T) are the same as specified in §415.473(a).
(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
------------------------------------------------------------------------
PSES effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Milligrams
per liter
(mg/l)
---------------------------
Copper(T)................................... 1.1 0.36
Nickel(T)................................... 1.1 0.36
------------------------------------------------------------------------
In cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for copper (T) and nickel (T) are the same as specified in §415.473(b).
§ 415.475 New source performance standards (NSPS).
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(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
------------------------------------------------------------------------
NSPS effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per
1,000 lb) of
product
---------------------------
TSS......................................... 0.096 0.032
Copper...................................... 0.00074 0.00024
Nickel...................................... 0.00074 0.00024
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\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
------------------------------------------------------------------------
NSPS effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per/
1,000 lb) or
product
---------------------------
TSS......................................... 17. 5.6
Copper...................................... 0.13 0.042
Nickel...................................... 0.13 0.042
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range 6.0 to 9.0.
§ 415.476 Pretreatment standards for new sources (PSNS).
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(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).
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(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).
Subpart AV—Strong Nitric Acid Production Subcategory [Reserved]
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Subpart AW—Oxygen and Nitrogen Production Subcategory
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§ 415.490 Applicability; description of the oxygen and nitrogen production subcategory.
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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]
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§ 415.492 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
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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
------------------------------------------------------------------------
BPT effluent limitations
---------------------------
Average of
Pollution or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per
1,000 lb) of
product
---------------------------
Oil and grease.............................. 0.0020 0.0010
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range 6.0 to 9.0.
Subpart AX—Potassium Chloride Production Subcategory
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§ 415.500 Applicability; description of the potassium chloride production subcategory.
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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]
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§ 415.502 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
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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]
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§ 415.506 Pretreatment standards for new sources (PSNS).
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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.
[49 FR 33425, Aug. 22, 1984]
Subpart AY—Potassium Iodide Production Subcategory
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§ 415.510 Applicability; description of the potassium iodide production subcategory.
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The provisions of this subpart are applicable to discharges resulting from the production of potassium iodide.
§ 415.511 Specialized definitions.
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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).
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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
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