CCLME.ORG - 40 CFR PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY

(continued)
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......................................... 0.090 0.030
Sulfide..................................... 0.015 0.0050
Iron........................................ 0.015 0.0050
Barium...................................... 0.0090 0.0030
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range 6.0 to 9.0.

Subpart AZ—Potassium Permanganate Production Subcategory [Reserved]
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Subpart BA—Silver Nitrate Production Subcategory
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§ 415.530 Applicability; description of the silver nitrate production subcategory.
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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.
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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 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).
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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 BA_Silver Nitrate
------------------------------------------------------------------------
BPT 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
---------------------------
Silver...................................... 0.0090 0.0030
TSS......................................... 0.069 0.023
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range 6.0 to 9.0.

§ 415.533 [Reserved]
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§ 415.534 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 BA_Silver Nitrate
------------------------------------------------------------------------
PSES limitations
---------------------------
Average of
Pollution or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Milligram
per liter
(mg/l)
---------------------------
Silver...................................... 1.0 0.5
------------------------------------------------------------------------

Subpart BB—Sodium Bisulfite Production Subcategory
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§ 415.540 Applicability; description of the sodium bisulfite 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 sodium bisulfite.

§ 415.541 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 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).
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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 BB_Sodium Bisulfite
------------------------------------------------------------------------
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......................................... 0.32 0.080
COD......................................... 3.8 0.95
Chromium (T)................................ 0.0020 0.00063
Zinc (T).................................... 0.0051 0.0015
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\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).
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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 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]
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§ 415.545 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): The limitations are the same as specified in §415.542.

§ 415.546 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 BB_Sodium Bisulfite
------------------------------------------------------------------------
PSNS effluent
limitations
------------------------
Average of
Pollutant or pollutant property daily
Maximum values for
for any 1 30
day consecutive
days
------------------------------------------------------------------------
Milligrams
per liter
------------------------
Chromium (T)................................... 1.3 0.42
------------------------------------------------------------------------

In cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for Chromium (T) are the same as specified in §415.545.

[47 FR 55227, Dec. 8, 1982]

§ 415.547 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 §414.542.

Subpart BC—Sodium Fluoride Production Subcategory
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§ 415.550 Applicability; description of the sodium fluoride production subcategory.
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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.
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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.

§ 415.552 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control techology 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.

§ 415.553 [Reserved]
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§ 415.554 Pretreatment standards for existing sources (PSES).
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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
------------------------------------------------------------------------
PSES effluent
limitations
-------------------------
Average of
Pollution or pollutant property daily
Maximum for values for
any 1 day 30
consecutive
days
------------------------------------------------------------------------
Milligrams
per liter
(mg/l)
-------------------------
Fluoride...................................... 50 25
------------------------------------------------------------------------

§ 415.555 [Reserved]
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§ 415.556 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 §415.552.

[49 FR 33425, Aug. 22, 1984]

Subpart BD—Sodium Hydrosulfide Production Subcategory [Reserved]
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Subpart BE—Sodium Hydrosulfite Production Subcategory [Reserved]
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Subpart BF—Sodium Silicofluoride Production Subcategory [Reserved]
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Subpart BG—Sodium Thiosulfate Production Subcategory [Reserved]
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Subpart BH—Stannic Oxide Production Subcategory
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§ 415.600 Applicability; description of the stannic oxide production subcategory.
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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.
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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 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).
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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.

§§ 415.603-415.605 [Reserved]
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§ 415.606 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 §415.602.

[49 FR 33425, Aug. 22, 1984]

Subpart BI—Sulfur Dioxide Production Subcategory [Reserved]
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Subpart BJ—Zinc Oxide Production Subcategory [Reserved]
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Subpart BK—Zinc Sulfate Production Subcategory
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§ 415.630 Applicability; description of the zinc sulfate production subcategory.
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The provisions of this subpart are applicable to discharges resulting from the production of zinc sulfate.

§ 415.631 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.

§ 415.632 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.

§§ 415.633-415.635 [Reserved]
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§ 415.636 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 §415.632.

[49 FR 33425, Aug. 22, 1984]

Subpart BL—Cadmium Pigments and Salts Production Subcategory
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Source: 49 FR 33426, Aug. 22, 1984, unless otherwise noted.

§ 415.640 Applicability; description of the cadmium pigments and 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 cadmium pigments and salts including cadmium chloride, cadmium nitrate, and cadmium sulfate salts.

§ 415.641 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 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).
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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 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
------------------------------------------------------------------------
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......................................... 2.59 1.57
Cadmium (T)................................. 0.078 0.026
Selenium (T)................................ 0.11 0.037
Zinc (T).................................... 0.017 0.0092
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 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
------------------------------------------------------------------------
BPT effluent limitations
-------------------------
Average of
daily
Pollutant or pollutant property Maximum for values for
any 1 day 30
consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per/
1,000 lb)
of product
-------------------------
TSS........................................... 0.0016 0.001
Cadmium (T)................................... 4.87x10-5 1.62x10-5
Selenium (T).................................. 7.0x10-5 2.3x10-5
Zinc (T)...................................... 1.04x10-5 5.8x10-6
pH............................................ (\1\) (\1\)
------------------------------------------------------------------------
\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).
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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 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).
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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 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
------------------------------------------------------------------------
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)
---------------------------
Cadmium (T)................................. 0.84 0.28
Selenium (T)................................ 1.1 0.40
Zinc (T).................................... 0.18 0.10
------------------------------------------------------------------------

In cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: 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 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
------------------------------------------------------------------------
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)
---------------------------
Cadmium (T)................................. 0.84 0.28
Selenium (T)................................ 1.1 0.40
Zinc (T).................................... 0.18 0.10
------------------------------------------------------------------------

In cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for cadmium (T), selenium (T), and zinc (T) are the same as specified in §415.642(b).

§ 415.645 New source performance standards (NSPS).
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(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).
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(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).
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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 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).

Subpart BM—Cobalt Salts Production Subcategory
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Source: 49 FR 33427, Aug. 22, 1984, unless otherwise noted.

§ 415.650 Applicability; description of the cobalt 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 cobalt salts.

§ 415.651 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 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).
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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 BM_Cobalt Salts
------------------------------------------------------------------------
BPT effluent limitations
-------------------------
Average of
daily
Pollutant or pollutant property Maximum for values for
any 1 day 30
consecutive
days
------------------------------------------------------------------------
Kg/kkg (or
pounds per/
1,000 lb)
of product
-------------------------
TSS........................................... 0.0023 0.0014
Cobalt (T).................................... 0.0003 0.00012
Copper (T).................................... 2.7x10-4 8.3x10-5
Nickel (T).................................... 2.7x10-4 8.3x10-5
pH............................................ (\1\) (\1\)
------------------------------------------------------------------------
\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).
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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): 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).
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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 BM_Cobalt Salts
------------------------------------------------------------------------
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)
---------------------------
Cobalt (T).................................. 3.6 1.4
Copper (T).................................. 3.3 1.0
Nickel (T).................................. 3.3 1.0
------------------------------------------------------------------------

In cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for cobalt (T), copper (T), and nickel (T), are the same as specified in §415.652.

§ 415.655 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): 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).
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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 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).
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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 §415.652.

Subpart BN—Sodium Chlorate Production Subcategory
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Source: 49 FR 33428, Aug. 22, 1984, unless otherwise noted.

§ 415.660 Applicability; description of the sodium chlorate 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 sodium chlorate.

§ 415.661 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 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).
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(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
------------------------------------------------------------------------
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......................................... 0.12 0.068
Antimony (T)................................ 0.0086 0.0043
Chromium (T)................................ 0.0027 0.0014
Chlorine (total residual)................... 0.0041 0.0024
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range 6.0 to 9.0.

(b) [Reserved]

[49 FR 33428, Aug. 22, 1984; 49 FR 37594, Sept. 25, 1984]

§ 415.663 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 BN_Sodium Chlorate
------------------------------------------------------------------------
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
---------------------------
Antimony (T)................................ 0.0043 0.0022
Chromium (T)................................ 0.0017 0.00086
Chlorine (total residual)................... 0.0041 0.0024
------------------------------------------------------------------------

[49 FR 33428, Aug. 22, 1984; 49 FR 37594, Sept. 25, 1984]

§ 415.664 Pretreatment standards for existing sources (PSES). [Reserved]
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§ 415.665 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 BN_Sodium Chlorate
------------------------------------------------------------------------
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......................................... 0.076 0.046
Antimony (T)................................ 0.0043 0.0022
Chromium (T)................................ 0.0017 0.00086
Chlorine (total residual)................... 0.0041 0.0024
pH.......................................... (\1\) (\1\)
------------------------------------------------------------------------
\1\ Within the range 6.0 to 9.0.

§ 415.666 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 BN_Sodium Chlorate
------------------------------------------------------------------------
PSNS effluent limitations
---------------------------
Average of
Pollutant or pollutant property daily values
Maximum for for 30
any 1 day consecutive
days
------------------------------------------------------------------------
Milligrams
per liter
(mg/l)
---------------------------
Antimony (T)................................ 1.6 0.8
Chromium (T)................................ 0.64 0.32
------------------------------------------------------------------------

In cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for antimony(T) and chromium(T) are the same as specified in §415.663.

[49 FR 33428, Aug. 22, 1984; 49 FR 37594, Sept. 25, 1984]

§ 415.667 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 §415.662. (continued)