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§ 461.13 New source performance standards (NSPS).

40 CFR 461.13

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  3. Title 40
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  5. Chapter I
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  7. Part 461
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  9. Subpart A
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  11. 40 CFR 461.13
Citation40 CFR 461.13
CorpusDaily eCFR
Displayed edition2026-04-27
Last updated2026-04-27

§ 461.13 New source performance standards (NSPS).

(a) The discharge of wastewater pollutants from any new source subject to this subpart shall not exceed the standards set forth below:

(1) Subpart A—Electrodeposited Anodes—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
Metric units—mg/kg of cadmium
English units—pounds per 1,000,000 pounds of cadmium
Cadmium7.032.81
Nickel19.3313.01
Zinc35.8514.76
Cobalt4.922.46
Oil and grease351.5351.5
TSS527.3421.8
pH(1)(1)
1 Within the range of 7.5-10.0 at all times.

(2) Subpart A—Impregnated Anodes—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
Metric units—mg/kg of cadmium
English units—pounds per 1,000,000 pounds of cadmium
Cadmium40.016.0
Nickel110.074.0
Zinc204.084.0
Cobalt28.014.0
Oil and grease2,000.02,000.0
TSS3,000.02,400.0
pH(1)(1)
1 Within the range of 7.5-10.0 at all times.

(3) Subpart A—Nickel Electrodeposited Cathodes—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
Metric units—mg/kg of nickel applied
English units—pounds per 1,000,000 pounds of nickel applied
Cadmium6.602.64
Nickel18.1512.21
Zinc33.6613.86
Cobalt4.622.31
Oil and grease330.0330.0
TSS495.0396.0
pH(1)(1)
1 Within the range of 7.5-10.0 at all times.

(4) Subpart A—Nickel Impregnated Cathodes—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
Metric units—mg/kg of nickel applied
English units—pounds per 1,000,000 pounds of nickel applied
Cadmium40.016.0
Nickel110.074.0
Zinc204.084.0
Cobalt28.014.0
Oil and grease2,000.02,000.0
TSS3,000.02,400.0
pH(1)(1)
1 Within the range of 7.5-10.0 at all times.

(5) Subpart A—Miscellaneous Wastewater Streams—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
Metric units—mg/kg of cells produced
English units—pounds per 1,000,000 pounds of cells produced
Cadmium0.470.19
Nickel1.280.86
Zinc2.380.98
Cobalt0.330.16
Oil and grease23.323.3
TSS35.028.0
pH(1)(1)
1 Within the range of 7.5-10.0 at all times.

(6) Subpart A—Cadmium Powder Production—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
Metric units—mg/kg of cadmium powder produced
English units—pounds per 1,000,000 pounds of cadmium powder produced
Cadmium1.310.53
Nickel3.612.43
Zinc6.702.76
Cobalt0.920.46
Oil and grease65.7065.70
TSS98.5578.84
pH(1)(1)
1 Within the range of 7.5-10.0 at all times.

(7) Subpart A—Silver Powder Production—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
Metric units—mg/kg of silver powder produced
English units—pounds per 1,000,000 pounds of silver powder produced
Cadmium0.640.26
Nickel1.771.19
Silver0.930.39
Zinc3.271.35
Cobalt0.450.22
Oil and grease32.1032.10
TSS48.1538.52
pH(1)(1)
1 Within the range of 7.5-10.0 at all times.

(8) Subpart A—Cadmium Hydroxide Production—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
Metric units—mg/kg of cadmium used
English units—pounds per 1,000,000 pounds of cadmium used
Cadmium0.0280.011
Nickel0.0770.051
Zinc0.1420.058
Cobalt0.0190.009
Oil and grease1.401.40
TSS2.101.68
pH(1)(1)
1 Within the range of 7.5-10.0 at all times.

(9) Subpart A—Nickel Hydroxide Production—NSPS.

Pollutant or pollutant propertyMaximum for any 1 dayMaximum for monthly average
Metric units—mg/kg of nickel used
English units—pounds per 1,000,000 pounds of nickel used
Cadmium3.301.32
Nickel9.086.11
Zinc16.836.93
Cobalt2.311.16
Oil and grease165.0165.0
TSS247.5198.0
pH(1)(1)
1 Within the range of 7.5-10.0 at all times.

(b) There shall be no discharge allowance for process wastewater pollutants from any battery manufacturing operation other than those battery manufacturing operations listed above.

[49 FR 9134, Mar. 9, 1984; 49 FR 13879, Apr. 9, 1984]