eCFR.io
Daily eCFR

§ 461.13 New source performance standards (NSPS).

40 CFR 461.13

Citation40 CFR 461.13
CorpusDaily eCFR
Displayed edition2026-10-29
Last updated2026-10-29

§ 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]

AuthoritySecs. 301, 304 (b), (c), (e), and (g), 306 (b) and (c), 307 (b) and (c), 308 and 501 of the Clean Water Act (the Federal Water Pollution Control Act Amendments of 1972, as amended by the Clean Water Act of 1977) (the “Act”); 33 U.S.C. 1311, 1314 (b), (c), (e), and (g), 1316 (b) and (c), 1317 (b) and (c), and 1361; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217.
Source49 FR 9134, Mar. 9, 1984, unless otherwise noted.