GroundRules
← Search the law
Federal regulations · Through 2026-08-25 · Newer source version available

40 CFR 461.14: Pretreatment standards for existing sources (PSES).

Read at publisher ↗
Where this section sits in the code
  1. Title 40—Protection of Environment
  2. CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
  3. SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS
  4. PART 461—BATTERY MANUFACTURING POINT SOURCE CATEGORY
  5. Subpart A—Cadmium Subcategory

(a) 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 pretreatment standards for existing sources listed below:

(1) Subpart A—Electrodeposited Anodes.

PSES

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average

Metric units—mg/kg of cadmium

English units—pounds per 1,000,000 pounds of cadmium

Cadmium 11.95 5.27

Nickel 67.49 44.64

Zinc 51.32 21.44

Cobalt 7.38 3.16

(2) Subpart A—Impregnated Anodes.

PSES

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average

Metric units—mg/kg of cadmium

English units—pounds per 1,000,000 pounds of cadmium

Cadmium 68.0 30.0

Nickel 384.0 254.0

Zinc 292.0 122.0

Cobalt 42.0 18.0

(3) Subpart A—Nickel Electrodeposited Cathodes.

PSES

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average

Metric units—mg/kg of nickel applied

English units—pounds per 1,000,000 pounds of nickel applied

Cadmium 11.22 4.95

Nickel 63.36 41.91

Zinc 48.18 20.13

Cobalt 6.93 2.97

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

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average

Metric units—mg/kg of nickel applied

English units—pounds per 1,000,000 pounds of nickel applied

Cadmium 68.0 30.0

Nickel 384.0 254.0

Zinc 292.0 122.0

Cobalt 42.0 18.0

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

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average

Metric units—mg/kg of cells produced

English units—pounds per 1,000,000 pounds of cells produced

Cadmium 0.79 0.35

Nickel 4.47 2.96

Zinc 3.40 1.42

Cobalt 0.49 0.21

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

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average

Metric units—mg/kg of cadmium powder produced

English units—pounds per 1,000,000 pounds of cadmium powder produced

Cadmium 2.23 0.99

Nickel 12.61 8.34

Zinc 9.59 4.01

Cobalt 1.38 0.59

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

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average

Metric units—mg/kg of silver powder produced

English units—pounds per 1,000,000 pounds of silver powder produced

Cadmium 1.09 0.48

Nickel 6.16 4.08

Silver 1.32 0.55

Zinc 4.69 1.96

Cobalt 0.67 0.29

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

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average

Metric units—mg/kg of cadmium used

English units—pounds per 1,000,000 pounds of cadmium used

Cadmium 0.05 0.02

Nickel 0.27 0.18

Zinc 0.20 0.09

Cobalt 0.03 0.012

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

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average

Metric units—mg/kg of nickel used

English units—pounds per 1,000,000 pounds of nickel used

Cadmium 5.61 2.48

Nickel 31.68 20.96

Zinc 24.09 10.07

Cobalt 3.47 1.49

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

Collected 2026-08-27T02:26:04Z. Source file · JSON

Browse this collection