40 CFR 461.53: 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 E—Lead Iodide Cathodes—NSPS.

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

Metric units—mg/kg of lead

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

Chromium 23.34 9.46

Lead 17.66 8.20

Iron 75.70 38.48

TSS 946.2 756.96

pH (1) (1)

1 Within the range of 7.5-10.0 at all times.

(2) Subpart E—Iron Disulfide Cathodes—NSPS.

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

Metric units—mg/kg of Iron disulfide

English units—pounds per 1,000,000 pounds of Iron disulfide

Chromium 2.79 1.13

Lead 2.11 0.98

Iron 9.05 4.60

TSS 113.1 90.5

pH (1) (1)

1 Within the range of 7.5-10.0 at all times.

(3) Subpart E—Miscellaneous Wastewater Streams—NSPS.

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

Chromium 0.039 0.016

Lead 0.030 0.014

Iron 0.129 0.066

TSS 1.62 1.30

pH (1) (1)

1 Within the range of 7.5-10.0 at all times.

(4) Subpart E—Air Scrubbers—NSPS.

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

TSS 434.0 207.0

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.