§ 461.32 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).

§ 461.32 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).

(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 available technology economically achievable:

(1) Subpart C - Open Formation - Dehydrated.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average
	Metric units - mg/kg of lead used
	English units - pounds per 1,000,000 pounds of lead used
Copper	3.19	1.68
Lead	0.71	0.34
Iron	2.02	1.02

(2) Subpart C - Open Formation - Wet.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average
	Metric units - mg/kg of lead used
	English units - pounds per 1,000,000 pounds of lead used
Copper	0.100	0.053
Lead	0.022	0.010
Iron	0.06	0.03

(3) Subpart C - Plate Soak.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average
	Metric units - mg/kg of lead used
	English units - pounds per 1,000,000 pounds of lead used
Copper	0.039	0.021
Lead	0.008	0.004
Iron	0.030	0.010

(4) Subpart C - Battery Wash (Detergent).

BAT Effluent Limitations

Pollutant or Pollutant Property	Maximum for any 1 Day	Maximum for monthly average
	Metric units - mg/kg of lead used
	English units - pounds per 1,000,000 pounds of lead used
Copper	1.71	0.90
Lead	0.38	0.18
Iron	1.08	0.55

(5) Subpart C - Direct Chill Lead Casting.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average
	Metric units - mg/kg of lead used
	English units - pounds per 1,000,000 pounds of lead used
Copper	0.0004	0.0002
Lead	0.00008	0.00004
Iron	0.0002	0.0001

(6) Subpart C - Mold Release Formulation.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average
	Metric units - mg/kg of lead used
	English units - pounds per 1,000,000 pounds of lead used
Copper	0.011	0.006
Lead	0.002	0.001
Iron	0.007	0.003

(7) Subpart C - Truck Wash.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average
	Metric units - mg/kg of lead in trucked batteries
	English units - pounds per 1,000,000 pounds of lead in trucked batteries
Copper	0.026	0.014
Lead	0.005	0.002
Iron	0.016	0.008

(8) Subpart C - Laundry.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average
	Metric units - mg/kg of lead used
	English units - pounds per 1,000,000 pounds of lead used
Copper	0.21	0.11
Lead	0.05	0.02
Iron	0.13	0.07

(9) Subpart C - Miscellaneous Wastewater Streams.

BAT Effluent Limitations

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average
	Metric units - mg/kg of lead used
	English units - pounds per 1,000,000 pounds of lead used
Copper	0.58	0.31
Lead	0.13	0.06
Iron	0.37	0.19

(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, as amended at 51 FR 30816, Aug. 28, 1986]