Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

§ 421.132 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable technology currently available:

(a) Subpart M—Battery Cracking

BPT Effluent Limitations

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of lead scrap produced
Antimony1.932.862
Arsenic1.407.579
Lead.283.135
Zinc.983.411
Ammonia (as N).000.000
Total suspended solids27.60013.130
pH( 1)( 1)

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

(b) Subpart M—Blast, Reverberatory, or Rotary Furnace Wet Air Pollution Control

BPT Effluent Limitations

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of lead produced from smelting
Antimony7.4913.341
Arsenic5.4552.245
Lead1.096.522
Zinc3.8111.592
Ammonia (as N).000.000
Total suspended solids107.00050.900
pH( 1)( 1)
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