40 CFR § 421.53
Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable
June 9, 2020
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 available technology economically achievable:
(a) Subpart E—Casting Contact Cooling.
BAT Effluent Limitations
Open Table
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of copper cast | ||
| Arsenic | .692 | .309 |
| Copper | .638 | .304 |
| Nickel | .274 | .184 |
(b) Subpart E—Anode and Cathode Rinse.
BAT Effluent Limitations
Open Table
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of cathode copper production | ||
| Arsenic | .000 | .000 |
| Copper | .000 | .000 |
| Nickel | .000 | .000 |
(c) Subpart E—Spent Electrolyte.
BAT Effluent Limitations
Open Table
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of copper cathode production | ||
| Arsenic | .068 | .031 |
| Copper | .063 | .030 |
| Nickel | .027 | .018 |
(d) Subpart E—Casting Wet Air Pollution Control.
BAT Effluent Limitations
Open Table
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of casting production | ||
| Arsenic | .000 | .000 |
| Copper | .000 | .000 |
| Nickel | .000 | .000 |
(e) Subpart E—By-Product Recovery.
BAT Effluent Limitations
Open Table
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of product recovered from electrolytic slimes processing | ||
| Arsenic | .000 | .000 |
| Copper | .000 | .000 |
| Nickel | .000 | .000 |
[49 FR 8801, Mar. 8, 1984; 49 FR 26739, June 29, 1984, as amended at 49 FR 29795, July 24, 1984]
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