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.
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.
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.
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.
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.
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]
authority: Secs. 301, 304 (b), (c), (e), and (g), 306 (b) and (c), 307 (b) and (c), 308 and 501 of the Clean Water Act (the Federal Water Pollution Control Act Amendments of 1972, as amended by the Clean Water Act of 1977) and the Water Quality Act of 1987 (the “Act”);
33 U.S.C. 1311,
1314,
c,
e,
and, 1316 (b) and
c, 1317 (b) and
c,
1318; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217; 101 Stat. 7, Pub. L. 100-4
source: 49 FR 8790, Mar. 8, 1984, unless otherwise noted.
cite as: 40 CFR 421.53