421.54—Standards of performance for new sources.
Any new source subject to this subpart shall achieve the following new source performance standards:
(a)
Subpart E—Casting Contact Cooling.
NSPS
|
mg/kg (pounds per million pounds) of copper cast
|
Arsenic |
.692 |
.309 |
Copper |
.638 |
.304 |
Nickel |
.274 |
.184 |
Total suspended solids |
7.470 |
5.976 |
pH |
(1) |
(1) |
1 Within the range of 7.5 to 10.0 at all times. |
(b)
Subpart E—Anode and Cathode Rinse.
NSPS
|
mg/kg (pounds per million pounds) of cathode copper production |
Arsenic |
.000 |
.000 |
Copper |
.000 |
.000 |
Nickel |
.000 |
.000 |
Total suspended solids |
.000 |
.000 |
pH |
(1) |
(1) |
1 Within the range of 7.5 to 10.0 at all times. |
(c)
Subpart E—Spent Electrolyte.
NSPS
|
mg/kg (pounds per million pounds) of copper cathode production |
Arsenic |
.068 |
.031 |
Copper |
.063 |
.030 |
Nickel |
.027 |
.018 |
Total suspended solids |
.735 |
.588 |
pH |
(1) |
(1) |
1 Within the range 7.5 to 10.0 at all times. |
(d)
Subpart E—Casting Wet Air Pollution Control.
NSPS
|
mg/kg (pounds per million pounds) of casting production |
Arsenic |
.000 |
.000 |
Copper |
.000 |
.000 |
Nickel |
.000 |
.000 |
Total suspended solids |
.000 |
.000 |
pH |
(1) |
(1) |
1 Within the range of 7.5 to 10.0 at all times. |
(e)
Subpart E—By-Product Recovery.
NSPS
|
mg/kg (pounds per million pounds) of product recovered from electrolytic slimes processing |
Arsenic |
.000 |
.000 |
Copper |
.000 |
.000 |
Nickel |
.000 |
.000 |
Total suspended solids |
.000 |
.000 |
pH |
(1) |
(1) |
1 Within the range of 7.5 to 10.0 at all times. |
[49 FR 8801, Mar. 8, 1984, as amended at 49 FR 29795, July 24, 1984]