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§ 421.84 Standards of performance for new sources.
Any new source subject to this subpart shall achieve the following new source performance standards:
(a) Subpart H—Zinc Reduction Furnace Wet Air Pollution Control.
NSPS
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
---|---|---|
mg/kg (pounds per million pounds) of zinc reduced | ||
Cadmium | .334 | .134 |
Copper | 2.135 | 1.018 |
Lead | .467 | .217 |
Zinc | 1.702 | .701 |
Total suspended solids | 25.020 | 20.020 |
pH | ( 1) | ( 1) |
1 Within the range of 7.5 to 10.0 at all times.
(b) Subpart H—Preleach of Zinc Concentrates.
NSPS
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
---|---|---|
mg/kg (pounds per million pounds) of concentrate leached | ||
Cadmium | .180 | .072 |
Copper | 1.153 | .550 |
Lead | .252 | .117 |
Zinc | .919 | .378 |
Total suspended solids | 13.520 | 10.810 |
pH | ( 1) | ( 1) |