Standards of performance for new sources.

§ 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
Copper2.1351.018
Lead.467.217
Zinc1.702.701
Total suspended solids25.02020.020
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
Copper1.153.550
Lead.252.117
Zinc.919.378
Total suspended solids13.52010.810
pH( 1)( 1)
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