Standards of performance for new sources.

§ 421.324 Standards of performance for new sources.

Any new source subject to this subpart shall achieve the following new source performance standards:

(a) Refinery sump filtrate.

NSPS for the Secondary Uranium Subcategory

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of uranium processed in the refinery
Chromium (total)27.1411.00
Copper93.8844.74
Nickel40.3427.14
Fluoride2,567.001,459.00
Total suspended solids1,100.00880.10
pH( 1)( 1)

1 Within the range of 7.5 to 10.0 at all times.

(b) Slag leach reslurry.

NSPS for the Secondary Uranium Subcategory

Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of uranium processed in the refinery
Chromium (total)1.6890.685
Copper5.8442.785
Nickel2.5111.689
Fluoride159.80090.860
Total suspended solids68.49054.790
pH( 1)( 1)
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