Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

§ 421.323 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

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) Refinery sump filtrate.

BAT Limitations 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

(b) Slag leach reslurry.

BAT Limitations 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
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