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§ 469.25 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).

40 CFR 469.25

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  3. Title 40
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  9. Subpart B
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  11. 40 CFR 469.25
Citation40 CFR 469.25
CorpusDaily eCFR
Displayed edition2026-07-13
Last updated2026-07-13

§ 469.25 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).

Except as provided in 40 CFR 125.30 through 32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically available (BAT):

Subpart B—Electronic Crystals BAT Effluent Limitations

Pollutant or pollutant propertyMaximum for any 1 dayAverage of daily values for 30 consecutive days
Milligrams per liter (mg/l)
TTO 11.37(3)
Arsenic 22.090.83
Fluoride32.017.4
1 Total toxic organics.
2 The arsenic limitation only applies to manufacturers of gallium or indium arsenide crystals.
3 Not applicable.