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Title 40

Displaying title 40, up to date as of 10/06/2026. Title 40 was last amended 10/02/2026.
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§ 435.46 Pretreatment standards of performance for existing sources (PSES).

Except as provided in 40 CFR 403.7 and 403.13, any existing source with discharges subject to this subpart that introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for existing sources (PSES).

PSES Effluent Limitations

Stream Pollutant parameter PSES effluent limitations
Produced Water No discharge.
Drilling Fluids and Drill Cuttings Well Treatment
Workover and Completion Fluids No discharge.
Produced Sand No discharge.
Deck Drainage No discharge.