40 CFR § 411.22 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

§ 411.22 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

Except as provided in §§ 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 practicable control technology currently available (BPT):

Effluent characteristic Effluent limitations (maximum for any 1 day)
Metric units (kg/kkg of dust leached)
TSS 0.4.
Temperature (heat) Not to exceed 3 °C rise above inlet temperature.
pH Within the range 6.0 to 9.0.
English units (lb/1,000 lb of dust leached)
TSS 0.4.
Temperature (heat) Not to exceed 3 °C rise above inlet temperature.
pH Within the range 6.0 to 9.0.
[39 FR 6591, Feb. 20, 1974, as amended at 60 FR 33951, June 29, 1995]