eCFR.io
Daily eCFR

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

40 CFR 426.52

Citation40 CFR 426.52
CorpusDaily eCFR
Displayed edition2026-04-15
Last updated2026-04-15

§ 426.52 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 characteristicEffluent limitations
Maximum for any 1 dayAverage of daily values for 30 consecutive days shall not exceed—
Metric units (q/kkg of product)
TSS2.002.00
Oil1.401.40
Phosphorus0.05.05
pH(1)(1)
English units (lb/ton of product)
TSS0.00400.0040
Oil0.0028.0028
Phosphorus0.0001.0001
pH(1)(1)
1 Within the range 6.0 to 9.0.

[39 FR 5714, Feb. 14, 1974, as amended at 60 FR 33958, June 29, 1995]