40 CFR 442.31 - Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).

§ 442.31 Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the application of BPT:
Table—Effluent Limitations
Regulated parameter Maximum daily 1 Maximum monthly avg. 1
1 Mg/L (ppm).
2 Within 6 to 9 at all times.
BOD5 61 22
TSS 58 26
Oil and grease (HEM) 36 16
Cadmium 0.020
Chromium 0.42
Copper 0.10
Lead 0.14
Mercury 0.0013
Nickel 0.58
Zinc 8.3
pH (2) (2)

Title 40 published on 2013-07-01

no entries appear in the Federal Register after this date.

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