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:
Effluent Limitations
[BPT]
Regulated parameter | Maximum daily1 | Maximum monthly avg.1 |
BOD5 | 0.42 | 0.21 |
Fecal Coliform | (2) | (3) |
O&G4 | 0.16 | 0.08 |
TSS | 0.50 | 0.25 |
1 Pounds per 1000 lbs (or g/kg) LWK.
2 Maximum of 400 MPN or CFU per 100 mL at any time.
3 No maximum monthly average limitation.
4 May be measured as hexane extractable material (HEM).
Effluent Limitations
[BPT]
Regulated parameter | Maximum daily1 | Maximum monthly avg.1 |
Ammonia (as N) | 8.0 | 4.0 |
1 mg/L (ppm).
40 C.F.R. §432.22