StacksVerified U.S. federal law reference

40 CFR §439.32 — Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
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:
  1. (a)The limitation for BOD5 is the same as specified in § 439.12(a).
  2. (b)The limitation for TSS is the same as specified in § 439.12(b).
  3. (c)The limitations for COD are the same as specified in § 439.12(c) and (d).
  4. (d)The limitations for cyanide are the same as specified in § 439.12(e), (f) and (g).