40 CFR 444.13 - Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).

Regulations last checked for updates: Nov 22, 2024

Title 40 - Protection of Environment last revised: Nov 20, 2024

View all text of Subpart A [§ 444.10 - § 444.18]

§ 444.13 - 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:

Effluent Limitations ¹

Regulated parameter	Maximum daily	Maximum monthly avg.
TSS	113,000	34,800
Arsenic	84	72
Cadmium	71	26
Chromium	25	14
Copper	23	14
Lead	57	32
Mercury	2.3	1.3
Silver	13	8
Titanium	60	22
Zinc	82	54
pH	( ²)	( ²)

¹ Micrograms per liter (ppb)

² Within the range 6 to 9.

authority: Secs. 301, 304, 306, 307, 308, 402, and 501 of the Clean Water Act, as amended; 33 U.S.C. 1311,1314,1316,1317,1318,1342,and

source: 65 FR 4381, Jan. 27, 2000, unless otherwise noted.

cite as: 40 CFR 444.13