40 CFR 428.32 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

Regulations last checked for updates: Nov 22, 2024

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

View all text of Subpart C [§ 428.30 - § 428.35]

§ 428.32 - 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 characteristic	Effluent limitations
Effluent characteristic	Maximum for any 1 day	Average of daily values for 30 consecutive days shall not exceed—
	Metric units (kg/kkg of product)
COD	5.91	3.94
BOD5	0.60	.40
TSS	0.98	.65
Oil and grease	0.24	.16
pH	( ¹)	( ¹)
	English units (lb/1,000 lb of product)
COD	5.91	3.94
BOD5	0.60	.40
TSS	0.98	.65
Oil and grease	0.24	.16
pH	( ¹)	( ¹)

¹ Within the range 6.0 to 9.0.

[39 FR 6662, Feb. 21, 1974, as amended at 60 FR 33963, June 29, 1995]

authority: Secs. 301, 304(b) and (c), 306(b) and (c), 307(c), Federal Water Pollution Control Act, as amended; 33 U.S.C. 1251,1311,1314,1316,1317; 86 Stat. 816

source: 39 FR 6662, Feb. 21, 1974, unless otherwise noted.

cite as: 40 CFR 428.32