40 CFR 417.43 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

Regulations last checked for updates: Nov 23, 2024

Title 40 - Protection of Environment last revised: Nov 21, 2024

View all text of Subpart D [§ 417.40 - § 417.46]

§ 417.43 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.

The following limitations establish the quantity or quality of pollutants or pollutant properties, controlled by this section, which may be discharged by a point source subject to the provisions of this subpart after application of the best available technology economically achievable:

Effluent characteristic	Effluent limitations
Effluent characteristic	Maximum for any 1 day	Average of daily values for 30 consecutive days shall not exceed—
	Metric units (kilograms per 1,000 kg of anhydrous product)
BOD5	0.80	0.40
COD	2.40	1.20
TSS	0.20	.10
Oil and grease	0.08	.04
pH	( ¹)	( ¹)
	English units (pounds per 1,000 lb of anhydrous product)
BOD5	0.80	0.40
COD	2.40	1.20
TSS	0.20	.10
Oil and grease	0.08	.04
pH	( ¹)	( ¹)

¹ Within the range 6.0 to 9.0.

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

source: 39 FR 13372, Apr. 12, 1974, unless otherwise noted.

cite as: 40 CFR 417.43