Regulations last checked for updates: Nov 24, 2024

Title 40 - Protection of Environment last revised: Nov 21, 2024
§ 405.125 - Standards of performance for new sources.

The following standards of performance establish the quantity or quality of pollutants or pollutant properties, controlled by this section, which may be discharged by a new source subject to the provisions of this subpart:

Effluent characteristic Effluent limitations
Maximum for any 1 day Average of daily values for 30 consecutive days shall not exceed—
Metric units (kilograms per 1,000 kg of BOD5 input)
BOD50.2200.110
TSS0.275.138
pH( 1)( 1)
English units (pounds per 100 lb of BOD5 input)
BOD50.0220.011
TSS0.023.014
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,and; 86 Stat. 816,
source: 39 FR 18597, May 28, 1974, unless otherwise noted.
cite as: 40 CFR 405.125