Regulations last checked for updates: May 20, 2024

Title 40 - Protection of Environment last revised: May 16, 2024
§ 469.17 - New source performance standards (NSPS).

Any new source subject to this subpart must achieve the following new source performance standards (NSPS).

Subpart A—Semiconductor NSPS Effluent Limitations

Pollutant or pollutant property Maximum for any 1 day Average of daily values for 30 consecutive days
Milligrams per liter (mg/l)
TTO 11.37( 2)
Fluoride (T)32.017.4
pH( 2)( 3)

1 Total toxic organics.

2 Not applicable.

3 Within the range of 6.0 to 9.0.

authority: Secs. 301, 304, 306, 307, 308, and 501 of the Clean Water Act (the Federal Water Pollution Control Act Amendments of 1972, as amended by the Clean Water Act of 1977, 33 U.S.C. 1311,1314,1316,1317,1318,and; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217, unless otherwise noted
source: 48 FR 15394, Apr. 8, 1983, unless otherwise noted.
cite as: 40 CFR 469.17