Regulations last checked for updates: May 19, 2024

Title 40 - Protection of Environment last revised: May 16, 2024
§ 428.86 - Pretreatment standards for new sources.

Any new source subject to this subpart that introduces process wastewater pollutants into a publicly owned treatment works must comply with 40 CFR part 403. In addition, the following pretreatment standard establishes the quantity or quality of pollutants or pollutant properties, controlled by this section, which may be discharged to a publicly owned treatment works by a new point source subject to the provisions of this subpart:

Pollutant or pollutant property Pretreatment standards
Maximum for any 1 day Average of daily values for 30 consecutive days shall not exceed—
Metric units (kg/kkg of product)
COD14.76.11
Oil and grease( 1)( 1)
TSS( 2)( 2)
pH( 2)( 2)
English units (lb/1,000 lb of product)
COD14.76.11
Oil and grease( 1)( 1)
TSS( 2)( 2)
pH( 2)( 2)

1 100 mg/l.

2 No limitation.

[40 FR 2341, Jan. 10, 1975, as amended at 60 FR 33964, 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 428.86