Wis. Admin. Code Department of Natural Resources NR 252.85

Current through November 25, 2024
Section NR 252.85 - Pretreatment standards for existing sources (PSES)

Except as provided in s. NR 252.04 and 40 CFR 403.7 and 403.13, any existing source subject to this subcategory that introduces process wastewater pollutants into a publicly owned treatment works shall comply with 40 CFR Part 403, and achieve the following pretreatment standards:

Pollutant or pollutant property

PSES

Milligrams per liter (mg.l)

Maximum for any 1 day

Maximum for monthly average

Sulfide

24.0

. . . . ..

Total chromium

12.0

8.0

pH

(1)

(1)

1Not less than 7.0.

Wis. Admin. Code Department of Natural Resources NR 252.85

Cr. Register, October, 1986, No. 370, eff. 11-1-86; am. Table, Register, May, 2001, No. 545, eff. 6-1-01.