Wis. Admin. Code NR § 230.176

Current through May 28, 2024

Section NR 230.176 - Pretreatment standards for new sources

Except as provided in s. NR 211.13, any new source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and shall achieve the following PSNS:

Table 24

Sodium Dichromate⁽¹⁾

PSNS
	kg/kkg (pounds per 1,000 pounds) of sodium dichromate
Pollutant or pollutant property	Maximum for any 1 day	Average of daily values for 30 consecutive days
Total Chromium	1.0	0.50
Hexavalent Chromium	0.11	0.060
Nickel	0.80	0.40

(1) When a POTW finds that mass limitations are necessary, the PSNS shall be the standards set forth in s. NR 230.172 for total chromium, hexavalent chromium, and nickel.

Wis. Admin. Code Department of Natural Resources § NR 230.176

Cr. Register, September, 1990, No. 417, eff. 10-1-90.