Wisconsin Administrative Code
Department of Natural Resources
NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System
Chapter NR 254 - Iron and steel manufacturing
Subchapter I - Cokemaking Subcategory
Section NR 254.015 - Pretreatment standards for existing sources

Universal Citation: WI Admin Code ยง NR 254.015

Current through August 26, 2024

(1) Except as provided in ss. NR 211.13 and 211.14, any existing source subject to this subchapter which introduces pollutants into a POTW shall comply with ch. NR 211 and achieve the PSES in sub. (2) or (3).

(2) IRON AND STEEL BYPRODUCT COKEMAKING.

(a) The following PSES apply:

Table 9

Iron and Steel Byproduct Cokemaking

PSNS

Maximum for any 1 day

Average of daily values for 30 consecutive days

Pollutant or pollutant property

kg/kkg (pounds per 1,000 pounds) of product

Ammonia-N

0.0645

0.0322

Cyanide

0.0172

0.00859

Phenols (4AAP)

0.0430

0.0215

(b) Increased loadings, not to exceed 24% above the limitations in par. (a), are allowed for plants which have wet desulfurization systems but only to the extent that such systems generate an increased effluent volume.

(c) Increased loadings, not to exceed 58% above the limitations in par. (a), are allowed for plants which include indirect ammonia recovery systems but only to the extent that such systems generate an increased effluent volume.

(3) MERCHANT BYPRODUCT COKEMAKING.

(a) The following PSES apply:

Table 10

Merchant Byproduct Cokemaking

PSNS

Maximum for any 1 day

Average of daily values for 30 consecutive days

Pollutant or pollutant property

kg/kkg (pounds per 1,000 pounds) of product

Ammonia-N

0.0751

0.0375

Cyanide

0.0200

0.0100

Phenols (4AAP)

0.0501

0.0250

(b) Increased loadings, not to exceed 21% above the limitations in par. (a), are allowed for plants which have wet desulfurization systems but only to the extent that such systems generate an increased effluent volume.

(c) Increased loadings, not to exceed 50% above the limitations in par. (a), are allowed for plants which include indirect ammonia recovery systems but only to the extent that such systems generate an increased effluent volume.

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