Wisconsin Administrative Code
Department of Natural Resources
NR 200-299 - Environmental Protection - Wisconsin Pollutant Discharge Elimination System
Chapter NR 230 - Inorganic chemicals manufacturing
Subchapter XXXI - Calcium hydroxide
Section NR 230.311 - Specialized definitions

Universal Citation: WI Admin Code ยง NR 230.311

Current through August 26, 2024

The following definitions apply to the terms used in this subchapter:

(1) "Contaminated nonprocess wastewater" means any water which, during manufacturing or processing, comes into incidental contact with any raw material, intermediate product, finished product, byproduct, or waste product, if all reasonable measures have been taken to prevent, reduce, and control incidental contact and to mitigate the effects of incidental contact after it has occurred.

(2) "Incidental contact" means contact resulting from:

(a) Rainfall runoff;

(b) Accidental spills;

(c) Accidental leaks which are caused by failure of process equipment and which are repaired within the shortest reasonable time not to exceed 24 hours after discovery; and

(d) Discharges from safety showers and related personal safety equipment.

(3) "Process wastewater" means any water which, during manufacturing or processing, comes into contact with or results from the production or use of any raw material, intermediate product, finished product, by product, or waste product, except for contaminated nonprocess wastewater.

(4) "Process wastewater pollutants" means pollutants present in the process wastewater.

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