Wisconsin Administrative Code
Department of Natural Resources
NR 100-199 - Environmental Protection General
Chapter NR 149 - Laboratory Accreditation
Subchapter VII - Quality Systems
Section NR 149.49 - Quality control requirements for whole effluent toxicity testing

Universal Citation: WI Admin Code ยง NR 149.49

Current through August 26, 2024

(1) ACUTE AND CHRONIC WHOLE EFFLUENT TOXICITY TESTING BY SPECIES. Laboratories analyzing whole effluents for acute and chronic toxicity for a given species shall follow the quality control requirements referenced in the "State of Wisconsin Aquatic Life Toxicity Testing Methods Manual", 2nd edition.

(2) CHEMICAL TESTING IN SUPPORT OF WHOLE EFFLUENT TOXICITY TESTING. Laboratories performing tests for alkalinity, ammonia, hardness, pH, conductivity, dissolved oxygen and total residual chlorine shall follow the quality control requirements specified in s. NR 149.48 except that laboratories need not analyze matrix spikes or matrix spike duplicates for ammonia, and hardness.

The referenced manual can be obtained at http://dnr.wi.gov/org/water/wm/ww/biomon/

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