Publications Home

Publication Summary


Laboratory Guidance and Whole Effluent Toxicity Test Review Criteria

Publication number Date Published Date Revised
95-80November 1995June 2016
VIEW NOW: Acrobat PDF format (Number of pages: 95) (Publication Size: 1816KB)

Trouble viewing?
Author(s) Randall Marshall
Description The Laboratory Guidance and Whole Effluent Toxicity (WET) Test Review Criteria document provides the regulatory context for WET testing and related services provided by labs. Having an understanding of the purpose of WET testing in Washington State can help labs provide better service to permittees and other clients. The document provides details on sample handling, test conditions for specific WET tests, acceptability of test results, and related activities such as treatment chemical or ballast water biocide evaluation.
REQUEST A COPY The mission of the Department of Ecology is to protect, preserve, and enhance Washington’s environment. To help us meet that goal, please consider the environment before you print or request a copy.

Accessibility Options
Persons with hearing loss can call 711 for Washington Relay Service
Persons with a speech disability can call 877-833-6341
Contact Water Quality Program at 360-407-6600 or
Keywords regulatory, guidance, toxicity, rule, national pollutant discharge elimination system, pollutant, order, toxic, laboratory, discharge, effluent
WEB PAGE WET Testing Homepage

Whole Effluent Toxicity (WET) Evaluation Summary

Whole Effluent Toxicity (WET) -- Program Evaluation