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Interim Guidance on Determination and Use of Water-Effect Ratios for Metals

EPA Number: 823B94001
Date of Publication:Febuary, 1994
Audienceteachers, concerned citizens, industry

Available from:
NTIS# PB94-140951Ordering Information
When a site-specific aquatic life criterion is derived for a metal, an adjustment procedure based on the toxicological determination of a Water-Effect Ratio (WER) may be used to account for a difference between the toxicity of the metal in laboratory dilution water and its toxicity in the water at the site. More...

Water Quality Information
Water Quality Protection
Water Pollution
Water-Effect Ratio (WER)

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