Glossary - U
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"USEPA" or "EPA" means the United States
Environmental Protection Agency.
"USEPA-1987" means, for Acute Toxicity Testing,
Guidelines for the Culture of Fathead Minnows Pimephales Promelas
for Use In Toxicity Tests, USEPA, Environmental Research Laboratory,
Duluth, MN, USEPA/600/3-87/001, January, 1987.
"USGS-83" means "Methods for the Determination
of Organic Substances in Water and Fluvial Sediments,"
Book 5, 1983.
"USGS-76" means Fishman and Brown, "Selected
Methods of the U.S. Geological Survey of Analysis of Wastewater,"
Open-file Report 76-177 (1976).