North Fork Palouse River photo.  Courtesy Elaine Snouwaert, WA Dept. of Ecology.

Related Links

TMDL Video:  "Protecting Washington State's Waters" (Ecology Publication)

This video describes, through interviews and photos, the process the Department of Ecology uses to improve water quality in Washington State's rivers, lakes and streams.

Focus On Clean Water: Getting to Clean Water (Ecology Publication)

Working Together To Achieve Clean Water: A Progress Report


Surface Water Quality Standards (Department of Ecology, Water Quality Program)

Water Quality Improvement (Department of Ecology, Water Quality Program)

EPA's Guidance for 2006 Assessment, Listing, and Reporting Requirements Pursuant to Sections 303(d), 305(b), and 314 of the Clean Water Act [2006 Integrated Report Guidance (IRG)]. Signed July 29, 2005

Watershed Conditions web site (Department of Ecology, Environmental Assessment Program)

Environmental Information Management Web Site

Map of Water Resource Inventory Areas (WRIAS)

Clean Water Act (Cornell University Website)

Nature Mapping Foundation
Provides an overview of water habitat classification and methods for monitoring aquatic habitats, including basic information on water quality parameters.


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Last updated August 2016