Effectiveness Monitoring for Water Quality Improvement Projects

Science and Guidance for TMDL Water Cleanups

Ecology's environmental scientists monitor water-cleanup efforts as part of the TMDL Water Quality Improvement process. Recent and active studies are profiled below.

Effectiveness Monitoring of Water Quality Improvement Projects in Washington State Fresh Waters is a page at Ecology's Water Quality program that explains the use of these studies in the context of TMDL water-cleanup projects.

Learn about study methods

Guidance for Effectiveness Monitoring of Total Maximum Daily Loads in Surface Water is an Ecology publication that describes how to assess water-cleanup projects.

Recent and active studies

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Click for map-based data for
Statewide Effectiveness Monitoring Studies.
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Published reports and monitoring plans

Effectiveness Monitoring for Water Quality Improvement Projects (TMDLs) is a publication index page with all plans and reports since 2002.

Related information

Water Quality Improvement describes the TMDL water-cleanup process and links to the plans for all Water Resource Inventory Areas or watersheds.

"How do we get to clean water?" is an overview of the TMDL water-cleanup process.

Contacts for pollution-control studies:

Western Washington: Scott Collyard, scott.collyard@ecy.wa.gov, 360-407-6455

Eastern Washington: Jim Ross, james.ross@ecy.wa.gov, 509-329-3425

 

 

Guidance for Effectiveness Monitoring of Total Maximum Daily Loads in Surface Water publication #13-03-024