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Water Quality Improvement Projects (TMDLs)

Clallam County projects

The following table lists overview information and links to specific water quality improvement projects (including total maximum daily loads, or TMDLs) for this county. Please use links (where available) for more information on a project.

To get additional information about the water bodies in Clallam County please use the Water Quality Assessment Query Tool.


WRIAs in Clallam County

  • WRIA 17 - Quilcene-Snow
  • WRIA 18 - Elwha-Dungeness
  • WRIA 19 - Lyre-Hoko
  • WRIA 20 - Soleduck-Hoh

Water-body Name Pollutants Status TMDL Leads
Strait of Juan de Fuca Dioxin EPA approved Donovan Gray
Dungeness Bay Fecal Coliform EPA approved Andrew Kolosseus
Matriotti Creek
Dungeness River


  • Meadowbrook Creek
  • Golden Sands
  • Cooper Creek
  • Dungeness River RM 1.0
  • Irrigation Ditch 1
  • Irrigation Ditch 2
Fecal Coliform EPA approved Andrew Kolosseus


Last updated October 2016