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Water Quality Improvement Projects (TMDLs)

Water Resource Inventory Area (WRIA) 59 map, Washington State.

WRIA 59: Colville

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


Waterbody Name Pollutant(s) Status** TMDL Lead
Colville National Forest Bacteria
EPA approved Jean Parodi
Colville River Ammonia
Dissolved Oxygen
EPA approved Martyn Quinn
Fecal Coliform


  • Mill Creek
  • Jumpoff Joe Creek
  • Haller Creek
  • Little Pend Oreille River
  • Stranger Creek
  • Stensgar Creek
  • Blue Creek
  • Chewelah Creek
  • Sherwood Creek
  • Cottonwood Creek
  • Sheep Creek
  • Huckleberry Creek
EPA approved

** Status will be listed as one of the following: Approved by EPA, Under Development or Implementation

For more information about WRIA 59:

* The Department of Ecology and other state resource agencies frequently use a system of 62 "Water Resource Inventory Areas" or "WRIAs" to refer to the state's major watershed basins.

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Last updated September 2013