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Water Quality Improvement Projects (TMDLs)

Map for water resource inventory area (WRIA) 33, Washington State.

WRIA 33: Lower Snake

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
Snake River, Lower Dioxin Approved by EPA Chad Brown
Snake River, Lower
  •  Palouse River to Mouth
Total Dissolved Gas Approved by EPA

Implementation in progress

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

For more information about WRIA 33:

* 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.


Last updated March 2014