TMDL image

Water Quality Improvement Projects (TMDLs)

Water Resource Inventory Area (WRIA) 30 map, Washington State.

WRIA 30: Klickitat

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
Little Klickitat River BOD (5-day)
EPA approved Mark Peterschmidt
Little Klickitat River


  • East Prong
  • Butler Creek
  • Little Klickitat River
  • West Prong
  • Blockhouse Creek
  • Bowman Creek
  • Little Klickitat River
  • Mill Creek
Temperature EPA approved

Has implementation plan

Mark Peterschmidt

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

For more information about WRIA 30:

* 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 2016