TMDL image

Water Quality Improvement Projects (TMDLs)

Map showing Chelan County, Washington State.

Chelan 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.

For general information about water quality improvement projects in the Wenatchee watershed please visit www.ecy.wa.gov/programs/wq/tmdl/WenatcheeMulti/.

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

WRIAs in Chelan County

  • WRIA 40 - Alkali-Squilchuck
  • WRIA 45 - Wenatchee
  • WRIA 46 - Entiat
  • WRIA 47 - Chelan

Water-body Name Pollutants Status TMDL Leads
Chelan Lake

Tributaries:

Lake Chelan Watershed
Roses Lake

DDT
PCB
EPA approved

Has an implementation plan

Lynda Jamison
509-575-2434
Chelan Lake Total Phosphorus EPA approved Lynda Jamison
509-575-2434
Mission Creek DDE
DDT
EPA approved Lynda Jamison
509-575-2434
Wenatchee River Basin Dissolved Oxygen and pH EPA approved Lynda Jamison
509-575-2434
Fecal Coliform

Segments:

  • Brender Creek
  • Chumstick Creek
  • Eagle Creek
  • Fox Irrigation Return
  • Icicle Irrigation Return
  • Little Chumstick Creek
  • Mission Creek
  • No Name Creek
  • Peshastin Irrigation Return
  • Van Creek
  • Yaksum Creek
EPA approved Lynda Jamison
509-575-2434
Temperature

Segments include:

  • Brender Creek
  • Chumstick Creek
  • Chiwaukum Creek
  • Icicle Creek
  • Little Wenatchee River
  • Mission Creek
  • Nason Creek
  • Peshastin Creek
  • Wenatchee River
EPA approved Lynda Jamison
509-575-2434

Back to top of page

Last updated May 2015