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MWC Library

See also the Methow Plan page for the full Plan, Implementation Plan, and Appendices

Enabling Legislation

MWC Bylaws

MWC Study: Estimating Water Use by Exempt Wells in the Methow River Basin (2022)

Task #4 MWC FINAL REPORT

Task #5 FINAL REPORT

ANNUAL REPORT INDIVIDUAL METERS 5-12-2021 TO 5-11-2022

Grant Agreement: Watershed Plan Implementation and Flow Achievement

For more information, see also:
- Methow Plan
- Detailed Implementation Plan
- Water Management Reports, below:
  - Water Use Study Plan (Aspect Consulting, 2009)
  - The Water Withdrawal Study for WRIA 48, Aspect Consulting’s Project No. 080180-003 dated June 16, 2011
  - Background information and Recommendations for Evaluating Consumptive Water Use (Aspect Consulting, 2010).
- 2019 WRIA 48 IFR Database Update (Aspect Consulting, 2019)

Metering Project Documents

General Reference

Envirotech Publications, Inc. The Water Report, Issue #171. May 15, 2018. (Contains an article by Dan Haller, Principle of Aspect Consulting, "Water Banking in the West.")

WA Department of Ecology. 100 Years of Washington Water Law. October, 2017.

WA Department of Ecology. Permit-Exempt Domestic Well Use in Washington State. Publication No. 15-11-006. February, 2015.

WA Department of Ecology. Washington State Water Law, A Primer. Publication No. WR 98-152. July, 2006.

WA Department of Ecology. WRIA 48 Gage by Reach Investigation. June, 2018.

WA Department of Ecology. WRIA 48 Closed Basins

Washington Rivers Conservancy and Methow Watershed Council. Water Rights Workshop Presentation. April, 2008.

Geologic Reports

Barksdale, Julian D. Geology of the Methow Valley, Okanogan Co., WA. WA Dept. of Natural Resources, Division of Geology and Earth Resources, Bulletin No. 68. 1975.

Pitard, Alden M. Geology of the Mazama Area, Methow Valley WA. University of Washington. December, 1958.

Rau, Robert L. Sedimentology of the Upper Cretaceous Winthrop Sandstone, NE Cascade Range , WA. 1987.

Riedell. Geology and Porphyry Copper Mineralization of the Fawn Peak Intrusive Complex, Methow Valley, WA. University of Washington. June, 1979.

Hydro-geologic Reports

Artim, Ernerst. Ground Water in the Methow Valley, Mazama to Winthrop. DNR and Okanogan County. May, 1975.

GeoEngineers. Hydro-geologic Services Report, Phases III and IV, Spring Chinook Satellite Facility, Winthrop. 1990 and 1991.
Phase III Report | Phase IV Report

Konrad, Chris, Brian Drost and Richard Wagner. Hydrogeology of the Unconsolidated Sediments, Water Quality, and Ground-water/Surface-water Exchanges in the Methow River Basin. USGS Report 03-4244. August, 2005.

Strauss, Laura. Expert Testimony of Laura Strauss, Hydrogeologist, Northwest Land and Water, Inc. May 6, 2014.

Part 1 | Part 2 (Includes attachments)

Vaccaro, JJ and T.D. Olsen. Estimates of Ground-Water Recharge to the Yakima River Basin Aquifer System, Washington, for Predevelopment and Current Land-Use and Land-Cover Conditions. USGS Scientific Investigations Report 2007-5007. April, 2009.

Reports Related to Proposed Early Winters Development

Golder Associates. Ground Water Flow Modeling for Proposed Ground Water Development, Mazama WA . November, 1989.

EMCON Northwest. Upper Methow River Valley Ground Water Management Area Aquifer Test Report Appendices. 1993.

McDonald, Kimberlee Ann. It's Not About the Salmon 2000. Area History, including Early Winters; NMFS enforcement action.

Storage Studies

Golder Associates. Methow Basin (WRIA 48) Storage Study, October 2003.
- Associated Documents: Storage Vicinity Map, Patterson Lake Storage Site,, Patterson Lake Area Capacity Table , Patterson Lake Area Capacity Graph

Water Management Reports

Aspect Consulting. Background Information and Recommendations for Evaluating Consumptive Water Use, WRIA 48. June, 2010.

Aspect Consulting. Instream Flow Reservation Tracking Database, WRIA 48. June 16, 2011.

Aspect Consulting. Memorandum - Evaluation of Reservation Quantities Established by Chapter 173-548 WAC under Current and Potential Future Buildout Scenarios. June 16, 2011.

Aspect Consulting. Draft Water Use Study Plan, WRIA 48. June, 2009.

Aspect Consulting. Water Withdrawal Study, WRIA 48. June 16, 2011.

Part 1 | Part 2 | Part 3

Bureau of Reclamation. Methow Valley Water Planning Pilot Project - Skyline & Fulton Canals Irrigation Alternatives Engineering Report. December, 1993.

Department of Ecology. Recent Water Use In the Methow Valley: An Estimate December 1990

Department of Ecology. Methow River Basin Single Domestic Instantaneous Water Use Estimate October 1990.

Golder Associates, Inc. Phase II - Level 1 - Watershed Technical Assessment for the Methow River Basin. Prepared for WRIA 48 Planning Unit and Okanogan County. June 26, 2002.

Highlands Associates. Summary - Highlands Associates Work on Tasks for the Methow Watershed Council, Final Report. July, 2008.

Water Managment Reports

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