- American Rivers
- Atlantic Salmon Federation
- For the Sake of the Salmon
- Natural Resources Council of Maine
- National Park Service
- Pacific Northwest Region Dams This site features an interactive map showing the Bureau of Reclamation dams in the Pacific Northwest (Washington state and parts of Oregon, Montana, Idaho, Nevada, Utah, California, and Wyoming). Click on a name to access information on specific dams, including maps, statistics, dimensions, and information on hydraulics, hydrology, power generation, and geology.
- Trout Unlimited
- Hydroelectric Power in the WestU.S. Department of Interior's 2005 report on hydropower
- National Hydropower Association
Where are the Dams in Washington State?
The Department of Ecology provides lists of dam types and locations for the most of the dams in the state in their Inventory of Dams Report.
Most dams are privately owned, built for recreation or irrigation, and of earthen construction. Less than 7% of dams in Washington were constructed for the purpose of generating hydroelectricity. Washington has 1,125 dams; of those 380 of are located in six counties: King, Pierce, Lewis, Grant, Yakima and Chelan. All other counties each have less than 4% of the total number of dams in the state.