Campbell Lake Dam, located in Okanogan, Washington, was completed in 1948 with a primary purpose of recreation.
Wind
Humidity
This earth dam, with stone core and soil foundation, stands at a hydraulic height of 10 feet and a structural height of 8 feet, providing a storage capacity of 85 acre-feet. The dam controls the flow of Tr-Beaver Creek and covers a surface area of 11.2 acres, with a drainage area of 3.2 square miles.
Managed by the Washington Department of Ecology, Campbell Lake Dam is regulated, permitted, inspected, and enforced by the state. Despite its low hazard potential and current "Not Rated" condition assessment, the dam has not undergone recent inspections or maintenance assessments. While an emergency action plan (EAP) and inundation maps are not yet prepared, the dam's risk management measures and guidelines compliance remain unspecified. With its scenic location and recreational opportunities, water resource and climate enthusiasts can appreciate the significance of Campbell Lake Dam in Okanogan, Washington.
Year Completed |
1948 |
Dam Length |
75 |
River Or Stream |
Tr-Beaver Creek |
Primary Dam Type |
Earth |
Surface Area |
11.2 |
Hydraulic Height |
10 |
Drainage Area |
3.2 |
Nid Storage |
85 |
Structural Height |
8 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
10 |
Methow River At Winthrop
|
4510cfs |
Methow River At Twisp
|
6560cfs |
Chewuch River At Winthrop
|
587cfs |
Twisp River Near Twisp
|
1780cfs |
Methow River Above Goat Creek Near Mazama
|
3110cfs |
Okanogan River At Malott
|
2420cfs |
| Location | Reservations | Toilets |
|---|---|---|
Campbell Lake - WDFW
|
||
Beaver Camp
|
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Cougar Lake Campground
|
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Couger Lake WDFW
|
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Bear Creek - WDFW
|
||
Tent camping
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