Wells — Chelan, WA — Operational Power Plant
EIA 860M DataOperational
Total Capacity
866.8 MW
Summer: 880 MW | Winter: 880 MW
Technology
Hydro
10 generators
First Unit Online
September 1, 1967
Wells is a hydro power plant in Chelan County, WA with 10 generating units totaling 866.8 MW of nameplate capacity. It is operated by PUD No 1 of Douglas County - (WA). Its first unit came online in 1967.
About this plant
Wells Dam is a hydroelectric embankment dam located on the Columbia River, downstream from the confluence of the Okanogan River, Methow River, and the Columbia River in Washington state. The dam, associated structures, and machinery make up the Wells Hydroelectric Project. It is owned and operated by Douglas County Public Utility District.
Source: Wikipedia
Capacity rank
- #27 in the U.S. by capacity
- #7 in WA by capacity
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Monthly generation history
Source: EIA Form 923
Generators (10)
Operational
10 generators
10 operational generators totaling 866.8 MW · online 1967–1969
Plant Information
| Plant ID | 3886 |
| Plant Name | Wells |
| Operator | PUD No 1 of Douglas County - (WA) |
| Sector | Electric Utility |
| Balancing Authority | DOPD |
| Power Market | |
| County | Chelan |
| State | Washington (all interconnection requests in Washington) |
| Status | Operational |
| Generation Type(s) | Hydro |
| Total Nameplate Capacity (MW) | 866.8 |
| Total Summer Capacity (MW) | 880 |
| Total Winter Capacity (MW) | 880 |
| Generating Units | 10 |
| Operational Units | 10 |
| Planned Units | 0 |
U.S. county map showing Chelan, WA
Data source: U.S. Energy Information Administration EIA Form 860M
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