240 MW Hydro operating in Skamania, WA — PacifiCorp - West
240 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1958
Operating Since
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | PacifiCorp | PacifiCorp | — |
| Owner(s) | PacifiCorp | Berkshire Hathaway | — |
| Status | Operating | operating | — |
Swift Dam or Swift No. 1 is an earth-type hydroelectric dam on the Lewis River, in the U.S. state of Washington. Completed in 1958, it is located in Skamania County and its reservoir is called Swift Reservoir.
Read more on WikipediaLocated in Skamania County, Washington, the Swift 1 hydroelectric plant has a total capacity of 240 MW across three generators. The plant began operating in 1958 and is owned by Berkshire Hathaway, with PacifiCorp as the operator. As a conventional hydroelectric facility, its primary fuel source is water (WAT). Swift 1 operates within the PacifiCorp - West balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year of reported generation, Swift 1 produced 534,663 MWh of electricity, achieving a capacity factor of 25.3%. The plant's installed cost was $716.05 per kW, and it has a power purchase agreement (PPA) price of $10.78 per MWh. Swift 1 is ranked as the 15th largest power plant out of 23 in Washington state, and 84th out of 194 nationally. Financial data for the plant is available from FERC and FERC EQRs.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
PacifiCorp - West
Grid Voltage
230 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
130.7K MWh
Latest Month
534.7K MWh
Annual Generation
25.3%
Capacity Factor
$10.8/MWh
PPA Price
PacifiCorp
Contract Seller
Cumulative Installed Cost
Per-Unit Cost Trends
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
Last updated 2026-03-26
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