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1 MW Hydro operating in Thurston, WA
1 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1990
Operating Since
Coordinates
46.7844, -122.7197
County
Thurston, WA
Nearby Plants
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Request a demo →| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | TransAlta Centralia Gen LLC | — | — |
| Owner(s) | TransAlta Centralia Gen LLC | — | — |
| Status | Operating | — | — |
The Skookumchuck hydroelectric plant is located in Thurston County, Washington. It has a total capacity of 1 MW and began operating in 1990. The plant is owned and operated by TransAlta Centralia Gen LLC. It utilizes a single generator and conventional hydroelectric technology, with water (WAT) listed as its primary fuel source.
In terms of grid context, Skookumchuck operates within the Bonneville Power Administration balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. The plant's latest annual generation was 2,157 MWh, resulting in a capacity factor of 24.5%. Skookumchuck is ranked 75th out of 75 plants in Washington and 1446th out of 1464 plants nationally.
Generated from EIA, GEM, and public data sources
Grid Region
Pacific Northwest
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
Bonneville Power Administration (BPAT)
Grid Voltage
1.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
453 MWh
Latest Month
2.2K MWh
Annual Generation
24.5%
Capacity Factor
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$2,294/kW
Est. Construction Cost
Total estimated cost: $2.3M
This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
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