24 MW Hydro operating in King, WA — Puget Sound Energy
24 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1989
Operating Since
Coordinates
47.4446, -121.6878
County
King, WA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Central Rivers Power US, LLC | — | — |
| Owner(s) | Central Rivers Power US, LLC, Enel North America, Inc., South Fork Resources Inc | — | — |
| Status | Operating | — | — |
Twin Falls Hydro is a 24 MW hydroelectric power plant located in King County, Washington. The plant began operating in 1989 and is owned and operated by Central Rivers Power US, LLC. It utilizes conventional hydroelectric technology with two generators. The plant's primary fuel source is water (WAT).
Twin Falls Hydro operates within the Puget Sound Energy balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. In the most recent year with available data, the plant generated 62,946 MWh, achieving a capacity factor of 30.0%. Twin Falls Hydro ranks as the 40th largest power plant out of 75 in Washington state, and 450th out of 1464 nationally.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
Puget Sound Energy
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
8.2K MWh
Latest Month
62.9K MWh
Annual Generation
30.0%
Capacity Factor
No financial data available for this plant.
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
Last updated 2026-03-26
View all 8 articles