27.5 MW Hydro operating in Lewis, WA — Bonneville Power Administration
27.5 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1964
Operating Since
Coordinates
46.6040, -121.6587
County
Lewis, WA
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Energy Northwest | — | — |
| Owner(s) | Energy Northwest | — | — |
| Status | Operating | — | — |
The Packwood Hydroelectric Project, plant ID 3929, is a 27.5 MW conventional hydroelectric facility located in Lewis County, Washington. The plant began operating in 1964 and has one generator. Energy Northwest is the owner and operator.
Packwood's latest annual generation was 62,999 MWh, resulting in a capacity factor of 26.2%. The plant is located within the Bonneville Power Administration balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Packwood ranks 38th out of 75 power plants in Washington and 426th out of 1464 plants nationally.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
Bonneville Power Administration
Grid Voltage
115 kV
Regulatory Status
RE
Entity Type
State
Sector
Electric Utility
5.2K MWh
Latest Month
63.0K MWh
Annual Generation
26.2%
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
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