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18 MW Wood Waste operating in Grays Harbor, WA — Bonneville Power Administration
18 MW
Nameplate Capacity
1
Generators
unit
Wood/Wood Waste Biomass
Technology
2003
Operating Since
Coordinates
46.9698, -123.7739
County
Grays Harbor, WA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Sierra Pacific Industries | Sierra Pacific Industries Inc | — |
| Owner(s) | Sierra Pacific Industries | Sierra Pacific Industries | — |
| Status | Operating | operating | — |
Sierra Pacific Aberdeen is a biomass power plant located in Grays Harbor County, Washington. The plant has a total capacity of 18 MW and began operating in 2003. It is owned and operated by Sierra Pacific Industries, utilizing wood and wood waste as its primary fuel source. The plant consists of a single generator.
In the latest year of reported generation, Sierra Pacific Aberdeen produced 128,350 MWh of electricity, achieving a capacity factor of 81.1%. The plant operates within the Bonneville Power Administration balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Among biomass plants in Washington, Sierra Pacific Aberdeen ranks 2nd out of 4, and it holds a national ranking of 67 out of 97 similar facilities.
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
115.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Commercial
Sector
Industrial CHP
10.9K MWh
Latest Month
128.3K MWh
Annual Generation
81.1%
Capacity Factor
CO₂ Intensity
0 lb/MWh
NOx
0.537 lb/MWh
SO₂
0.134 lb/MWh
CH₄
0.379 lb/MWh
N₂O
0.050 lb/MWh
Capacity Factor
66.7%
Annual Net Gen
105 GWh
CO₂eq
24 lb/MWh
Subregion
WECC Northwest
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $62.9M
This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
Last updated 2026-03-26
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