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200 MW BESS planned in Jefferson, WA — Puget Sound Energy
200 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
Planned: —
Planned Operation
Coordinates
47.5385, -122.6970
County
Jefferson, WA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | SINC bn, LLC | — | — |
| Owner(s) | Cordelio Power Holdings, LLC, WestDevco, LLC | — | — |
| Status | Planned | — | — |
Sinclair BESS is a 200 MW battery energy storage system located in Jefferson County, Washington. The plant, identified by the EIA plant code 68300, is owned and operated by SINC bn, LLC. It consists of a single generator using MWH as its primary fuel source.
The facility operates within the Puget Sound Energy balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Sinclair BESS is ranked as the 4th largest of 6 battery storage plants in Washington state, and 273rd nationally out of 514 such 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
No generation data available for this plant.
2023
$1,361/kW
Est. Construction Cost
Total estimated cost: $272.2M
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
View all articlesNo ask pi reports yet for this entity.
ask pi about Sinclair BESSPuget Sound Energy (PSEI)
Grid Voltage
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP