Grand Coulee (6163_PG10)

Grand Coulee is a 53.5 MW battery interconnection project in Grant, Washington with a current status of operational.

53.5 MWCapacity
OperationalStatus
BPATMarket
BatteryTechnology

Project facts

Canonical nameGrand Coulee
Queue ID6163_PG10
Statusoperational
Source status(OP) Operating
MarketBPAT
TechnologyBattery
Capacity53.5 MW
StateWashington
CountyGrant
Point of interconnection
Requested (queue) date
Proposed in-service date
Operational date1983-06-01
Withdrawn date
Developer
Utility / transmission ownerU S Bureau of Reclamation

What changed

ObservedFieldOld valueNew valueMateriality
2026-08-02new_projectoperationalhigh

Explore related data

Source last checked2026-08-03
Data last materially changed2026-08-03
Page data generated2026-08-27

Provenance: U.S. EIA — Form EIA-860M generator inventory (operating + planned). Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.

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