PSE-101
200 MW storage in King, WA · In queue since April 2021 · Proposed COD January 2024
200 MW
Capacity
1
Components
Battery
5y 1m
In Queue
Suspended
IA Status
COD target: 2024
Total Duration
2y 9m
Interconnection request submitted to ISO/RTO
Project undergoes interconnection studies to assess grid impact.
Typical: 18–36 months
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2024-01-06
PSE-101 is a proposed 200 MW battery storage project located in King County, Washington. The project, under development by Puget Sound Energy (PSE), consists of a 200 MW battery energy storage system (BESS). It is interconnected to the Puget Sound Energy queue as project PSE-101, with an initial queue entry date of April 15, 2021, and a proposed commercial operation date of January 6, 2024. The interconnection agreement (IA) status is currently listed as suspended.
The project's point of interconnection (POI) is the Berydale 230 kV Substation. The project's status is also listed as suspended.
Generated from interconnection queue and public data sources
State
WA
County
King
Grid Region
Mountain West
Market
—
Developer
—
Utility
Puget Sound Energy
Entity
PSE
Service Type
—
Point of Interconnection
Berydale 230 kV Substation
Data Source
LBNL
- ISO / RTO
- MOUNTAIN_WEST
- Trading Hub
- MID-C
- Hub Confidence
- UNKNOWN
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
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