Pequin Energy Storage
103.4 MW storage in Brazoria, TX · In queue since January 2021 · Proposed COD September 2027
103.4 MW
Capacity
1
Components
Battery
5y 4m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
6y 8m
Interconnection request submitted to ISO/RTO
ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.
Typical: 18–30 months (fastest major ISO)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2027-09-13
Pequin Energy Storage is a proposed 103.4 MW battery storage project located in Brazoria County, Texas. The project, developed by Pequin Energy Storage, LLC, is currently active in the ERCOT interconnection queue as entry ERCOT-23INR0194, with a queue entry date of January 25, 2021. Its proposed commercial operation date is September 13, 2027, and its interconnection agreement status is currently in the Facility Study phase.
The project consists of a 103.4 MW battery energy storage system. The point of interconnection is the 39500 TN West Columbia 138kV. The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Brazoria
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Pequin Energy Storage, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
39500 TN West Columbia 138kV
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_HOUSTON
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- NCO_RN
- POI Substation
- West Columbia Substation
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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