Papley Storage
102.89 MW storage in Maverick, TX · In queue since December 2022 · Proposed COD July 2029
102.89 MW
Capacity
1
Components
Battery
3y 5m
In Queue
Facility Study
IA Status
COD target: 2029
Total Duration
6y 7m
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: 2029-07-10
The Papley Storage project is a proposed 102.89 MW battery energy storage system in Maverick County, Texas. Developed by Papley Storage, LLC, the project is currently in the ERCOT interconnection queue as entry ERCOT-25INR0252, with a queue entry date of December 7, 2022. The proposed commercial operation date is July 10, 2029, and the project's interconnection agreement status is currently in the Facility Study phase.
The point of interconnection for the project is the tap 138 kV line 8692 Maverick - 8255 Hamilton Road. The project has appeared in recent news coverage regarding energy storage development in Texas.
Generated from interconnection queue and public data sources
State
TX
County
Maverick
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Papley Storage, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 138 kV line 8692 Maverick - 8255 Hamilton Road
Data Source
LBNL
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- LOW
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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