South Loop Energy Center
161.3 MW storage in Bexar, TX · In queue since May 2024 · Proposed COD May 2028
161.3 MW
Capacity
1
Components
Battery
2 years
In Queue
Facility Study
IA Status
COD target: 2028
Total Duration
4 years
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: 2028-05-01
The South Loop Energy Center is a proposed 161.3 MW battery storage project located in Bexar County, Texas. Developed by Concurrent Holdco LLC, the project is interconnected within the ERCOT region under queue ID ERCOT-25INR0637. The project entered the interconnection queue on May 9, 2024, and has a proposed commercial operation date of May 1, 2028. Its interconnection status is currently in the Facility Study phase.
The South Loop Energy Center development has been the subject of recent news coverage, with three articles focusing on grid and industry related topics.
Generated from interconnection queue and public data sources
State
TX
County
Bexar
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Concurrent Holdco LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 345 KV 5400 SPRUCE - 5231 HOWARD
Data Source
LBNL
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- CALAVER_JKS1
- POI Substation
- J. K. Spruce Switchyard
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.
Last updated 2026-03-26
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