Hermes Storage
100.42 MW storage in Bell, TX · In queue since July 2022 · Proposed COD August 2026
100.42 MW
Capacity
1
Components
Battery
3y 10m
In Queue
IA Executed
IA Status
Signed Nov 2023
Queue → IA
1y 4m
IA → COD
2y 9m
Total Duration
1y 4m
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 executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 6–18 months
Proposed COD: 2026-08-18
The Hermes Storage project is a proposed 100.42 MW battery energy storage system located in Bell County, Texas. The developer is Bell Solar 1 LLC. The project is interconnected within the ERCOT region and carries queue ID ERCOT-24INR0365. Its queue entry date is July 18, 2022, with a proposed commercial operation date of August 18, 2026. The interconnection agreement (IA) for the project was executed on November 8, 2023.
The proposed project is linked to the existing Hermes Storage BESS operating plant (EIA plant ID 68852). The Hermes Storage project has been the subject of recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Bell
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Bell Solar 1 LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 345kV 3687 Bell County East Switch - 39950 TNP One Plant Ckt 2
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- STLHS_SL_RN
- POI Substation
- Rogers 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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