Hermes Storage
100.42 MW generation in Bell, TX · In queue since July 2022 · Proposed COD August 2026
100.42 MW
Capacity
1
Components
Battery
4 years
In Queue
IA Executed
IA Phase
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: 18–30 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
Realization risk from now to commercial operation — financing close, EPC and tax-equity counterparty mix, and COD probability vs the proposed date. The diligence view that determines whether the deal actually closes. Powered by InfraSure's development-stage modeling stack.
See the full development-risk decomposition for this project.
State
TX
County
Bell
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Bell 1 Storage 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
Composite operating-phase risk view — what this asset's risk profile will look like once it commissions. Climate hazards across its operating life, expected generation variability, and offtake counterparty exposure, decomposed into a single decision-grade score. Powered by InfraRisk.
See the full risk decomposition + scenarios for this project.
Forward generation outlook — first-year production estimate and 10-year P50 trajectory, with probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios. Powered by InfraSure's generation modeling stack.
See the full forecast + scenario decomposition for this project.
Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. First-year DSCR, 10-year cashflow, and counterparty exposure across price and policy scenarios. Powered by InfraSure's asset cashflow stack.
See the full revenue + DSCR projection for this project.
- 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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