Jarvis BESS
308.4 MW storage in Brazoria, TX · In queue since March 2022 · Proposed COD January 2025
308.4 MW
Capacity
1
Components
Battery
4y 2m
In Queue
IA Executed
IA Status
Signed Dec 2022
Queue → IA
9 months
IA → COD
2y 1m
Total Duration
9 months
Schedule
15 months past proposed COD
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: 2025-01-28
The Jarvis BESS project is a proposed 308.4 MW battery storage project located in Brazoria County, Texas. The developer is SMT Ironman BESS LLC. This project is currently active in the ERCOT interconnection queue as entry ERCOT-24INR0265, with a queue entry date of March 14, 2022.
The proposed commercial operation date for the Jarvis BESS project is January 28, 2025. An Interconnection Agreement (IA) has been executed for the project, with an IA date of December 15, 2022. The point of interconnection is the 43035 Oasis Substation 345kV.
Generated from interconnection queue and public data sources
State
TX
County
Brazoria
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
SMT Ironman BESS LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
43035 Oasis Substation 345kV
Data Source
LBNL
- ISO / RTO
- ERCOT
- Trading Hub
- HB_WEST
- Hub Confidence
- MEDIUM
- POI Substation
- Oasis 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.
