Aldrin 345 BESS
362 MW storage in Brazoria, TX · In queue since May 2023 · Proposed COD December 2027
362 MW
Capacity
1
Components
Battery
3 years
In Queue
IA Executed
IA Status
Signed Jun 2024
Queue → IA
1y 1m
IA → COD
3y 6m
Total Duration
1y 1m
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: 2027-12-01
The Aldrin 345 BESS project is a proposed 362 MW battery storage project located in Brazoria County, Texas. Developed by Aldrin Energy Storage LLC, the project consists entirely of battery storage. It is currently active in the ERCOT interconnection queue as entry ERCOT-25INR0425, with a queue entry date of May 15, 2023.
The proposed commercial operation date for the Aldrin 345 BESS project is December 1, 2027. The project has an executed Interconnection Agreement (IA), with the IA executed on June 15, 2024. The point of interconnection is the Meadow 345kV substation (Bus: 43030).
Generated from interconnection queue and public data sources
State
TX
County
Brazoria
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Aldrin Energy Storage LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
(Bus: 43030) Meadow 345kV substation
Data Source
LBNL + Live
- 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.
