Third Coast BESS
102.82 MW storage in Jackson, TX · In queue since August 2021 · Proposed COD June 2027
102.82 MW
Capacity
1
Components
Battery
4y 8m
In Queue
IA Executed
IA Status
Signed May 2023
Queue → IA
1y 9m
IA → COD
4y 1m
Total Duration
1y 9m
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: 2027-06-15
State
TX
County
Jackson
Region
ERCOT
Developer
Third Coast BESS LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
8125 Lolita substation 138kV
Data Source
LBNL + Live
Linked EIA Plant
Third Coast BESS, LLC
EIA Plant ID: 67667