Wintergarden BESS
201.2 MW storage in Dimmit, TX · In queue since August 2024 · Proposed COD June 2028
201.2 MW
Capacity
1
Components
Battery
1y 9m
In Queue
Facility Study
IA Status
COD target: 2028
Total Duration
3y 10m
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 not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2028-06-30
The Wintergarden BESS project is a proposed 201.2 MW battery storage project located in Dimmit County, Texas. Developed by Wintergarden BESS LLC, the project entered the ERCOT interconnection queue as entry ERCOT-26INR0556 on August 16, 2024. The current interconnection status is listed as Facility Study, with a proposed commercial operation date of June 30, 2028.
The project consists entirely of battery storage, with a total capacity of 201.2 MW. The point of interconnection is the 8970 Catarina 138 kV substation. The Wintergarden BESS project has appeared in recent news coverage regarding energy storage developments in Texas.
Generated from interconnection queue and public data sources
State
TX
County
Dimmit
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Wintergarden BESS LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
8970 Catarina 138 kV
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.
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