Blossomheath BESS
300.78 MW storage in Ellis, TX · In queue since May 2023 · Proposed COD November 2026
300.78 MW
Capacity
1
Components
Battery
3 years
In Queue
Facility Study
IA Status
COD target: 2026
Total Duration
3y 6m
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: 2026-11-28
The Blossomheath BESS project is a proposed 300.78 MW battery storage project located in Ellis County, Texas. Developed by Taurbeng LLC, the project is currently active in the ERCOT interconnection queue as entry ERCOT-25INR0399, with a queue entry date of May 26, 2023. The proposed commercial operation date is November 28, 2026, and the project is currently in the Facility Study phase of the interconnection process.
The point of interconnection for the Blossomheath BESS project is the tap VENUS SWITCH (#1907) _x0013_ SAM SWITCH (#68090) 345 kV line. The project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Ellis
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Taurbeng LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
tap VENUS SWITCH (#1907) _x0013_ SAM SWITCH (#68090) 345 kV line
Data Source
LBNL
- 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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