TOCE BESS 1
205.2 MW storage in Wharton, TX · In queue since October 2023 · Proposed COD May 2028
205.2 MW
Capacity
1
Components
Battery
2y 7m
In Queue
IA Executed
IA Status
Signed Dec 2024
Queue → IA
1y 2m
IA → COD
3y 5m
Total Duration
1y 2m
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: 2028-05-31
TOCE BESS 1 is a proposed 205.2 MW battery storage project located in Wharton County, Texas. The project, developed by TOCE BESS 1, LLC, is interconnected within the ERCOT region and entered the interconnection queue as ERCOT-25INR0293 on October 13, 2023. The proposed commercial operation date is May 31, 2028, and the Interconnection Agreement (IA) was executed on December 30, 2024. The point of interconnection is the 138 kV Danevang Switching Station (Bus# 5546).
The development has been the subject of recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Wharton
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
TOCE BESS 1, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
138 kV Danevang Switching Station (Bus# 5546)
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- MEDIUM
- POI Substation
- Ajo Switching Station
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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