Caladium BESS
202 MW storage in Waller, TX · In queue since November 2024 · Proposed COD November 2027
202 MW
Capacity
1
Components
Battery
1y 6m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
3 years
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: 2027-11-30
The Caladium BESS project is a proposed 202 MW battery storage project located in Waller County, Texas. Developed by Caladium Storage, LLC, the project entered the ERCOT interconnection queue as entry ERCOT-26INR0243 on November 19, 2024. The current interconnection status is listed as Facility Study, with a proposed commercial operation date of November 30, 2027.
The project consists of 202 MW of battery storage capacity. The point of interconnection is the 57664 Sunnyside 69kV. The Caladium BESS project has appeared in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Waller
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Caladium Storage, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
57664 Sunnyside 69kV
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- MEDIUM
- POI Substation
- Sunnyside Substation
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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