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BATTERY STORAGE · ERCOTArnold Hills Storage
Arnold Hills Storage is a 123 MW battery storage request in interconnection study in the ERCOT interconnection queue, in Henderson County, Texas.
Queue statusIn planning
- PlanningQueued Mar 2025 (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingTarget Feb 2029 (not yet reached)
- Closed (not yet reached)
Studies assess what grid upgrades the project would need and who pays for them. A signed interconnection agreement is the main step before construction.
Request details
- Queue ID
- 29INR0089
- Grid region
- ERCOT (Texas)
- Developer
- Arnold Hills Storage, LLC
- Connection point (POI)
- #6926 Seven Points 138kV
- Location
- Henderson County, Texas
- Technology
- Battery: 123 MW
- Total requested
- 123 MW
- Study phase
- SS Completed, FIS Started, No IA
- Queue status
- Active
- Entered queue
- 24 March 2025
- Proposed online date
- February 2029
Location
Marker shows the centre of Henderson County; the queue data does not give exact sites.
Other requests in Henderson County
- Anatole Renewable Energy StorageBattery storage · 208 MW · agreement signed
- Dodd Solar ISolar · 202 MW · agreement signed
- McGee StorageBattery storage · 151 MW · agreement signed
- Wild Paw StorageBattery storage · 313 MW · in study
- Cricket StorageBattery storage · 232 MW · in study
- Old Fiddler Energy StorageBattery storage · 224 MW · in study
- Sloan StorageBattery storage · 201 MW · in study
- Kit Fox StorageBattery storage · 154 MW · in study
- Musgravite SolarSolar · 101 MW · in study
- Brittlebush BESSBattery storage · 597 MW · suspended
- Brittlebush SolarSolar · 594 MW · suspended
- Trinidad ESS AdditionBattery storage · 110 MW · suspended
Source: Lawrence Berkeley National Laboratory, Queued Up, data through end of 2025, compiled from ISO/RTO and utility queues. Check the grid operator's own queue for the latest status. Report a problem