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BATTERY STORAGE · ERCOTSunShiner ESS
SunShiner ESS is a 200 MW battery storage request in interconnection study in the ERCOT interconnection queue, in Zavala County, Texas.
Queue statusIn planning
- PlanningQueued Sep 2023 (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingTarget Jul 2027 (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
- 26INR0179
- Grid region
- ERCOT (Texas)
- Developer
- SunShiner ESS LLC
- Connection point (POI)
- 8672 LaPryor2A 138 kV
- Location
- Zavala County, Texas
- Technology
- Battery: 200 MW
- Total requested
- 200 MW
- Study phase
- SS Completed, FIS Started, No IA
- Queue status
- Active
- Entered queue
- 25 September 2023
- Proposed online date
- July 2027
Location
Marker shows the centre of Zavala County; the queue data does not give exact sites.
Other requests in Zavala County
- Flying Kite SolarSolar + storage · 80.4 MW · agreement signed
- Bramble Energy CenterBattery storage · 225 MW · in study
- Flying Kite BessSolar + storage · 105 MW · in study
- La Mancha Storage SLFSolar + storage · 40.9 MW · in study
- La Mancha Solar SLFSolar + storage · 40.9 MW · in study
- McLean (Shakes) SolarSolar · 206 MW · built
- GirasolSolar · 200 MW · withdrawn
- OCI SunShiner SolarSolar · 130 MW · withdrawn
- Peridot StorageBattery storage · 50.5 MW · withdrawn
- BARTLESVILLE SolarSolar · 4.3 MW · withdrawn
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