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SOLAR · ERCOTGlass Mountain Solar Solstice
Glass Mountain Solar Solstice is a 304 MW solar request in interconnection study in the ERCOT interconnection queue, in Pecos County, Texas.
Queue statusIn planning
- PlanningQueued Sep 2025 (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingTarget Dec 2028 (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
- 29INR0181
- Grid region
- ERCOT (Texas)
- Developer
- Glass Mountain Solar, LLC
- Connection point (POI)
- 60404 SOLSTICE 345 kV
- Location
- Pecos County, Texas
- Technology
- Solar: 304 MW
- Total requested
- 304 MW
- Study phase
- SS Completed, FIS Started, No IA
- Queue status
- Active
- Entered queue
- 22 September 2025
- Proposed online date
- December 2028
Location
Marker shows the centre of Pecos County; the queue data does not give exact sites.
Other requests in Pecos County
- Laurel Wind Energy CenterOnshore wind · 307 MW · agreement signed
- Longfellow Solar IISolar + storage · 207 MW · agreement signed
- Pecos Storage CenterWind + storage · 201 MW · agreement signed
- Longfellow Solar ISolar + storage · 178 MW · agreement signed
- Headcamp Energy Storage PlantBattery storage · 153 MW · agreement signed
- Longfellow BESS IISolar + storage · 106 MW · agreement signed
- Sherbino II BESS SLFBattery storage · 77.4 MW · agreement signed
- Longfellow BESS ISolar + storage · 55.0 MW · agreement signed
- Downtown BESSBattery storage · 10.0 MW · agreement signed
- Alamo Street BESSBattery storage · 10.0 MW · agreement signed
- Indian Mesa repowerOnshore wind · 9.3 MW · agreement signed
- Desert Sky repowerOnshore wind · 7.2 MW · agreement signed
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