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BATTERY STORAGE · ERCOTDevine Mary BESS
Devine Mary BESS is a 201 MW battery storage request in interconnection study in the ERCOT interconnection queue, in Medina County, Texas.
Queue statusIn planning
- PlanningQueued Jul 2025 (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingTarget Nov 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
- 28INR0392
- Grid region
- ERCOT (Texas)
- Developer
- Devine Mary BESS
- Connection point (POI)
- 5813 PEARSONSW8 138 kV
- Location
- Medina County, Texas
- Technology
- Battery: 201 MW
- Total requested
- 201 MW
- Study phase
- SS Completed, FIS Started, No IA
- Queue status
- Active
- Entered queue
- 7 July 2025
- Proposed online date
- November 2028
Location
Marker shows the centre of Medina County; the queue data does not give exact sites.
Other requests in Medina County
- Chacon CreekBattery storage · 189 MW · in study
- Ranger BESSBattery storage · 155 MW · in study
- Dunlay SolarSolar · 151 MW · in study
- Hondo Arroyo StorageSolar + storage · 101 MW · in study
- Adam Bryant BESSBattery storage · 99.5 MW · in study
- Hondo Arroyo SolarSolar + storage · 60.4 MW · in study
- Spinel SolarSolar · 30.0 MW · suspended
- Cowboy SolarSolar · 208 MW · withdrawn
- Clarion SolarSolar · 180 MW · withdrawn
- Hedgehog SolarSolar · 85.0 MW · withdrawn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