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BATTERY STORAGE · ERCOTGreat Rock BESS
Great Rock BESS is a 301 MW battery storage request with a signed interconnection agreement in the ERCOT interconnection queue, in Leon County, Texas.
Queue statusConsented
- PlanningQueued Nov 2022 (completed)
- ConsentedAug 2024 (current stage)
- Construction (not yet reached)
- OperatingTarget Dec 2027 (not yet reached)
- Closed (not yet reached)
Request details
- Queue ID
- 25INR0230
- Grid region
- ERCOT (Texas)
- Developer
- Black Mountain Energy Storage II
- Connection point (POI)
- Tap 345kV 46020 Limestone - 967 Gibbon Creek Ckt 18
- Location
- Leon County, Texas
- Technology
- Battery: 301 MW
- Total requested
- 301 MW
- Study phase
- SS Completed, FIS Started, IA
- Queue status
- Active
- Entered queue
- 7 November 2022
- Agreement signed
- 23 August 2024
- Proposed online date
- December 2027
Location
Marker shows the centre of Leon County; the queue data does not give exact sites.
Other requests in Leon County
- Hollow Branch Creek SolarSolar + storage · 460 MW · agreement signed
- Pecan Prairie NorthSolar · 321 MW · agreement signed
- Leon Solar ParkSolar + storage · 210 MW · agreement signed
- Hollow Branch Creek StorageSolar + storage · 460 MW · in study
- Dempsey Solar SLFSolar + storage · 245 MW · in study
- Kahla StorageBattery storage · 201 MW · in study
- Pecan BESSBattery storage · 157 MW · in study
- Nickel Spruce SolarSolar · 150 MW · in study
- Pecan Prairie SouthSolar · 131 MW · in study
- HIP ESS ProjectOther · 60.0 MW · suspended
- Hollow Branch Creek Solar SLFSolar · 712 MW · withdrawn
- Lazy J SolarSolar · 300 MW · withdrawn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