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BATTERY STORAGE · ERCOTMarengo BESS
Marengo BESS is a 121 MW battery storage request in interconnection study in the ERCOT interconnection queue, in Cameron County, Texas.
Queue statusIn planning
- PlanningQueued May 2023 (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingTarget May 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
- 25INR0419
- Grid region
- ERCOT (Texas)
- Developer
- BRP BLUE TOPAZ 8, LLC
- Connection point (POI)
- 8640 Kelvin Station 138kV (AEP)
- Location
- Cameron County, Texas
- Technology
- Battery: 121 MW
- Total requested
- 121 MW
- Study phase
- SS Completed, FIS Started, No IA
- Queue status
- Active
- Entered queue
- 15 May 2023
- Proposed online date
- May 2028
Location
Marker shows the centre of Cameron County; the queue data does not give exact sites.
Other requests in Cameron County
- Eval StorageBattery storage · 252 MW · agreement signed
- Pajarita BESSBattery storage · 206 MW · agreement signed
- Resaca Oasis StorageBattery storage · 201 MW · agreement signed
- Arroyo StorageSolar + storage · 184 MW · agreement signed
- Citrus Flatts BESSBattery storage · 101 MW · agreement signed
- Arroyo SolarSolar + storage · 100 MW · agreement signed
- Harlingen #1 BESS 1Battery storage · 10.0 MW · agreement signed
- Mesquite BESS2Battery storage · 10.0 MW · agreement signed
- Olmito BESSBattery storage · 10.0 MW · agreement signed
- East Harrison BESSBattery storage · 10.0 MW · agreement signed
- Laureles BESSBattery storage · 9.9 MW · agreement signed
- Mesquite BESSBattery storage · 9.9 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