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BATTERY STORAGE · ERCOTAlthea Storage
Althea Storage is a 251 MW battery storage request with a signed interconnection agreement in the ERCOT interconnection queue, in Maverick County, Texas.
Queue statusConsented
- PlanningQueued Feb 2025 (completed)
- ConsentedSep 2025 (current stage)
- Construction (not yet reached)
- OperatingTarget Sep 2028 (not yet reached)
- Closed (not yet reached)
Request details
- Queue ID
- 27INR0465
- Grid region
- ERCOT (Texas)
- Developer
- Sugaree Solar LLC
- Connection point (POI)
- Tap Escondido (8260) - Brackettville (8252)
- Location
- Maverick County, Texas
- Technology
- Battery: 251 MW
- Total requested
- 251 MW
- Study phase
- SS Completed, FIS Started, IA
- Queue status
- Active
- Entered queue
- 12 February 2025
- Agreement signed
- 29 September 2025
- Proposed online date
- September 2028
Location
Marker shows the centre of Maverick County; the queue data does not give exact sites.
Other requests in Maverick County
- Sugaree SolarSolar · 251 MW · agreement signed
- Escondido BESSBattery storage · 10.0 MW · agreement signed
- Senator Aggreko SolarSolar + storage · 251 MW · in study
- Old Victory Energy CenterBattery storage · 203 MW · in study
- De Los SantosBattery storage · 201 MW · in study
- Serrano StorageBattery storage · 186 MW · in study
- Senator Aggreko StorageSolar + storage · 153 MW · in study
- Fort Duncan BESSOther · 106 MW · suspended
- BRP Pueblo II BESSOther · 10.0 MW · built
- BRP Pueblo I BESSOther · 10.0 MW · built
- Trevino SolarSolar · 216 MW · withdrawn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