🔌 EV Partnership Switch to Octopus Energy & unlock exclusive smart EV charging rates Find out more → Skip to main content

United States › Grid › Interconnection queues › Texas

SOLAR + STORAGE · ERCOT

Sullivan BESS

Sullivan BESS is a 72.2 MW solar + storage request in interconnection study in the ERCOT interconnection queue, in Hidalgo County, Texas.

Queue statusIn planning
  1. PlanningQueued Mar 2024 (current stage)
  2. Consented (not yet reached)
  3. Construction (not yet reached)
  4. OperatingTarget Feb 2029 (not yet reached)
  5. 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
26INR0444
Grid region
ERCOT (Texas)
Developer
Sullivan Solar LLC
Connection point (POI)
Tap 138kV 8798 La Grulla - 8355 Goodwin
Location
Hidalgo County, Texas
Technology
Battery: 72.2 MW · Battery
Total requested
72.2 MW
Study phase
SS Completed, FIS Started, No IA
Queue status
Active
Entered queue
22 March 2024
Proposed online date
February 2029

Location

Marker shows the centre of Hidalgo County; the queue data does not give exact sites.

Power plants in Texas · Transmission lines in Texas

Other requests in Hidalgo County

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