Altair Energy Storage

Altair Energy Storage is a 202 MW battery storage request in interconnection study in the ERCOT interconnection queue, in Colorado County, Texas.

Queue statusIn planning

PlanningQueued Apr 2025 (current stage)
Consented (not yet reached)
Construction (not yet reached)
OperatingTarget Mar 2030 (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: 28INR0321
Grid region: ERCOT (Texas)
Developer: Altair Energy Storage
Connection point (POI): Tap on 138 kV ALTAIR (bus# 78118) to STAFFORD HILL (bus# 78520)
Location: Colorado County, Texas
Technology: Battery: 202 MW
Total requested: 202 MW
Study phase: SS Completed, FIS Started, No IA
Queue status: Active
Entered queue: 21 April 2025
Proposed online date: March 2030

Location

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

Power plants in Texas · Transmission lines in Texas

Other requests in Colorado 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