Catamount Storage

Catamount Storage is a 515 MW battery storage request in interconnection study in the ERCOT interconnection queue, in Harris County, Texas.

Queue statusIn planning

PlanningQueued Sep 2024 (current stage)
Consented (not yet reached)
Construction (not yet reached)
OperatingTarget Jun 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: 28INR0097
Grid region: ERCOT (Texas)
Developer: TOCE TX BESS 3, LLC
Connection point (POI): Tap 345kV 46100 North Belt - 40850 Jordan CKT 99
Location: Harris County, Texas
Technology: Battery: 515 MW
Total requested: 515 MW
Study phase: SS Completed, FIS Started, No IA
Queue status: Active
Entered queue: 4 September 2024
Proposed online date: June 2028

Location

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

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Other requests in Harris 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