Catamount Storage — Project Summary

Queue ID
ERCOT-28INR0097
Capacity
515.44 MW
Technology
Battery
Status
active
Location
Harris, TX
Region
ERCOT
Developer
TOCE TX BESS 3, LLC
IA Status
Facility Study

Catamount Storage

BetaActiveBatteryERCOTLBNL

515.44 MW storage in Harris, TX · In queue since September 2024 · Proposed COD June 2028

515.44 MW

Capacity

1

Components

Battery

1y 6m

In Queue

Facility Study

IA Status

COD target: 2028

Interconnection Timeline

Total Duration

3y 9m

Facilities Study50%
Queue EntrySep 4, 2024

Interconnection request submitted to ISO/RTO

Interconnection StudyCurrent

ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.

Typical: 18–30 months (fastest major ISO)

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2028-06-01

Project Details

State

TX

County

Harris

Region

ERCOT

Developer

TOCE TX BESS 3, LLC

Utility

Entity

ERCOT

Point of Interconnection

Tap 345kV 46100 North Belt - 40850 Jordan CKT 99

Data Source

LBNL

No news available for this project.