Mountain Creek BESS Expansion — Project Summary

Queue ID
ERCOT-25INR0457
Capacity
408.69 MW
Technology
Battery
Status
active
Location
Dallas, TX
Region
ERCOT
Developer
Mountain Creek Power, LLC
IA Status
Facility Study

Mountain Creek BESS Expansion

BetaActiveBatteryERCOTLBNL

408.69 MW storage in Dallas, TX · In queue since September 2023 · Proposed COD June 2028

408.69 MW

Capacity

1

Components

Battery

2y 6m

In Queue

Facility Study

IA Status

COD target: 2028

Interconnection Timeline

Total Duration

4y 9m

Facilities Study50%
Queue EntrySep 25, 2023

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

Dallas

Region

ERCOT

Developer

Mountain Creek Power, LLC

Utility

Entity

ERCOT

Point of Interconnection

2412 Mountain Creek East 138kV

Data Source

LBNL

No news available for this project.