Rock Creek BESS — Project Summary

Queue ID
ERCOT-26INR0407
Capacity
251.05 MW
Technology
Battery
Status
active
Location
Kendall, TX
Region
ERCOT
Developer
Flat Rock Energy Center, LLC
IA Status
Facility Study

Rock Creek BESS

BetaActiveBatteryERCOTLBNL

251.05 MW storage in Kendall, TX · In queue since February 2024 · Proposed COD December 2026

251.05 MW

Capacity

1

Components

Battery

2y 1m

In Queue

Facility Study

IA Status

COD target: 2026

Interconnection Timeline

Total Duration

2y 10m

Facilities Study50%
Queue EntryFeb 27, 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: 2026-12-01

Project Details

State

TX

County

Kendall

Region

ERCOT

Developer

Flat Rock Energy Center, LLC

Utility

Entity

ERCOT

Point of Interconnection

7150 Kendall 138kV

Data Source

LBNL

No news available for this project.