Rock Rose Energy BESS — Project Summary

Queue ID
ERCOT-26INR0201
Capacity
211.5 MW
Technology
Battery
Status
active
Location
Fort Bend, TX
Region
ERCOT
Developer
Rock Rose Energy Storage LLC
IA Status
IA Executed

Rock Rose Energy BESS

ERCOT-26INR0201BetaActiveBatteryERCOTLBNL + Live

211.5 MW storage in Fort Bend, TX · In queue since September 2023 · Proposed COD March 2027

211.5 MW

Capacity

1

Components

Battery

2y 7m

In Queue

IA Executed

IA Status

Signed Jun 2024

Interconnection Timeline

Queue → IA

9 months

IA → COD

2y 9m

Total Duration

9 months

Construction75%
Queue EntrySep 22, 2023

Interconnection request submitted to ISO/RTO

Interconnection Study

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

Typical: 18–30 months (fastest major ISO)

Interconnection AgreementJun 15, 2024

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 6–18 months

Commercial Operation

Proposed COD: 2027-03-19

Project Details

State

TX

County

Fort Bend

Region

ERCOT

Developer

Rock Rose Energy Storage LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

44070 Whaley 345 kV

Data Source

LBNL + Live

No news available for this project.