Deer BESS — Project Summary

Queue ID
ERCOT-25INR0510
Capacity
102.31 MW
Technology
Battery
Status
active
Location
Lamar, TX
Region
ERCOT
Developer
GRS BESS Texas Two
IA Status
Facility Study

Deer BESS

BetaActiveBatteryERCOTLBNL

102.31 MW storage in Lamar, TX · In queue since September 2023 · Proposed COD October 2025

102.31 MW

Capacity

1

Components

Battery

2y 6m

In Queue

Facility Study

IA Status

COD target: 2025

Interconnection Timeline

Total Duration

2y 1m

Schedule

5 months past proposed COD

Facilities Study50%
Queue EntrySep 8, 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: 2025-10-31

Project Details

State

TX

County

Lamar

Region

ERCOT

Developer

GRS BESS Texas Two

Utility

Entity

ERCOT

Point of Interconnection

1687 BLOOSOM_T8 138kV

Data Source

LBNL

No news available for this project.