Marcos BESS — Project Summary

Queue ID
ERCOT-27INR0170
Capacity
115.88 MW
Technology
Battery
Status
active
Location
Victoria, TX
Region
ERCOT
Developer
GRS BESS Texas Eight LLC
IA Status
Facility Study

Marcos BESS

BetaActiveBatteryERCOTLBNL + Live

115.88 MW storage in Victoria, TX · In queue since February 2024 · Proposed COD August 2027

115.88 MW

Capacity

1

Components

Battery

2y 1m

In Queue

Facility Study

IA Status

COD target: 2027

Interconnection Timeline

Total Duration

3y 6m

Facilities Study50%
Queue EntryFeb 7, 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: 2027-08-15

Project Details

State

TX

County

Victoria

Region

ERCOT

Developer

GRS BESS Texas Eight LLC

Utility

Entity

ERCOT

Point of Interconnection

To the 138 kV line from EDNA (#8118) to VICTORIA4A (#8172)

Data Source

LBNL + Live

No news available for this project.