Weathervane Storage SLF — Project Summary

Queue ID
ERCOT-26INR0139
Capacity
32.47 MW
Technology
Battery
Status
active
Location
Montague, TX
Region
ERCOT
Developer
Mallard Place LLC
IA Status
Facility Study

Weathervane Storage SLF

BetaActiveBatteryERCOTLBNL

32.47 MW storage in Montague, TX · In queue since August 2023 · Proposed COD December 2026

32.47 MW

Capacity

1

Components

Battery

2y 7m

In Queue

Facility Study

IA Status

COD target: 2026

Interconnection Timeline

Total Duration

3y 4m

Facilities Study50%
Queue EntryAug 14, 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: 2026-12-31

Project Details

State

TX

County

Montague

Region

ERCOT

Developer

Mallard Place LLC

Utility

Entity

ERCOT

Point of Interconnection

Tap 138 kV 620 Bowie - 741 Dye Mound

Data Source

LBNL

No news available for this project.