Weathervane Storage SLF (ERCOT-26INR0139) — 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

ERCOT-26INR0139BetaActiveBatteryERCOTLBNL

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

32.47 MW

Capacity

1

Components

Battery

2y 9m

In Queue

Facility Study

IA Status

COD target: 2026

Interconnection

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

About

The Weathervane Storage SLF project is a proposed 32.47 MW battery storage project located in Montague County, Texas. The developer is Mallard Place LLC. It is currently active in the ERCOT interconnection queue as entry ERCOT-26INR0139, with a queue entry date of August 14, 2023. The proposed commercial operation date is December 31, 2026, and the project's interconnection agreement status is currently in the Facility Study phase.

The point of interconnection for the project is Tap 138 kV 620 Bowie - 741 Dye Mound.

Generated from interconnection queue and public data sources

Project Details

State

TX

County

Montague

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Mallard Place LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

Tap 138 kV 620 Bowie - 741 Dye Mound

Data Source

LBNL

Market Context
Approximate
ISO / RTO
ERCOT
Trading Hub
HB_NORTH
Hub Confidence
LOW

This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.

No news available for this project.

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