Dunkel BESS

ERCOT-23INR0310BetaActiveBatteryERCOTLBNL + Live

226.3 MW storage in Lubbock, TX · In queue since June 2022 · Proposed COD November 2027

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

226.3 MW

Capacity

Components

Battery

4y 1m

In Queue

Facility Study

IA Phase

COD target: 2027

Interconnection

Total Duration

5y 5m

Facilities Study50%

Queue EntryJun 27, 2022

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: 2027-11-02

Cross-source intelligence

Beta

Medium confidence·7 sources·as of 2026-06-01

Expected COD

Nov 2027

Queue: 2027-11-02From queue filing

Developer

Momentum Energy Storage Partners

Confirmed

Status

Active

Active — Facility Study stage, no IA executed. Build probability estimated at 5% by ercotqueue.com track-record model.

Financing

Unannounced

Key milestones

COD targetApr 2026

Original proposed COD of April 2026 before being pushed to November 2027

source

COD targetNov 2027Most recent

Revised proposed COD to November 2027 per developer update

source

About

The Dunkel BESS project is a proposed 225 MW battery storage project located in Lubbock County, Texas. Developed by Momentum Energy Storage Partners, the project consists entirely of battery storage. It is currently active in the ERCOT interconnection queue as entry ERCOT-23INR0310, with a queue entry date of June 27, 2022.

The proposed commercial operation date for Dunkel BESS is November 2, 2027. The project's interconnection status is currently in the Facility Study phase. The point of interconnection is the 59156 Yellow House Canyon 115kV substation. The project has appeared in recent news coverage.

Generated from interconnection queue and public data sources

ERCOT Queue

Development Risk

Realization risk before commercial operation — cluster-study clearance, IA timing, counterparty mix, and withdrawal probability vs cohort. The diligence view that determines whether this project is worth pursuing. Powered by InfraSure's development-stage modeling stack.

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See the full development-risk decomposition for this project.

P(COD by stated date)

Withdrawal probability vs cohort

IA cluster risk

Project Details

State

County

Lubbock

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Momentum Energy Storage Partners

Utility

—

Entity

ERCOT

Service Type

—

Point of Interconnection

59156 Yellow House Canyon 115kV

Data Source

LBNL + Live

Risk Analytics

Composite operating-phase risk view — what this asset's risk profile would look like once it reaches commercial operation. Climate hazards across its operating life, expected generation variability, and offtake counterparty exposure, decomposed into a single decision-grade score. Powered by InfraRisk.

Available on the InfraSure platform

See the full risk decomposition + scenarios for this project.

Climate hazards (8+)

Generation variability (P10/P50/P90)

Offtake + transmission counterparty

Generation Forecast

Forward generation outlook — what this project would produce assuming it reaches commercial operation. Probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios, conditioned on the proposed COD. Powered by InfraSure's generation modeling stack.

Available on the InfraSure platform

See the full forecast + scenario decomposition for this project.

P50 conditioned on COD

Capacity factor vs cohort

Weather + policy scenarios

Financial Forecast

Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. The bankability view that determines whether the deal clears its covenants once online. Powered by InfraSure's asset cashflow stack.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

Revenue conditioned on COD

Financing close risk

Cohort DSCR comparison

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.

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InfraSure platform

Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.

Dunkel BESS (ERCOT-23INR0310) — Project Summary

Dunkel BESS