Soda Lake BESS 1

ERCOT-23INR0501BetaActiveBatteryERCOTLBNL + Live

203.87 MW storage in Crane, TX · In queue since September 2022 · Proposed COD April 2026

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

203.87 MW

Capacity

Components

Battery

3y 10m

In Queue

IA Executed

IA Phase

COD target: 2026

Interconnection

Total Duration

3y 7m

Schedule

2 months past proposed COD

Construction75%

Queue EntrySep 2, 2022

Interconnection request submitted to ISO/RTO

Interconnection Study

ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.

Typical: 18–30 months (fastest major ISO)

Interconnection Agreement

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 6–18 months

Commercial Operation

Proposed COD: 2026-04-30

Cross-source intelligence

Beta

Medium confidence·5 sources·as of 2026-06-01

Expected COD

Dec 2025

Queue date 1–2 years staleQueue: 2026-04-30

Developer

Mendoza Trail BESS, LLC

From queue filing

Status

Active

Active — appears to be in late-stage development or early commissioning phase based on ERCOT operational forecasts showing 2025 online date and one source listing as 'Commissioned'

Financing

Unannounced

Key milestones

IA executedSep 2, 2022

Interconnection Agreement executed, project entered ERCOT queue

source

COD targetDec 17, 2025Most recent

ERCOT MORA report lists expected commercial operation date of December 17, 2025

source

About

Soda Lake BESS 1 is a proposed 203.87 MW battery storage project located in Crane County, Texas. The project, developed by Mendoza Trail BESS, LLC, is interconnected within the ERCOT region under queue ID ERCOT-23INR0501. The project entered the interconnection queue on September 2, 2022, with a proposed commercial operation date of February 27, 2026.

The project's Interconnection Agreement (IA) has been executed as of August 20, 2018. The point of interconnection is the 138kV Soda Lake Substation (#76026). Soda Lake BESS 1 has been mentioned in recent news coverage.

Generated from interconnection queue and public data sources

ERCOT Queue

Development Risk

Realization risk from now to commercial operation — financing close, EPC and tax-equity counterparty mix, and COD probability vs the proposed date. The diligence view that determines whether the deal actually closes. 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)

Financing close probability

EPC + tax-equity counterparty

Project Details

State

County

Crane

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Mendoza Trail BESS, LLC

Utility

—

Entity

ERCOT

Service Type

—

Point of Interconnection

138kV Soda Lake Substation (#76026)

Data Source

LBNL + Live

Risk Analytics

Composite operating-phase risk view — what this asset's risk profile will look like once it commissions. 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 — first-year production estimate and 10-year P50 trajectory, with probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios. Powered by InfraSure's generation modeling stack.

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See the full forecast + scenario decomposition for this project.

10-year P50 forecast

First-year output estimate

Weather + policy scenarios

Financial Forecast

Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. First-year DSCR, 10-year cashflow, and counterparty exposure across price and policy scenarios. Powered by InfraSure's asset cashflow stack.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

10-year revenue projection

First-year DSCR

Financing close risk

Market Context

Approximate

ISO / RTO: ERCOT
Trading Hub: HB_WEST
Hub Confidence: MEDIUM
Nearest Node (Estimated): SLK_BESS_RN
POI Substation: Soda Lake Substation

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.

Soda Lake BESS 1 (ERCOT-23INR0501) — Project Summary

Soda Lake BESS 1