Argenta Storage

ERCOT-25INR0061BetaActiveBatteryBatteryERCOTLBNL + Live

192 MW generation in Bee, TX · In queue since June 2022 · Proposed COD June 2028

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

192 MW

Capacity

Components

Battery

4y 1m

In Queue

IA Executed

IA Phase

Signed Apr 2024

Interconnection

Queue → IA

1y 10m

IA → COD

4y 2m

Total Duration

1y 10m

Construction75%

Queue EntryJun 27, 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 AgreementApr 5, 2024

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 18–30 months

Commercial Operation

Proposed COD: 2028-06-30

Cross-source intelligence

Beta

Medium confidence·4 sources·as of 2026-06-01

Expected COD

2027

Queue date 1–2 years staleQueue: 2028-06-30

Developer

Charter Oak Storage, LLC

From queue filing

Status

Active

Active — IA executed April 2024, FIS pending, estimated 18% build probability per queue analytics

Financing

Unannounced

Key milestones

IA executedApr 5, 2024

ERCOT Standard Generation Interconnection Agreement executed between AEP Texas Inc. and Charter Oak Storage, LLC

source

COD target2027Most recent

ERCOT capacity charts show updated COD target of 2027, revised from earlier 2026 and 2028 dates

source

About

The Argenta Storage project is a proposed 192 MW battery energy storage system in Bee County, Texas. Developed by Charter Oak Storage, LLC, the project is interconnected within the ERCOT region and entered the interconnection queue as ERCOT-25INR0061 on June 27, 2022. The proposed commercial operation date is June 30, 2028.

The Argenta Storage project has an Interconnection Agreement (IA) executed on April 5, 2024. The point of interconnection is Tap 345kV 8689 Tango - 8606 Goddard. The project has appeared 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

Bee

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Charter Oak Storage, LLC

Utility

—

Entity

ERCOT

Service Type

—

Point of Interconnection

Tap 345kV 8689 Tango - 8606 Goddard

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.

Available on the InfraSure platform

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_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.

Argenta Storage (ERCOT-25INR0061) — Project Summary

Argenta Storage