Hynes Bay Energy Storage (ERCOT-25INR0542) — Project Summary

Queue ID
ERCOT-25INR0542
Capacity
101.2 MW
Technology
Battery
Status
active
Location
Wharton, TX
Region
ERCOT
Developer
Hynes Bay Energy Storage, LLC
IA Status
Facility Study

Hynes Bay Energy Storage

ERCOT-25INR0542BetaActiveBatteryERCOTLBNL + Live

101.2 MW storage in Wharton, TX · In queue since October 2023 · Proposed COD December 2027

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

101.2 MW

Capacity

1

Components

Battery

2y 9m

In Queue

Facility Study

IA Phase

COD target: 2027

Interconnection

Total Duration

4y 2m

Facilities Study50%
Queue EntryOct 25, 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: 2027-12-31

Cross-source intelligence
Beta
Low confidence·4 sources·as of 2026-06-01
Expected COD
2027
From queue filing
Developer
Hynes Bay Energy Storage, LLC
From queue filing
Status
Active
Active — Facility Study stage, System Study completed, no IA executed yet
Financing
Unannounced
Key milestones
IA executedMost recent

No IA executed; project at Facility Study stage as of April 2026

source
About

Hynes Bay Energy Storage, LLC is proposing a 101.2 MW battery storage project in Wharton County, Texas. The project, identified as ERCOT-25INR0542 in the ERCOT interconnection queue, entered the queue on October 25, 2023, with a proposed commercial operation date of December 31, 2027. Its interconnection status is currently in the Facility Study phase.

The proposed project, which consists of 101.2 MW of battery capacity, has been mentioned in recent industry news.

Generated from interconnection queue and public data sources

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

TX

County

Wharton

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Hynes Bay Energy Storage, LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

Tap 138kV 5546 DANEVANG SW - 8121 BLESSING

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_HOUSTON
Hub Confidence
MEDIUM
POI Substation
Danevang 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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Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.