Three W Solar (ERCOT-25INR0055) — Project Summary

Queue ID
ERCOT-25INR0055
Capacity
110.89 MW
Technology
Solar
Status
active
Location
Hill, TX
Region
ERCOT
Developer
Three W Solar LLC
IA Status
IA Executed

Three W Solar

ERCOT-25INR0055BetaActiveSolarERCOTLBNL + Live

110.89 MW generation in Hill, TX · In queue since March 2022 · Proposed COD May 2026

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

110.89 MW

Capacity

1

Components

Solar

4y 4m

In Queue

IA Executed

IA Phase

Signed Mar 2023

Interconnection

Queue → IA

1 year

IA → COD

3y 2m

Total Duration

1 year

Schedule

2 months past proposed COD

Construction75%
Queue EntryMar 7, 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 AgreementMar 28, 2023

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 12–24 months

Commercial Operation

Proposed COD: 2026-05-15

Cross-source intelligence
Beta
High confidence·8 sources·as of 2026-06-01
Expected COD
2026-05-15
From queue filing
Developer
Mitsui & Co., Ltd.
Recent ownership change
Status
Active
Active — under construction, equipment installation confirmed November 2025, targeting May 2026 COD
Financing
Secured
Project sold to Mitsui & Co., Ltd. in April 2023 as construction-ready asset; transaction amount undisclosed
Ownership history
  1. 2023-04·OCI Solar PowerMitsui & Co., Ltd.source
Key milestones
IA executedMar 28, 2023

Interconnection Agreement executed with ERCOT

source
Ownership changeApr 24, 2023

OCI Solar Power sold 110MW construction-ready project to Mitsui & Co., Ltd.

source
GroundbreakingNov 2025

EKO Instruments weather stations installed at site, indicating construction underway

source
COD targetMay 2026Most recent

Expected commercial operation date May 2026

source
About

The Three W Solar project is a proposed 110.89 MW solar generation facility in Hill County, Texas. The project, developed by Three W Solar LLC, is interconnected within the ERCOT region under queue ID ERCOT-25INR0055. It entered the interconnection queue on March 7, 2022, with a proposed commercial operation date of May 15, 2026. The project's Interconnection Agreement (IA) was executed on March 28, 2023.

The Three W Solar project has been featured in recent news coverage.

Generated from interconnection queue and public data sources

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.

Available on the InfraSure platform

See the full development-risk decomposition for this project.

P(COD by stated date)
Financing close probability
EPC + tax-equity counterparty
Project Details

State

TX

County

Hill

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Three W Solar LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

tap 138kV 3522 Hillboro1_8 - 237 Blanton CKT 1

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