Sugaree Solar (ERCOT-27INR0389) — Project Summary

Queue ID
ERCOT-27INR0389
Capacity
251.4 MW
Technology
Solar
Status
active
Location
Maverick, TX
Region
ERCOT
Developer
Sugaree Solar LLC
IA Status
IA Executed

Sugaree Solar

ERCOT-27INR0389BetaActiveSolarERCOTLBNL + Live

251.4 MW generation in Maverick, TX · In queue since October 2024 · Proposed COD September 2028

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

251.4 MW

Capacity

1

Components

Solar

1y 9m

In Queue

IA Executed

IA Phase

Signed Sep 2025

Interconnection

Queue → IA

11 months

IA → COD

3 years

Total Duration

11 months

Construction75%
Queue EntryOct 10, 2024

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 AgreementSep 29, 2025

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 12–24 months

Commercial Operation

Proposed COD: 2028-09-21

Cross-source intelligence
Beta
Low confidence·1 sources·as of 2026-06-01
Expected COD
2028-09-21
From queue filing
Developer
Sugaree Solar LLC
From queue filing
Status
IA Executed
IA Executed — interconnection agreement signed September 2025, project in pre-construction phase
Financing
Unannounced
Key milestones
IA executedSep 29, 2025

Interconnection Agreement executed with ERCOT

source
COD targetSep 21, 2028Most recent

Proposed commercial operation date per queue filing

source
About

Sugaree Solar is a proposed solar generation project located in Maverick County, Texas, with a total capacity of 251.4 MW. The project, developed by Sugaree Solar LLC, is currently active in the ERCOT interconnection queue as entry ERCOT-27INR0389, with a queue entry date of October 10, 2024. The proposed commercial operation date is September 21, 2028.

The project's interconnection status is currently in the Facility Study phase. The point of interconnection is the 138kV line from Escondido (8260) to Brackettville (8252). The project has appeared 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

Maverick

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Sugaree Solar LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

138kV Escondido (8260) to Brackettville (8252)

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_WEST
Hub Confidence
MEDIUM
POI Substation
Río Escondido

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.