Three Ranches Solar (ERCOT-28INR0271) — Project Summary

Queue ID
ERCOT-28INR0271
Capacity
125.53 MW
Technology
Solar+Battery
Status
active
Location
Brewster, TX
Region
ERCOT
Developer
Three Ranches Energy LLC
IA Status
Facility Study

Three Ranches Solar

ERCOT-28INR0271BetaActiveSolarBatteryERCOTLBNL + Live

125.53 MW hybrid in Brewster, TX · In queue since February 2025 · Proposed COD December 2029

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

125.53 MW

Capacity

1

Components

Solar

1y 5m

In Queue

Facility Study

IA Phase

COD target: 2029

Interconnection

Total Duration

4y 10m

Facilities Study50%
Queue EntryFeb 14, 2025

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: 2029-12-01

Cross-source intelligence
Beta
Low confidence·0 sources·as of 2026-06-01
Expected COD
2029-12-01
From queue filing
Developer
Three Ranches Energy LLC
From queue filing
Status
Active
Active — early-stage Facility Study phase, queue entry February 2025
Financing
Unannounced
Key milestones
IA executedFeb 2025Most recent

Entered ERCOT queue in Facility Study phase

About

Three Ranches Solar is a proposed solar generation project with a total capacity of 125.53 MW. The project, developed by Three Ranches Energy LLC, is located in Brewster County, Texas, within the ERCOT region. It consists of photovoltaic solar technology.

The project is listed in the ERCOT interconnection queue as entry ERCOT-28INR0271, with a queue entry date of February 14, 2025. The proposed commercial operation date is January 30, 2027. The point of interconnection is TAP 138kV #6680 Alamitto Creek - #60444 Hayter Ranch. The project has been mentioned in recent news coverage.

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.

Available on the InfraSure platform

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

Brewster

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Three Ranches Energy LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

TAP 138kV #6680 Alamitto Creek - #60444 Hayter Ranch

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_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.