Project TSGT-GI-TC-2024-21 — Project Summary

Queue ID
TSGT-GI-TC-2024-21
Capacity
125 MW
Technology
Solar+Battery
Status
active
Location
Montezuma, CO
Region
West
Developer
IA Status
In Progress (unknown study)

TSGT-GI-TC-2024-21

TSGT-GI-TC-2024-21BetaActiveSolarBatteryTSGTLBNL

125 MW hybrid in Montezuma, CO · In queue since May 2024 · Proposed COD December 2028

BA: PSCONERC: WECCRC: SPPW

125 MW

Capacity

1

Components

Solar

2y 2m

In Queue

In Progress (unknown study)

IA Phase

COD target: 2028

Interconnection

Total Duration

4y 7m

Study Phase

TC-2024

In Study38%
Queue EntryMay 24, 2024

Interconnection request submitted to ISO/RTO

Interconnection StudyCurrent

Project undergoes interconnection studies to assess grid impact.

Typical: 18–36 months

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2028-12-31

About

TSGT-GI-TC-2024-21 is a proposed 125 MW hybrid solar and battery energy storage project located in Montezuma County, Colorado. The development project, located in the Western region, is being proposed by Tri-State Generation and Transmission Association (TSGT). The project consists of 125 MW of solar capacity.

The project is currently active in the TSGT interconnection queue, having entered the queue on May 24, 2024, with a proposed commercial operation date of December 31, 2028. The interconnection agreement is currently listed as "In Progress (unknown study)". The point of interconnection is the East Cortez 115kV Substation.

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

CO

County

Montezuma

Grid Region

Mountain West

Market

Developer

Utility

Tri-State Generation and Transmission Association

Entity

TSGT

Service Type

ERIS

Point of Interconnection

East Cortez 115kV Substation

Data Source

LBNL

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
MOUNTAIN_WEST
Trading Hub
FOURCORNERS
Hub Confidence
UNKNOWN

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.