Marcos Solar SLF (ERCOT-27INR0169) — Project Summary

Queue ID
ERCOT-27INR0169
Capacity
216.11 MW
Technology
Solar+Battery
Status
active
Location
Victoria, TX
Region
ERCOT
Developer
GRS BESS Texas Eight
IA Status
Facility Study

Marcos Solar SLF

ERCOT-27INR0169BetaActiveSolarBatteryERCOTLBNL + Live

216.11 MW hybrid in Victoria, TX · In queue since January 2024 · Proposed COD August 2028

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

216.11 MW

Capacity

1

Components

Solar

2y 4m

In Queue

Facility Study

IA Phase

COD target: 2028

Interconnection

Total Duration

4y 7m

Facilities Study50%
Queue EntryJan 11, 2024

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: 2028-08-15

About

The Marcos Solar project is a proposed 115.88 MW solar generation facility in Victoria County, Texas. The project, developed by GRS BESS Texas Eight, is currently active in the ERCOT interconnection queue as entry ERCOT-27INR0169, with a queue entry date of January 11, 2024. The proposed commercial operation date is August 15, 2028.

The project's interconnection status is currently in the Facility Study phase. The point of interconnection is planned for the 138 kV line from EDNA (#8118) to VICTORIA4A (#8172). The project has appeared 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

Victoria

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

GRS BESS Texas Eight

Utility

Entity

ERCOT

Service Type

Point of Interconnection

To the 138 kV line from EDNA (#8118) to VICTORIA4A (#8172)

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.

No news available for this project.

No Ask reports yet for this entity.

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InfraSure platform

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