Tokio Solar (ERCOT-23INR0349) — Project Summary

Queue ID
ERCOT-23INR0349
Capacity
170.45 MW
Technology
Solar
Status
active
Location
Mclennan, TX
Region
ERCOT
Developer
Gransolar Texas Eight, LLC
IA Status
IA Executed

Tokio Solar

ERCOT-23INR0349BetaActiveSolarERCOTLBNL + Live

170.45 MW generation in Mclennan, TX · In queue since August 2021 · Proposed COD August 2027

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

170.45 MW

Capacity

1

Components

Solar

4y 11m

In Queue

IA Executed

IA Phase

Signed Nov 2023

Interconnection

Queue → IA

2y 3m

IA → COD

3y 9m

Total Duration

2y 3m

Construction75%
Queue EntryAug 12, 2021

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 AgreementNov 6, 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: 2027-08-25

Cross-source intelligence
Beta
Medium confidence·5 sources·as of 2026-06-01
Expected COD
2027-08-25
From queue filing
Developer
Gransolar Group
Filed as Gransolar Texas Eight, LLC
Status
Active
Active — IA executed Nov 2023, no construction announcements found in public sources
Financing
Unannounced
Key milestones
IA executedNov 6, 2023Most recent

Interconnection Agreement executed between Oncor Electric Delivery Company LLC and Gransolar Texas Eight, LLC

source
About

Tokio Solar is a proposed solar generation project located in McLennan County, Texas, with a total capacity of 170.45 MW. The project, developed by Gransolar Texas Eight, LLC, is interconnected within the ERCOT region under queue ID ERCOT-23INR0349. The project entered the queue on August 12, 2021, and has a proposed commercial operation date of August 25, 2027. The Interconnection Agreement (IA) was executed on November 6, 2023.

The proposed project is linked to the existing Tokio Solar operating plant (EIA plant ID 66397). Recent news coverage indicates industry interest in the development.

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

Mclennan

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Gransolar Texas Eight, LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

Tap 138kV 3592 Waco Atco - 170 Cotton Belt

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_SOUTH
Hub Confidence
HIGH
POI Substation
Cotton Belt Substation

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.