Big Star Solar

ERCOT-21INR0413BetaActiveSolarERCOTLBNL + Live

203.1 MW generation in Bastrop, TX · In queue since August 2019 · Proposed COD January 2026

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

203.1 MW

Capacity

Components

Solar

6y 11m

In Queue

IA Executed

IA Phase

Signed Oct 2020

Interconnection

Queue → IA

1y 2m

IA → COD

5y 3m

Total Duration

1y 2m

Schedule

5 months past proposed COD

Construction75%

Queue EntryAug 27, 2019

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 AgreementOct 2, 2020

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 12–24 months

Commercial Operation

Proposed COD: 2026-01-31

Cross-source intelligence

Beta

High confidence·7 sources·as of 2026-06-01

Expected COD

2025

Queue date 1–2 years staleQueue: 2026-01-31

Developer

RWE Renewables

Filed as RWE Solar Development, LLC

Status

Online

Active — project became operational in 2025, generating power under PPA with Constellation serving PepsiCo, McCormick, Best Buy, and ViacomCBS

Financing

Secured

$200 million project financing secured (reported Sep 2020), with 10-year PPA executed with Constellation for 140 MW to commercial customers

Key milestones

Financing closeSep 2020

$200 million project financing for solar facility in Bastrop County

source

IA executedOct 2, 2020

Interconnection Agreement executed with ERCOT

source

COD targetAug 25, 2021

PPA announced with Constellation to supply 140 MW to PepsiCo, McCormick, Best Buy, and ViacomCBS

source

COD target2025Most recent

Project became operational, 200 MW solar farm with battery storage

source

Project lifecycle

as of 2023-01-30

PhaseConstructionRWE · 2023-01-30

OperationalNoRWE · 2023-01-30

TechnologyHybridRWE · 2023-01-30

DeveloperRWE RenewablesRWE · 2023-01-30

PPA offtakerConstellationRWE · 2023-01-30

About

Big Star Solar is a proposed 203.1 MW solar generation project located in Bastrop County, Texas. The developer is RWE Solar Development, LLC. The project is listed in the ERCOT interconnection queue as entry ERCOT-21INR0413, with a queue entry date of August 27, 2019, and a proposed commercial operation date of January 31, 2026. The project's Interconnection Agreement (IA) was executed on October 2, 2020.

The proposed project is linked to the existing operating plant, Big Star Solar, LLC (Hybrid) (EIA ID 64202). The project has been mentioned in recent news coverage.

Generated from interconnection queue and public data sources

ERCOT Queue EIA Plant Profile

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

County

Bastrop

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

RWE Solar Development, LLC

Utility

—

Entity

ERCOT

Service Type

—

Point of Interconnection

Tap 345kV 9074 Lytton - 9073 Holman

Data Source

LBNL + Live

DeveloperRWE RenewablesRWE · 2023-01-30

TransactionPPARWE · 2023-01-30

OfftakerConstellationRWE · 2023-01-30

PPA structurePhysicalRWE · 2023-01-30

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
Nearest Node (Estimated): BIGSTAR_ALL

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.

Linked EIA Plant

Big Star Solar, LLC (Hybrid)EIA 64202

High match82% confidence

View Plant

Insights & Articles (1)Beta

Last updated 2026-03-26

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InfraSure platform

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

Big Star Solar (ERCOT-21INR0413) — Project Summary

Big Star Solar