Castro Solar (ERCOT-20INR0050) — Project Summary

Queue ID
ERCOT-20INR0050
Capacity
224.67 MW
Technology
Solar
Status
active
Location
Castro, TX
Region
ERCOT
Developer
Castro Solar One, LLC
IA Status
IA Executed

Castro Solar

ERCOT-20INR0050BetaActiveSolarERCOTLBNL + Live

224.67 MW generation in Castro, TX · In queue since February 2018 · Proposed COD September 2028

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

224.67 MW

Capacity

1

Components

Solar

8y 5m

In Queue

IA Executed

IA Phase

Signed Nov 2020

Interconnection

Queue → IA

2y 9m

IA → COD

7y 10m

Total Duration

2y 9m

Construction75%
Queue EntryFeb 8, 2018

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 30, 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: 2028-09-20

Cross-source intelligence
Beta
Low confidence·3 sources·as of 2026-06-01
Expected COD
2028-09-20
From queue filing
Developer
Castro Solar One, LLC
From queue filing
Status
Active
Active — IA executed Nov 2020, no construction or financing announcements found
Financing
Unannounced
Key milestones
IA executedNov 30, 2020Most recent

Interconnection Agreement executed with ERCOT

source
About

The Castro Solar project is a proposed 222.95 MW solar generation facility in Castro County, Texas. The project, developed by Castro Solar One, LLC, is interconnected within the ERCOT region. It consists of 222.95 MW of solar capacity.

The project entered the ERCOT interconnection queue as ERCOT-20INR0050 on February 8, 2018. Its proposed commercial operation date is September 20, 2028. An Interconnection Agreement (IA) was executed on November 30, 2020, and the IA status is listed as "IA Executed". The Point of Interconnection (POI) is the 23912 Ogallala 345kV.

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

Castro

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

Castro Solar One, LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

23912 Ogallala 345kV

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_WEST
Hub Confidence
MEDIUM
POI Substation
Ogallala 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.

No insights available for this project.

No Ask reports yet for this entity.

Ask about Castro Solar
InfraSure platform

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