Holstein 2 Solar (ERCOT-19INR0026) — Project Summary

Queue ID
ERCOT-19INR0026
Capacity
100.7 MW
Technology
Solar+Battery
Status
active
Location
Nolan, TX
Region
ERCOT
Developer
229HD 8me LLC
IA Status
Facility Study

Holstein 2 Solar

ERCOT-19INR0026BetaActiveSolarBatteryERCOTLBNL + Live

100.7 MW hybrid in Nolan, TX · In queue since December 2016 · Proposed COD April 2028

BA: ERCOISO/RTO: ERCOTNERC: TRERC: ERCOT

100.7 MW

Capacity

1

Components

Solar

9y 7m

In Queue

Facility Study

IA Phase

COD target: 2028

Interconnection

Total Duration

11y 4m

Facilities Study50%
Queue EntryDec 21, 2016

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: 2028-04-03

Cross-source intelligence
Beta
Medium confidence·4 sources·as of 2026-06-01
Expected COD
2028
From queue filing
Developer
Duke Energy Renewables
Recent ownership change
Status
Active
Active — in Facility Study phase, no construction announced. Part of Duke's Holstein project portfolio acquired in 2019.
Financing
Unannounced
Ownership history
  1. 2019-07·8minute Solar Energy (229HD 8me LLC)Duke Energy Renewablessource
Key milestones
Ownership changeJul 22, 2019Most recent

Duke Energy Renewables acquired 200-MW Holstein solar project from 8minute Solar Energy in Nolan County, Texas

source
About

Holstein 2 Solar is a proposed 101.7 MW solar generation project located in Nolan County, Texas. The developer is 229HD 8me LLC. The project is in the ERCOT interconnection queue as entry ERCOT-19INR0026, with a queue entry date of December 21, 2016, and a proposed commercial operation date of April 3, 2028. Its interconnection agreement status is currently Facility Study.

The Holstein 2 Solar project has been mentioned 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

Nolan

Grid Region

ERCOT (Texas)

Market

ISO/RTO Member

Developer

229HD 8me LLC

Utility

Entity

ERCOT

Service Type

Point of Interconnection

11406 Central Bluff 345kV

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_WEST
Hub Confidence
MEDIUM
Nearest Node (Estimated)
HOLSTEIN_ALL
POI Substation
Central Bluff 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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Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.