How big is Sun Valley Solar Project?

Sun Valley Solar Project has a reported capacity of 250 MW and an energy capacity of 100 MWh. Source: EIA Form 860.

What kind of plant is Sun Valley Solar Project?

Sun Valley Solar Project is a Solar Photovoltaic facility in Hill County, TX, participating in the ERCOT market.

Where is Sun Valley Solar Project located?

Sun Valley Solar Project is in Hill County, TX, inside the ERCOT balancing area.

Who operates Sun Valley Solar Project?

Sun Valley Solar Project is operated by Sun Valley Solar LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

When did Sun Valley Solar Project start operating?

Sun Valley Solar Project reports a commercial operation date of 2022. Current status: operating. Source: EIA Form 860.

Sun Valley Solar Project — 250 MW solar farm, TX

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Sun Valley Solar Project — 250 MW solar farm, TX · Ask the Grid

Overview

Solar capacity: 250 MW
EIA May 2026
Contracted solar: 200 MW
Procter & Gamble
Co-located battery: 100 MW / 100 MWh
Separate asset
Registry anchor: Plant 65303
Sun Valley Solar LLC
Resource stack: 4 resources
SUNVASLR_ESR1 · SUNVASLR_ESR2

Infrastructure record

Operator: Sun Valley Solar LLC

Profile

Grid role: Utility-scale solar generation in ERCOT.
Solar record: 250 MW photovoltaic plant · Dec 2022 EIA service month.
Power purchase: Procter & Gamble contracted 200 MW from the solar project.
Co-located storage: Separate 100 MW / 100 MWh battery commissioned in Dec 2023.

Structured profile

Solar capacity: 250 MW
EIA May 2026
Project company: Sun Valley Solar LLC
EIA
Developer: ENGIE
Official project record
Solar power purchaser: Procter & Gamble · 200 MW
ENGIE

Performance

Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.

ERCOT disclosed dispatch

4 ERCOT market resources · Battery / storage, Solar

No recent dispatch telemetry for this plant.

Output by hourlocal time · 90 days through Jul 13, 2026

0:006:0012:0018:0024:00

Latest disclosed outputhourly · 2 weeks ending Jul 13, 2026

Sun Valley Solar Project output0MW

Generation from ERCOT's 60-Day SCED Disclosure (≈60-day lag), summed over this site's market resources.

Grid and market context

Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.

Market registration

ERCOT public disclosures

Settlement point

SUNVASLR_ALL

high confidence spatial and capacity match

Market resources

4 resources

Commercial, land, and environmental record

Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.

Land and environmental record

Coordinate Parcel Area

2025

100 Acres

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 109250; HILL APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Coordinate Parcel Id

2025

109250

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 109250; HILL APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Coordinate Parcel Market Value

2025

900000

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 109250; HILL APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Coordinate Parcel Owner

2025

GRANITE LIVING TRUST

TxGIO parcel intersecting the mapped EIA plant coordinate; parcel 109250; HILL APPRAISAL DISTRICT; tax year 2025

TxGIO land parcel intersecting

Related parties and identifiers

Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.

Relationship graph

Drag organizations to explore the network. Select a node to pin its details and available page link.

AssetProject companyOwner / operator

Parties and identifiers

OrganizationRoleBasis

Sun Valley Solar LLCProject company and EIA registered operator

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Sep 20, 2022
Sep 20, 2022
P&G Agreement AnnouncedENGIE Sun V...
ENGIE announced a 200 MW agreement with Procter & Gamble.
Dec 2022
Dec 2022
Solar plant entered service

Sun Valley Solar Project

Sun Valley Solar Project

Overview

Infrastructure record

Profile

Structured profile

Performance

ERCOT disclosed dispatch

Output by hourlocal time · 90 days through Jul 13, 2026

Latest disclosed outputhourly · 2 weeks ending Jul 13, 2026

Grid and market context

Market registration

Commercial, land, and environmental record

Land and environmental record

Related parties and identifiers

Relationship graph

Parties and identifiers

Timeline and sources

Project timeline

Settlement price economics

Operating context

Interconnection record

Nearby substations

Sources

Common questions about Sun Valley Solar Project

How big is Sun Valley Solar Project?

What kind of plant is Sun Valley Solar Project?

Where is Sun Valley Solar Project located?

Who operates Sun Valley Solar Project?

When did Sun Valley Solar Project start operating?