Los Vientos Windpower IV
Starr County · ERCOT
Los Vientos Windpower IV is a wind power facility with 200 MW of EIA-reported operating capacity in Starr County, Texas, registered as EIA Plant ID 59321. Commercial operation began on July 8, 2016.
Overview
Key fields
- Reported capacity
- 200 MW
EIA-reported operating capacity; nameplate, seasonal, AC/DC, and unit ratings may differ.
- Technology
- Onshore Wind Turbine
Primary generation technology.
- Registry anchor
- Plant 59321
Starr County · ERCOT
- Operating status
- Operating
- Commercial operation
- July 8, 2016
Best-supported operating milestone.
- Resource stack
- 1 resource
LV4_UNIT_1
Profile
- Grid role
- Utility-scale wind generation in ERCOT's energy-only market.
- Physical build
- Los Vientos Windpower IV (200 MW) — Vestas supplied and installed 100 V110-2.0 MW onshore wind turbines (100 × 2.0 MW).
Structured profile
- Reported capacity
- 200 MW
Onshore Wind Turbine
- Commercial operation
- July 8, 2016
- Operating status
- operating
Los Vientos Windpower IV is operating.
- Location
- Starr County
ERCOT
- Asset role
- wind
ERCOT · Starr County
- Owner
- Duke Energy Renewables (Duke Energy)
Project summaries and press coverage state the facility is owned by Duke Energy and that Duke Energy Renewables developed/completed the Los Vientos phases; these texts directly support listing Duke Energy Renewables (Duke Energy) as the public owner.
Units and generators
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| GEN1 | 200 MW 200 MW summer | Onshore Wind Turbine Wind · WT | Jul 2016 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 200 MW
- National rank
- #276
- TX rank
- #93
Monthly generation
Download CSVMonthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
ERCOT disclosed dispatch
1 ERCOT market resource · Wind
Generation
3 mo through May 22, 2026Capacity factor is average output vs. this plant's observed peak.
Output by hourlocal time · 90 days through May 22, 2026
Latest disclosed outputhourly · 2 weeks ending May 22, 2026
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 disclosuresOperating context
ERCOT market recordsNearby substations
HIFLD infrastructure inventoryCommercial, 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
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.
Parties and identifiers
| Relationship | Entity | Basis |
|---|---|---|
| Equipment OEM | Equipment OEM associated with Los Vientos Windpower IV. | |
| Market resources | LV4_UNIT_1 | Linked ERCOT resources. |
| Grid selection | plant:plant-59321 | Canonical asset page /ercot/assets/plant/los-vientos-windpower-iv. |
Reporting portfolio
| Largest reported plants | Capacity | State |
|---|---|---|
| Frontier Windpower II | 351.8 MW | OK |
| Pisgah Ridge Solar, LLC | 250 MW | TX |
| Mesquite Creek Wind | 211.2 MW | TX |
| Ledyard Windpower, LLC | 207 MW | IA |
| Mesteno | 201.6 MW | TX |
| Los Vientos Wind 1B | 201.6 MW | TX |
| Rambler | 200 MW | TX |
| Los Vientos Windpower IVCurrent | 200 MW | TX |
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
View full reporting portfolioTimeline and sources
Project milestones and public references behind the asset profile.
Project timeline
- Power Purchase AgreementSource
Los Vientos IV will sell 100% of net electric energy produced and associated environmental attributes and ancillary services to Austin Energy under 25-year power purchase agreement from commercial operation date.
- Generator enters operationEIA-860
EIA-860 lists generator GEN1 with this operating date.
- Commercial Operation Commenced49507 MIMMI...
Regulatory filing records state Los Vientos Windpower IV commenced commercial operation on July 8, 2016.
- Completion / public pressDuke Energy...
Press reports from September 2016 marked completion of the final Los Vientos projects and noted Los Vientos IV recently began commercial operation near the Rio Grande in Starr County, Texas.
- Latest disclosed generation interval
ERCOT SCED disclosure is delayed, so plant performance windows end at the latest disclosed interval.
Sources
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