Mesteno
Starr County · ERCOT
Mesteno is a wind power facility with 200 MW of EIA-reported operating capacity in Starr County, Texas, registered as EIA Plant ID 62258. Brookfield acquired Duke Energy's utility-scale renewables platform in October 2023; the operating business is now Deriva Energy. Commercial operation began on December 31, 2019.
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 62258
Starr County · ERCOT
- Operating status
- Operating
Mesteno is operating.
- Grid connection
- Charlie Egner Station
345 kV
- Commercial operation
- December 31, 2019
Best-supported operating milestone.
- Resource stack
- 1 resource
MESTENO_UNIT_1
Profile
- Grid role
- Utility-scale wind generation in ERCOT's energy-only market.
- Grid connection
- Charlie Egner Station · 345 kV.
- Physical build
- 56 Vestas V136-series onshore wind turbines (V136 platform, power‑optimized to 3.6 MW each); tall‑tower installations (reported ≈590.5 ft).
Structured profile
- Commercial operation
- December 31, 2019
- Operating status
- operating
Mesteno is operating.
- Interconnection
- Charlie Egner Station
345 kV
- Location
- Starr County
ERCOT
- Asset role
- wind
ERCOT · Starr County
- Owner
- Duke Energy Renewables Services
Duke Energy's official release announces the Mesteño/Mesteno project and plant listings identify the utility as 'Duke Energy Renewables Services'. Combining these sources supports 'Duke Energy Renewables Services' as the owner/operator name used in registry and industry references.
Units and generators
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| MES | 201.6 MW 200 MW summer | Onshore Wind Turbine Wind · WT | Dec 2019 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 201.6 MW
- National rank
- #242
- TX rank
- #81
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 recordsInterconnection record
ERCOT GIS ReportMatched to the latest available ERCOT generation-interconnection queue record. Queue status and completion dates describe the queue record; operating status is verified separately against plant and market registrations.
Nearby 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 |
|---|---|---|
| EPC contractor | Named as the construction contractor in owner/industry coverage about the project build. | |
| Market resources | MESTENO_UNIT_1 | Linked ERCOT resources. |
| Grid selection | plant:plant-62258 | Canonical asset page /ercot/assets/plant/mesteno. |
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 |
| MestenoCurrent | 201.6 MW | TX |
| Los Vientos Wind 1B | 201.6 MW | TX |
| Rambler | 200 MW | TX |
| Los Vientos Windpower IV | 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
- Construction Start (Announced)Duke turns ...
Owner/industry press coverage reported groundworks/’turned sod’ and the start of construction in April 2019; Wanzek Construction named as contractor and completion was expected by year-end 2019.
- Generator enters operationEIA-860
EIA-860 lists generator MES with this operating date.
- Commercial Operation (In-Service)Duke Energy...
Duke Energy reported the Mesteño Windpower project began commercial operation on Dec. 31, 2019.
- Turbine Supply (Reported)Duke Energy...
Duke Energy’s release reported Vestas supplied 56 V136‑3.6 MW tall‑tower turbines for the project (reported with the January 2020 release announcing operation).
- Public announcement of commercial operationDuke Energy...
Duke Energy issued a public release on Jan 6, 2020 announcing the project had begun producing energy and describing project configuration and suppliers.
- Ownership TransactionSource
On May 29, 2024, the project company Mesteno Windpower, LLC (the 202 MW Mesteño wind project) was sold to Mesteno Aggregator LLC; the acquiring vehicle is controlled by InfraRed Capital Partners, which publicly announced the acquisition of the 202 MW Texas onshore wind farm from Duke Energy Corporation (announcement May 30, 2024).
- Latest disclosed generation interval
ERCOT SCED disclosure is delayed, so plant performance windows end at the latest disclosed interval.
Sources
Related assets
Similar plants ranked by technology, capacity, and distance.
Los Vientos Windpower III
Wind · 200 MW
Starr County
Los Vientos Windpower IV
Wind · 200 MW
Starr County
Las Lomas Wind Project
Wind · 201.6 MW
Zapata County
Rio Bravo Windpower, LLC
Wind · 237.6 MW
Starr County