Mesteno

Mesteno — 202 MW wind farm, Starr County, TX · Ask the Grid

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Apr 16, 2019
Apr 16, 2019
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.
Dec 31, 2019
Dec 31, 2019
Commercial Operation (In-Service)Duke Energy...
Duke Energy reported the Mesteño Windpower project began commercial operation on Dec. 31, 2019.
Jan 2020
Jan 2020
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).
Jan 6, 2020
Jan 6, 2020
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.
May 29, 2024
May 29, 2024
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).
Jul 13, 2026
Jul 13, 2026
Latest disclosed generation interval
ERCOT SCED disclosure is delayed, so plant performance windows end at the latest disclosed interval.

Sources

PublisherReferenceType

ERCOTERCOT 60-Day SCED disclosureMarket disclosure

assets.comptroller.texas.govMesteno Windpower Final Packageregulatory

ercot.comForecasted Capacityregulatory

Common questions about Mesteno

Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.

How big is Mesteno?

Mesteno has a reported capacity of 201.6 MW. Source: EIA Form 860.

What kind of plant is Mesteno?

Mesteno is a Onshore Wind Turbine facility in Starr County, TX, participating in the ERCOT market.

Where is Mesteno located?

Mesteno is in Starr County, TX, inside the ERCOT balancing area.

Who operates Mesteno?

Mesteno is operated by Duke Energy Renewables Services according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

Where does Mesteno connect to the grid?

Mesteno interconnects at Charlie Egner Station.

Co-located assets

Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.

Regis ContinentalBatteriesBatteries10 MW14 km Los Vientos Windpower IIIOnshore Wind TurbineOnshore Wind Turbine · same type200 MW16 km Rio Grande City BESS 2BatteriesBatteries10 MW16 km SMT Rio Grande II LLCBatteriesBatteries

Overview

Mesteno

Overview

Infrastructure record

Profile

Structured profile

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Performance

ERCOT disclosed dispatch

Generation

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

Latest disclosed outputhourly · 2 weeks ending Jul 13, 2026

Settlement price economics

Grid and market context

Market registration

Operating context

Interconnection record

Commercial, land, and environmental record

Land and environmental record

Related parties and identifiers

Relationship graph

Parties and identifiers