Where is Prevailing Wind Park?

In Yankton County, South Dakota (SD). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.

How big is Prevailing Wind Park?

220 MW of nameplate capacity across 1 unit, as of the EIA-860M release for 2026-07.

Who owns Prevailing Wind Park?

EIA-860M names AES Distributed Energy as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.

Is this the same as Prevailing Wind Park LLC?

Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — AES Distributed Energy here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Prevailing Wind Park LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.

Is Prevailing Wind Park still running?

EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.

Prevailing Wind Park

Prevailing Wind Park is a 220 MW wind farm in Yankton County, South Dakota, operated by AES Distributed Energy. EIA-860M lists 1 generating unit here, inside SPP. Its unit entered service in 2020.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Nameplate capacity: 220 MW; 220 MW net summer
Generating units: 1
In service: 2020
EIA plant ID: 62247

Where it is

Loading map…

County: Yankton County, South Dakota
Coordinates: 43.039, -97.526
Balancing authority: SWPP
Sector: IPP Non-CHP

Units, technology and status

Operator of record: AES Distributed Energy
Primary energy source: Wind
Technologies: Onshore Wind Turbine
Status: Operating

Every plant AES Distributed Energy reports to EIA →

Prevailing Wind Park: FAQ

Where is Prevailing Wind Park?: In Yankton County, South Dakota (SD). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is Prevailing Wind Park?: 220 MW of nameplate capacity across 1 unit, as of the EIA-860M release for 2026-07.
Who owns Prevailing Wind Park?: EIA-860M names AES Distributed Energy as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as Prevailing Wind Park LLC?: Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — AES Distributed Energy here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Prevailing Wind Park LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Prevailing Wind Park still running?: EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.