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51 MW Wind operating in Jerauld, SD — Southwest Power Pool
51 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2009
Operating Since
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Wessington Wind | NextEra Energy | — |
| Owner(s) | Wessington Wind | NextEra Energy | — |
| Status | Operating | operating | — |
The Wessington Springs wind power plant is located in Jerauld County, South Dakota. The plant has a total capacity of 51 MW and began operating in 2009. It is owned by NextEra Energy and operated by Wessington Wind. The facility consists of a single generator utilizing onshore wind turbine technology. Wessington Springs ranks as the 19th largest power plant in South Dakota out of 24, and 921st nationally out of 1424 plants.
The plant's wind turbines have a hub height of 80 meters and a rotor diameter of 91 meters. The turbines were manufactured by GE Wind and are model GE1.5-91. In its most recent year of operation, Wessington Springs generated 231,179 MWh of electricity, achieving a capacity factor of 51.7%. The plant is located within the Southwest Power Pool (SPP) balancing authority and the Midwest Reliability Organization (MRO) NERC region.
Generated from EIA, GEM, and public data sources
ISO/RTO
SPP
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
20.9K MWh
Latest Month
231.2K MWh
Annual Generation
51.7%
Capacity Factor
2013
$1,895/kW
Est. Construction Cost
Total estimated cost: $96.7M
Market Position
ISO/RTO Market
SPP
LMP Node
WAUE.HCPD.WESS
Pricing Hub
SPP North Hub
Location Type
Settlement Location
Node Source
Curated node match
Last updated 2026-03-26
View all articlesSouthwest Power Pool (SWPP)
Grid Voltage
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP