90.8 MW Wind operating in Grundy, IA — Midcontinent Independent Transmission System Operator, Inc..
90.8 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2018
Operating Since
Coordinates
42.3431, -92.9341
County
Grundy, IA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | MidAmerican Energy Co | MidAmerican Energy | — |
| Owner(s) | MidAmerican Energy Co | Berkshire Hathaway | — |
| Status | Operating | operating | — |
The Ivester Wind Farm is a 90.8 MW wind power plant located in Grundy County, Iowa. The facility began operating in 2018 and is owned by Berkshire Hathaway and operated by MidAmerican Energy Co. It consists of a single generator utilizing onshore wind turbine technology. The plant is interconnected to the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and resides within the MRO NERC region. Ivester Wind Farm ranks 59th out of 122 wind plants in Iowa and 778th nationally out of 1424.
The wind farm's turbines have a hub height of 85 meters and a rotor diameter of 120 meters. The turbines were manufactured by Siemens Gamesa Renewable Energy, model SG-2.625-120. In its most recent year of operation, the plant generated 328,083 MWh, achieving a capacity factor of 41.3%. The installed cost of the facility was $1342.08 per kW, according to FERC data.
Generated from EIA, GEM, and public data sources
NERC Region
MRO
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
161 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
35.0K MWh
Latest Month
328.1K MWh
Annual Generation
41.3%
Capacity Factor
$1,371/kW
Installed Cost
MidAmerican Energy Company
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
ISO/RTO Market
MISO
LMP Node
MEC.IVESTER
Pricing Hub
MINN.HUB
Location Type
Generation Node
Node Source
Curated node match
Last updated 2026-03-26
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