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Diamond Trail Wind Farm — renewablesinfo.org

Diamond Trail Wind Farm — Plant Summary

EIA Plant ID: 63641
Capacity: 252.5 MW
Primary Fuel: Wind
Technology: Onshore Wind Turbine
Status: Operating
Location: Iowa, IA
Operating Since: 2020
Generators: 1
Operator: MidAmerican Energy Co
Parent Company: Berkshire Hathaway
Annual Generation: 862,903 MWh
Capacity Factor: 39.1%
Balancing Authority: Midcontinent Independent Transmission System Operator, Inc..
ISO/RTO: MISO
NERC Region: MRO

Search ExploreDiamond Trail Wind Farm

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Diamond Trail Wind Farm

OperatingWind

Ranked #13 of 122 Wind plants in IA#160 of 1442 nationally

252.5 MW Wind operating in Iowa, IA — Midcontinent Independent Transmission System Operator, Inc..

EIAGEMWD

252.5 MW

Nameplate Capacity

1

Generators

unit

Onshore Wind Turbine

Technology

2020

Operating Since

Location

Coordinates

41.6845, -92.1779

County

Iowa, IA

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English Farms
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Ownership & Operator

Field	EIA	GEM	Wikidata
Operator	MidAmerican Energy Co	General Electric	—
Owner(s)	MidAmerican Energy Co	Berkshire Hathaway	—
Status	Operating	operating	—

Ownership Chain

About

Diamond Trail Wind Farm is a 252.5 MW wind power facility located in Iowa County, Iowa. The plant began operating in 2020 and is owned by Berkshire Hathaway and operated by MidAmerican Energy Co. It utilizes a single generator consisting of onshore wind turbines. The facility is connected to the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority within the MRO NERC region. Diamond Trail Wind Farm ranks as the 13th largest wind farm in Iowa out of 54, and 157th nationally out of 734.

The wind farm's turbines have a hub height of 105 meters and a rotor diameter of 136 meters. The turbines were manufactured by Vestas and are model V136-4.3. In its most recent year of operation, Diamond Trail Wind Farm generated 862,903 MWh of electricity, achieving a capacity factor of 39.1%. The installed cost of the facility was $1575.7 per kW, according to FERC data.

Generated from EIA, GEM, and public data sources

EIA Plant Profile Wikidata Global Energy Monitor

Engineering & Generators

Grid Context

NERC Region

MRO

Balancing Authority

Midcontinent Independent Transmission System Operator, Inc..

Grid Voltage

345 kV

Regulatory Status

RE

Entity Type

Investor-Owned Utility

Sector

Electric Utility

Generation

92.4K MWh

Latest Month

862.9K MWh

Annual Generation

39.1%

Capacity Factor

Jan 2023 – Dec 2025

Financial DataBeta

Source: FERC Form 1HIGH

$1,613/kW

Installed Cost

MidAmerican Energy Company

Reporting Utility

Cumulative Installed Cost

Per-Unit Cost Trends

Pricing & Market Data

LOW confidence

Market Position

ISO/RTO Market

MISO

LMP Node

—

Pricing Hub

MINN.HUB

Node Source

OSM spatial match

Williamsburg SubstationSubstation

Williamsburg West SubstationSubstation

News & Articles (7)Beta

Surge Announces Former Berkshire Hathaway Energy Executive Mr. Richard Weech Joins the Board as an Independent Director

Surge Announces Former Berkshire Hathaway Energy Executive Mr. Richard Weech Joins the Board as an Independent Director

West Vancouver, British Columbia--(Newsfile Corp. - March 17, 2026) - Surge Battery Metals Inc. TSXV:NILI (OTCQX: NILIF) (FSE: DJ5) (the...

TradingView·1 weeks ago

Powin Selected by BHE Renewables, a Berkshire Hathaway Energy business, for one of the World’s Largest Solar and Storage Microgrids

Powin Selected by BHE Renewables, a Berkshire Hathaway Energy business, for one of the World’s Largest Solar and Storage Microgrids

Powin, a global leader in energy storage solutions, will partner with BHE Renewables as the energy storage solutions provider for one of the...

Business Wire·1 years ago

Berkshire Hathaway IPP secures energy storage offtake agreements with California community electricity provider

Berkshire Hathaway IPP secures energy storage offtake agreements with California community electricity provider

BHE Renewables (BHER) has secured Power Purchase Agreements (PPAs) with California community electricity provider Clean Power Alliance (CPA).

Energy-Storage.News·1 years ago

Berkshire Hathaway IPP secures energy storage offtake agreements with California community electricity provider

Berkshire Hathaway IPP secures energy storage offtake agreements with California community electricity provider

BHE Renewables (BHER) has secured Power Purchase Agreements (PPAs) with California community electricity provider Clean Power Alliance (CPA).

Energy-Storage.News·1 years ago

Last updated 2026-03-26

View all 7 articles

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EIA Wikidata GEM