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Greater Des Moines — renewablesinfo.org

Greater Des Moines — Plant Summary

EIA Plant ID: 7985
Capacity: 576.3 MW
Primary Fuel: Natural Gas
Technology: Natural Gas Fired Combined Cycle
Status: Operating
Location: Polk, IA
Operating Since: 2003
Generators: 3
Operator: MidAmerican Energy Co
Parent Company: Berkshire Hathaway
Annual Generation: 2,178,470 MWh
Capacity Factor: 42.9%
Balancing Authority: Midcontinent Independent Transmission System Operator, Inc..
ISO/RTO: MISO
NERC Region: MRO

Search ExploreGreater Des Moines

Greater Des Moines

OperatingNatural Gas

Ranked #3 of 39 Natural Gas plants in IA#420 of 2009 nationally

576.3 MW Natural Gas operating in Polk, IA — Midcontinent Independent Transmission System Operator, Inc..

EIAWD

576.3 MW

Nameplate Capacity

3

Generators

units

Natural Gas Fired Combined Cycle

Technology

2003

Operating Since

Location

Coordinates

41.5563, -93.5283

County

Polk, IA

Nearby Plants

Pleasant Hill
Natural Gas179.8 MW · 0.4 km
Des Moines Wastewater Reclamation Fac
Bio. Gas2.8 MW · 3.1 km
Anderson Erickson
Distillate Oil2 MW · 6.4 km

Ownership & Operator

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

Ownership Chain

About

The Greater Des Moines Energy Center is a 576.3 MW natural gas-fired combined cycle power plant located in Polk County, Iowa. The plant, which began operating in 2003, is owned by Berkshire Hathaway and operated by MidAmerican Energy Company. It consists of three generators utilizing natural gas as its primary fuel source. The plant is the third-largest of 13 power plants in Iowa, and ranks 425th out of 945 plants nationally.

In the most recent year of data, the Greater Des Moines Energy Center generated 2,178,470 MWh of electricity, achieving a capacity factor of 42.9%. The plant operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority. Financial data indicates an installed cost of $572.64 per kW, according to FERC filings.

Generated from EIA, GEM, and public data sources

EIA Plant Profile Wikidata

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

184.0K MWh

Latest Month

2.2M MWh

Annual Generation

42.9%

Capacity Factor

Jan 2022 – Dec 2024

Financial DataBeta

Source: FERC Form 1HIGH

$530/kW

Installed Cost

$25.8/MWh

Operating Cost

MidAmerican Energy Company

Reporting Utility

Annual Capital & Operating Expenses

Cumulative Installed Cost

Per-Unit Cost Trends

Pricing & Market Data

HIGH confidence

Point of Interconnection

Nearest Substation

Greater Des Moines Energy Center Substation · 345 kV

Substation Distance

< 10 km

Operator

MidAmerican Energy

Coord Source

OSM spatial

Market Position

ISO/RTO Market

MISO

LMP Node

MEC.CC.GDM1&2

Pricing Hub

MINN.HUB

Node Source

EIA-860 direct report

News & Articles (10)Beta

Hazards·wildfire

Red Flag Warning: Sac; Calhoun; Crawford; Carroll; Greene; Boone; Audubon; Guthrie; Dallas; Polk; Cass; Adair; Madison

Red Flag Warning issued March 21 at 9:44AM CDT until March 21 at 10:00PM CDT by NWS Des Moines IA

Red Flag Warning (hazard)

NWS Des Moines IA·5 days ago

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

The Complete Guide to Starting an AI Career in Des Moines, IA in 2026

Industry·corporate

The Complete Guide to Starting an AI Career in Des Moines, IA in 2026

Launch your AI career in Des Moines, IA in 2026. This guide covers key roles, salary data, cost of living advantages, and education paths...

nucamp.co·3 weeks ago

Vermeer reveals plans for new Iowa manufacturing center

Vermeer reveals plans for new Iowa manufacturing center

Equipment manufacturer Vermeer, which has its headquarters in Pella, Iowa, is to construct a new 300,000 square foot facility in Bondurant...

Power Progress·4 weeks ago

Last updated 2026-03-21

View all 10 articles

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