Downtown Generation Plant

116 SE Jackson St., Greenfield, IA 50849

Plant Summary Information

Downtown Generation Plant is ranked #66 out of 92 distillate fuel oil power plants in Iowa in terms of total annual net electricity generation.

Downtown Generation Plant is comprised of 2 generators and generated 3.8 MWh during the 3-month period between September 2025 to December 2025.

Plant Name	Downtown Generation Plant
Utility Name	City of Greenfield - (IA)
Location	Adair County, IA
Initial Operation Date	July 2020
Last Update	Dec 2025
Annual Generation	15.0 MWh
Annual Consumption	222 MMBtu
Ranked #12,960 out of 13,081 Power Plants Nationwide
Ranked #1,084 out of 1,233 Distillate Fuel Oil Power Plants Nationwide
Ranked #257 out of 283 Iowa Power Plants
Ranked #66 out of 92 Iowa Distillate Fuel Oil Power Plants
Fuel Types	Distillate Fuel Oil

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Monthly Net Generation for Downtown Generation Plant

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Monthly Plant Fuel Consumption for Downtown Generation Plant

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Downtown Generation Plant Details

Summary Information
Plant Name	Downtown Generation Plant (64552)
Plant Address	116 SE Jackson St., Greenfield, IA 50849
Utility	City of Greenfield - (IA) (7626)
Latitude, Longitude	41.30399, -94.46049
Generation Dates on File	Jul 2020 to Dec 2025
Initial Operation Date	July 2020
Annual Generation	15.0 MWh
Fuel Types	Distillate Fuel Oil

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	No

Regulatory Information
Regulatory Status	Regulated
NERC Region	MRO
Balancing Authority	Midcontinent Independent Transmission System Operator, Inc.. (MISO)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Municipality
Ash Impoundment	No
Transmission / Distribution Owner	City of Greenfield - (IA) (7626) IA
Grid Voltage	12.47 kV
Energy Storage	No

* Data obtained from the 2025 EIA 860 Report

Generator 1 Details Operating July 2020

Technology	Petroleum Liquids
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
RTO ISO LMP Node Designation	ALTW.ALTW
RTO ISO Location Designation For Reporting Wholesale Sales Data	ALTW.ALTW
Nameplate Capacity	2.5 MW
Nameplate Power Factor	0.8
Summer Capacity	2.5 MW
Winter Capacity	2.5 MW
Minimum Load	0.8 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	July 2020
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Distillate Fuel Oil
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No
Cofire Fuels	No
Switch Between Oil And Natural Gas	No

Generator 2 Details Operating July 2020

Technology	Petroleum Liquids
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
RTO ISO LMP Node Designation	ALTW.ALTW
RTO ISO Location Designation For Reporting Wholesale Sales Data	ALTW.ALTW
Nameplate Capacity	2.5 MW
Nameplate Power Factor	0.8
Summer Capacity	2.5 MW
Winter Capacity	2.5 MW
Minimum Load	0.8 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	July 2020
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Distillate Fuel Oil
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No
Cofire Fuels	No
Switch Between Oil And Natural Gas	No

Downtown Generation Plant Plant Owners

Owner Name	Address	Generator	Ownership
*We couldn't locate any owners for this plant*

Power Plants with Similar Net Generation

Power plants with a similar annual net generation from Distillate Fuel Oil.

Rank	Plant Name	Plant Location	Annual Generation
#1074	Lanesboro	Lanesboro, MN	140.0 MWh
#1075	Truman	Truman, MN	16.0 MWh
#1076	Shelbina Power #3	Shelbina, MO	16.0 MWh
#1077	Saint Catherine of Siena Medical Center	Smithtown, NY	16.0 MWh
#1078	St Johns Riverside Hospital	Yonkers, NY	16.0 MWh
#1079	Maimonides Medical Center	Brooklyn, NY	15.0 MWh
#1080	Springfield (MN)	Springfield, MN	15.0 MWh
#1081	Nevada	Nevada, MO	15.0 MWh
#1082	Viola	Viola, WI	15.0 MWh
#1083	Madison Utilities	Madison, NE	15.0 MWh
#1085	Wahoo	Wahoo, NE	42.0 MWh
#1086	Alliant SBD 9403 Aegon DC	Cedar Rapids, IA	14.7 MWh
#1087	Brooklyn	Brooklyn, IA	14.0 MWh
#1088	Kimball	Kimball, NE	14.0 MWh
#1089	Wilber	Wilber, NE	14.0 MWh
#1090	Wisner	Wisner, NE	14.0 MWh
#1091	Argyle	Argyle, WI	193.0 MWh
#1092	Framingham State University Plant	Framingham, MA	38.0 MWh
#1093	Montefiore Mount Vernon Hospital	Mount Vernon, NY	14.0 MWh
#1094	Warren	Warren, PA	11.4 GWh

Nearby Power Plants

Below are closest 20 power plants surrounding Downtown Generation Plant.

Plant Name	Plant Location	Annual Generation	Distance
Adair Wind Farm	Adair, IA	551.2 GWh	13.4 mi
Arbor Hill Solar	Greenfield, IA	45.1 GWh	15.2 mi
Arbor Hill Wind Farm	Greenfield, IA	1.1 TWh	12.4 mi
Bulldog	Orient, IA	4.3 GWh	5.5 mi
Cumberland Rose	Orient, IA	4.0 GWh	5.5 mi
Fontanelle	Fontanelle, IA	4.9 GWh	6.2 mi
Gilliam South	Stuart, IA	4.0 MWh	15 mi
Green Energy Machine	Anita, IA	6.0 GWh	16 mi
Greenfield Wind	Greenfield, IA	4.4 GWh	1.6 mi
Meadow Ridge	Greenfield, IA	2.3 GWh	6 mi
Morning Light Wind Farm	Adair, IA	406.8 GWh	12 mi
North Generation Plant	Greenfield, IA	11.0 MWh	0.9 mi
Orient Wind Farm	Orient, IA	1.8 TWh	7.4 mi
Prescott Wind Farm	Prescott, IA	162.0 GWh	14.7 mi
Roseman	Anita, IA	6.8 GWh	15.9 mi
Sky Volt	Greenfield, IA	4.5 GWh	1.6 mi
Southern Hills Wind Farm	Creston, IA	808.2 GWh	13.3 mi
Summit Lake	Creston, IA	109.3 GWh	14.4 mi
Wind GEM	Stuart, IA	4.9 GWh	13.1 mi
Wolverine	Greenfield, IA	4.8 GWh	6.2 mi