Flat Ridge 4

1292 NE 15 Ave, Harper, KS 67058

Plant Summary Information

Flat Ridge 4 is ranked #49 out of 174 power plants in Kansas in terms of total annual net electricity generation.

Flat Ridge 4 generated 125.1 GWh during the 3-month period between September 2025 to December 2025.

Plant Name	Flat Ridge 4
Utility Name	Invenergy Services LLC
Location	Harper County, KS
Initial Operation Date	Not Available
Last Update	Dec 2025
Annual Generation	282.7 GWh
Annual Consumption	964.4 k MMBtu
Ranked #2,056 out of 12,613 Power Plants Nationwide
Ranked #614 out of 1,374 Wind Power Plants Nationwide
Ranked #49 out of 174 Kansas Power Plants
Ranked #38 out of 52 Kansas Wind Power Plants
Fuel Types	Wind

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Summary Information
Plant Name	Flat Ridge 4 (68222)
Plant Address	1292 NE 15 Ave, Harper, KS 67058
Utility	Invenergy Services LLC (49893)
Latitude, Longitude	37.34112, -98.01313
Generation Dates on File	Jun 2025 to Dec 2025
Initial Operation Date	Not Available
Annual Generation	282.7 GWh
Fuel Types	Wind

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	Non-Regulated
NERC Region	MRO
Balancing Authority	Southwest Power Pool (SWPP)
NAICS Code	Utilities (22)
Sector	IPP Non-CHP (2)
Water Source
Ash Impoundment
Transmission / Distribution Owner	Evergy Kansas Central, Inc (22500) KS
Grid Voltage	345.00 kV
Energy Storage	No

* Data obtained from the 2024 EIA 860 Report

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

Power plants with a similar annual net generation from Wind.

Rank	Plant Name	Plant Location	Annual Generation
#604	Prairie Switch Wind LLC	El Campo, TX	292.1 GWh
#605	Green Pastures Wind II	Seymour, TX	291.1 GWh
#606	Alta Wind Energy Center V	Mojave, CA	288.4 GWh
#607	New Harvest Wind Project LLC	Schleswig, IA	287.5 GWh
#608	Penascal II Wind Project LLC	Sarita, TX	286.3 GWh
#609	Campbell County Wind Farm	Pollock, SD	286.1 GWh
#610	Cimarron Windpower II	Cimarron, KS	284.9 GWh
#611	Kossuth County Wind	Lu Verne, IA	283.2 GWh
#612	MinnDakota Wind LLC	Ivanhoe, MN	282.9 GWh
#613	Elkhorn Valley Wind Farm	Union, OR	282.9 GWh
#615	Lone Tree Wind, LLC	Tiskilwa, IL	279.2 GWh
#616	Caprock Wind Farm	San Jon, NM	279.0 GWh
#617	Shiloh IV Wind Project LLC	Birds Landing, CA	278.3 GWh
#618	Rail Splitter Wind Farm	Hopedale, IL	278.1 GWh
#619	Sagebrush Power Partners	Ellensburg, WA	277.8 GWh
#620	Green Pastures Wind I	Seymour, TX	277.5 GWh
#621	Prairie Breeze II	Elgin, NE	277.4 GWh
#622	Brookfield Tehachapi 1	Mojave, CA	276.9 GWh
#623	Baffin Wind	Sarita, TX	276.6 GWh
#624	Goodnoe Hills	Goldendale, WA	275.5 GWh

Below are closest 20 power plants surrounding Flat Ridge 4.

Plant Name	Plant Location	Annual Generation	Distance
Anthony	Anthony, KS	4.0 MWh	13.1 mi
Cheney Solar	Cheney, KS	2.5 GWh	25.4 mi
Flat Ridge 2 Wind Energy LLC	Zenda, KS	1.0 TWh	13.7 mi
Flat Ridge 3	Zenda, KS	459.1 GWh	22.5 mi
Flat Ridge 5	Harper, KS	200.6 GWh	9.7 mi
Flat Ridge Wind Energy LLC	Isabel, KS	197.5 GWh	24.6 mi
Flat Ridge Wind Farm	Nashville, KS	36.7 GWh	24.6 mi
Gordon Evans Energy Center	Colwich, KS	309.1 GWh	41.1 mi
Grant Plains Wind, LLC	Medford, OK	471.2 GWh	30.7 mi
Grant Wind, LLC	Medford, OK	571.6 GWh	33.5 mi
Kingman Municipal Power and Light Plant	Kingman, KS	1.6 GWh	4.3 mi
Kingman Wind	Cunningham, KS	730.5 GWh	35.4 mi
Maize	Colwich, KS	2.4 GWh	40.3 mi
Mulvane 2	Mulvane, KS	55.0 MWh	44.7 mi
Ninnescah Wind Energy, LLC	Cunningham, KS	775.0 GWh	35.4 mi
Pixley Solar Energy	Pixley, KS	299.6 GWh	27.3 mi
Rock Falls Wind Farm LLC	Braman, OK	374.3 GWh	43.1 mi
Wellington 1	Wellington, KS	6.5 GWh	33.8 mi
Wellington 2	Wellington, KS	2.4 GWh	36.8 mi
WPWP	Wellington, KS	1.0 TWh	44 mi