Osage Dam

617 River Road, Eldon, MO 65026

Plant Summary Information

Osage Dam is ranked #19 out of 122 power plants in Missouri in terms of total annual net electricity generation.

Osage Dam is comprised of 8 generators and generated 11.8 GWh during the 3-month period between September 2024 to December 2024.

Plant Name	Osage Dam
Utility Name	Union Electric Co - (MO)
Location	Miller County, MO
Initial Operation Date	October 1931
Last Update	Dec 2024
Annual Generation	497.1 GWh
Annual Consumption	1.7 M MMBtu
Ranked #1,344 out of 12,539 Power Plants Nationwide
Ranked #74 out of 1,332 Water Power Plants Nationwide
Ranked #19 out of 122 Missouri Power Plants
Ranked #1 out of 7 Missouri Water Power Plants
Fuel Types	Water

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Monthly Net Generation for Osage Dam

Osage Dam Details

Summary Information
Plant Name	Osage Dam (2106)
Plant Address	617 River Road, Eldon, MO 65026
Utility	Union Electric Co - (MO) (19436)
Latitude, Longitude	38.2044, -92.6239
Generation Dates on File	Jan 2001 to Dec 2024
Initial Operation Date	October 1931
Annual Generation	497.1 GWh
Fuel Types	Water

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	SERC
Balancing Authority	Midcontinent Independent Transmission System Operator, Inc.. (MISO)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Osage River
Ash Impoundment
Transmission / Distribution Owner	Union Electric Co - (MO) (19436) MO
Grid Voltage	138.00 kV
Energy Storage	No

* Data obtained from the 2024 EIA 860 Report

Generator 1 Details Operating October 1931

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.OSAGE1
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.OSAGE1
Nameplate Capacity	27.5 MW
Nameplate Power Factor	0.9
Summer Capacity	31 MW
Winter Capacity	31 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	October 1931
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 2 Details Operating October 1931

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.OSAGE2
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.OSAGE2
Nameplate Capacity	27.5 MW
Nameplate Power Factor	0.9
Summer Capacity	24 MW
Winter Capacity	24 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	October 1931
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 3 Details Operating October 1931

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.OSAGE3
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.OSAGE3
Nameplate Capacity	27.5 MW
Nameplate Power Factor	0.9
Summer Capacity	31 MW
Winter Capacity	31 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	October 1931
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 4 Details Operating October 1931

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.OSAGE4
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.OSAGE4
Nameplate Capacity	27.5 MW
Nameplate Power Factor	0.9
Summer Capacity	24 MW
Winter Capacity	24 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	October 1931
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 5 Details Operating October 1931

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.OSAGE5
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.OSAGE5
Nameplate Capacity	27.5 MW
Nameplate Power Factor	0.9
Summer Capacity	31 MW
Winter Capacity	31 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	October 1931
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 6 Details Operating October 1931

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.OSAGE6
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.OSAGE6
Nameplate Capacity	27.5 MW
Nameplate Power Factor	0.9
Summer Capacity	31 MW
Winter Capacity	31 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	October 1931
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 7 Details Operating October 1953

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.OSAGE7
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.OSAGE7
Nameplate Capacity	21.5 MW
Nameplate Power Factor	0.9
Summer Capacity	31 MW
Winter Capacity	31 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	October 1953
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Generator 8 Details Operating October 1953

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
RTO ISO LMP Node Designation	AMMO.OSAGE8
RTO ISO Location Designation For Reporting Wholesale Sales Data	AMMO.OSAGE8
Nameplate Capacity	21.5 MW
Nameplate Power Factor	0.9
Summer Capacity	31 MW
Winter Capacity	31 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	October 1953
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Osage Dam 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 Water.

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#66	James B Black	Big Bend, CA	596.9 GWh
#67	Barkley	Kuttawa, KY	590.6 GWh
#68	Mayfield	Silver Creek, WA	576.4 GWh
#69	Great Lakes Hydro America - ME	Millinocket, ME	570.9 GWh
#70	Trinity	Weaverville, CA	549.3 GWh
#71	Calderwood	Tallassee, TN	549.2 GWh
#72	Dardanelle	Dardanelle, AR	517.3 GWh
#73	Folsom	Folsom, CA	509.9 GWh
#75	Fairfield Pumped Storage	Jenkinsville, SC	491.5 GWh
#76	Nickajack	New Hope, TN	491.2 GWh
#77	Yale	Amboy, WA	488.4 GWh
#78	Narrows (NC)	Badin, NC	487.5 GWh
#79	Cheoah	Tapoco, NC	484.9 GWh
#80	Merwin	Ariel, WA	467.3 GWh
#81	Dion R Holm	Groveland, CA	465.8 GWh
#82	Box Canyon	Ione, WA	464.1 GWh
#83	John H Kerr	Boydton, VA	462.9 GWh
#84	Swift 1	Cougar, WA	459.1 GWh

Nearby Power Plants

Below are closest 20 power plants surrounding Osage Dam.

Plant Name	Plant Location	Annual Generation	Distance
Ameresco Jefferson City	Jefferson City, MO	19.9 GWh	39.5 mi
Black Oak Power Producers	Hartville, MO	11.2 GWh	67.8 mi
Callaway	Fulton, MO	7.7 TWh	59.6 mi
Columbia (MO)	Columbia, MO	21.6 GWh	55.1 mi
Columbia Energy Center	Columbia, MO	13.3 GWh	59.6 mi
Fairgrounds	Jefferson City, MO	136.0 MWh	34.6 mi
Fulton (MO)	Fulton, MO	161.0 MWh	58.6 mi
Harry Truman	Warsaw, MO	236.8 GWh	42.6 mi
Lebanon Solar Farm (MO)	Lebanon, MO	4.3 GWh	37.2 mi
Marshall (MO)	Marshall, MO	437.0 MWh	70.8 mi
Marshall Solar Farm (MO)	Marshall, MO	4.1 GWh	69.2 mi
McCartney	Strafford, MO	111.7 GWh	72.5 mi
Moreau	Moreau, MO	1.0 GWh	37.2 mi
MU Combined Heat and Power Plant	Columbia, MO	196.3 GWh	53.6 mi
Niangua	Camdenton, MO	542.0 MWh	22 mi
Noble Hill Landfill	Willard, MO	1.8 GWh	69.4 mi
Rolla Solar Farm (MO)	Rolla, MO	4.1 GWh	51.6 mi
Stockton Hydro	Stockton, MO	53.0 GWh	71.7 mi
Truman Solar	Colombia, MO	22.6 GWh	55.9 mi
Waynesville Solar Farm (MO)	Waynesville, MO	4.5 GWh	34.2 mi