Saint Marys Falls

312 W Portage Avenue, Sault Ste. Marie, MI 49783

Plant Summary Information

Saint Marys Falls is ranked #2 out of 50 hydroelectric power plants in Michigan in terms of total annual net electricity generation.

Saint Marys Falls is comprised of 5 generators and generated 38.9 GWh during the 3-month period between September 2024 to December 2024.

Plant Name	Saint Marys Falls
Utility Name	USACE-Detroit District
Location	Chippewa County, MI
Initial Operation Date	July 1932
Last Update	Dec 2024
Annual Generation	155.2 GWh
Annual Consumption	577.3 k MMBtu
Ranked #2,866 out of 12,332 Power Plants Nationwide
Ranked #257 out of 1,256 Water Power Plants Nationwide
Ranked #70 out of 258 Michigan Power Plants
Ranked #2 out of 50 Michigan Water Power Plants
Fuel Types	Water

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Summary Information
Plant Name	Saint Marys Falls (1865)
Plant Address	312 W Portage Avenue, Sault Ste. Marie, MI 49783
Utility	USACE-Detroit District (21264)
Latitude, Longitude	46.50625, -84.34927
Generation Dates on File	Jan 2001 to Dec 2024
Initial Operation Date	July 1932
Annual Generation	155.2 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	RFC
Balancing Authority	Midcontinent Independent Transmission System Operator, Inc.. (MISO)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Lake Superior
Ash Impoundment	No
Transmission / Distribution Owner	Cloverland Electric Co-op (3828) MI
Grid Voltage	13.60 kV
Energy Storage	No

* Data obtained from the 2024 EIA 860 Report

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	2.6 MW
Nameplate Power Factor	0.8
Summer Capacity	2.6 MW
Winter Capacity	2.6 MW
Minimum Load	1.2 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	July 1932
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	6.2 MW
Nameplate Power Factor	0.9
Summer Capacity	5.1 MW
Winter Capacity	5.1 MW
Minimum Load	1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	October 1951
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	6.2 MW
Nameplate Power Factor	0.9
Summer Capacity	5.2 MW
Winter Capacity	5.2 MW
Minimum Load	1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	November 1951
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	1H

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	6.2 MW
Nameplate Power Factor	0.9
Summer Capacity	5.2 MW
Winter Capacity	5.2 MW
Minimum Load	1 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	January 1952
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	1H

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	2.5 MW
Nameplate Power Factor	0.91
Summer Capacity	2.5 MW
Winter Capacity	2.5 MW
Minimum Load	0.5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	February 1954
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	1H

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

Power plants with a similar annual net generation from Water.

Rank	Plant Name	Plant Location	Annual Generation
#247	Greers Ferry Lake	Heber Springs, AR	163.4 GWh
#248	Castaic	Castaic, CA	160.9 GWh
#249	Vernon Dam	Vernon, VT	159.7 GWh
#250	Chilhowee	Tallassee, TN	159.1 GWh
#251	School Street	Cohoes, NY	158.8 GWh
#252	Blakely Mountain	Royal, AR	158.1 GWh
#253	Wylie	Fort Mill, SC	157.1 GWh
#254	Narrows 2	Browns Valley, CA	156.8 GWh
#255	Kortes	Sinclair, WY	155.4 GWh
#256	Green Peter	Foster, OR	155.2 GWh
#258	Watauga	Elizabethton, TN	154.8 GWh
#259	Ocoee 3	Benton, TN	151.7 GWh
#260	Hadley Falls	Holyoke, MA	151.1 GWh
#261	Pole Hill	Loveland, CO	150.6 GWh
#262	Oak Grove	Estacada, OR	150.1 GWh
#263	Butt Valley	Belden, CA	149.3 GWh
#264	Drum 2	Alta, CA	148.6 GWh
#265	Buford	Buford, GA	147.1 GWh
#266	Degray	Arkadelphia, AR	144.4 GWh
#267	Crystal	Montrose, CO	144.3 GWh

Below are closest 20 power plants surrounding Saint Marys Falls.

Plant Name	Plant Location	Annual Generation	Distance
Alpena Cement Plant	Alpena, MI	192.7 GWh	109.1 mi
Alpine Power Plant	Elmira, MI	498.5 GWh	102.3 mi
Beaver Island	Beaver Island, MI	71.0 MWh	77.8 mi
Dafter	Dafter, MI	3.5 GWh	9.7 mi
Detour	Detour, MI	1.5 GWh	41.8 mi
Edison Sault	Sault Ste. Marie, MI	199.0 GWh	1 mi
Four Mile Hydropower Project	Alpena, MI	9.0 GWh	105.8 mi
Gaylord - Wolverine	Gaylord, MI	23.1 GWh	105.3 mi
Grayling Generating Station	Grayling, MI	164.6 GWh	132.4 mi
Kalkaska CT #1	Kalkaska, MI	47.8 GWh	132.2 mi
Kleber	Onaway, MI	4.8 GWh	77 mi
Lightfoot Solar, LLC	Luzerne, MI	18.5 GWh	129.5 mi
Livingston Generating Station	Gaylord, MI	19.5 GWh	103.6 mi
Manistique	Manistique, MI	1.1 GWh	98.8 mi
Mio	Mio, MI	13.6 GWh	127.9 mi
Ninth Street Hydropower Project	Alpena, MI	6.7 GWh	108.4 mi
Norway Point Hydropower Project	Alpena, MI	15.3 GWh	104.9 mi
Pickford Solar	Pickford, MI	9.8 GWh	21.9 mi
TCLP Solar Phase 1	Traverse City, MI	1.5 GWh	136 mi
Tower	Tower, MI	62.0 MWh	79 mi