Saint Marys Hospital Power Plant

1216 Second St NW, Rochester, MN 55902

Plant Summary Information

Saint Marys Hospital Power Plant is ranked #18 out of 52 natural gas power plants in Minnesota in terms of total annual net electricity generation.

Saint Marys Hospital Power Plant is comprised of 5 generators and generated 14.4 GWh during the 3-month period between June 2024 to September 2024.

Plant Name	Saint Marys Hospital Power Plant
Utility Name	St Mary's Hospital
Location	Olmsted County, MN
Initial Operation Date	January 1971
Last Update	Sep 2024
Annual Generation	52.2 GWh
Annual Consumption	911.7 k MMBtu
Ranked #3,823 out of 11,852 Power Plants Nationwide
Ranked #1,073 out of 2,254 Natural Gas Power Plants Nationwide
Ranked #80 out of 736 Minnesota Power Plants
Ranked #18 out of 52 Minnesota Natural Gas Power Plants
Fuel Types	Natural Gas : 99.3% Distillate Fuel Oil : 0.7%

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Monthly Net Generation for Saint Marys Hospital Power Plant

Saint Marys Hospital Power Plant Details

Summary Information
Plant Name	Saint Marys Hospital Power Plant (54262)
Plant Address	1216 Second St NW, Rochester, MN 55902
Utility	St Mary's Hospital (17897)
Latitude, Longitude	44.09785, -92.47982
Generation Dates on File	Jan 2001 to Sep 2024
Initial Operation Date	January 1971
Annual Generation	52.2 GWh
Fuel Types	Natural Gas : 99.3% Distillate Fuel Oil : 0.7%

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	Midcontinent Independent Transmission System Operator, Inc.. (MISO)
NAICS Code	Hospitals (622)
Sector	Commercial CHP (5)
Water Source	Wells Municipality
Ash Impoundment	No
Transmission / Distribution Owner	Rochester Public Utilities (16181) MN
Grid Voltage	13.80 kV
Energy Storage	No

Natural Gas Information
Local Distribution Company (LDC)	MINNESOTA ENERGY RESOURCES

* Data obtained from the 2023 EIA 860 Report

Generator 4 Details Operating January 1971

Technology	Natural Gas Steam Turbine
Prime Mover	Steam Turbine
Unit Code	CC1
Ownership	Single Owner
Nameplate Capacity	3 MW
Nameplate Power Factor	0.8
Summer Capacity	2.7 MW
Winter Capacity	2.7 MW
Minimum Load	0.3 MW
Uprate/Derate Completed	No
Status	Operating

First Operation Date	January 1971
Combined Heat & Power	Yes
Sector Name	Commercial CHP (5)
Topping Or Bottoming	B
Energy Source	Natural Gas / Distillate Fuel Oil
Startup Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	12H
Multiple Fuels	Yes
Cofire Fuels	No
Switch Between Oil And Natural Gas	Yes

Multifuel Details
Switch When Operating	Yes
Net Summer Capacity With Natural Gas	2.7 MW
Net Winter Capacity With Natural Gas	2.7 MW
Net Summer Capacity With Oil	2.7 MW
Net Winter Capacity With Oil	2.7 MW
Time To Switch From Gas To Oil	1H
Time To Switch From Oil To Gas	1H
Factors That Limit Switching	No

Generator 5 Details Standby January 1978

Technology	Petroleum Liquids
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
Nameplate Capacity	2.5 MW
Nameplate Power Factor	0.8
Summer Capacity	2.5 MW
Winter Capacity	2.5 MW
Minimum Load	0.3 MW
Uprate/Derate Completed	No
Status	Standby

Synchronized To Transmission Grid	Yes
First Operation Date	January 1978
Combined Heat & Power	No
Sector Name	Commercial CHP (5)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No
Cofire Fuels	No
Switch Between Oil And Natural Gas	No

Generator 1 Details Operating June 1996

Technology	Natural Gas Fired Combustion Turbine
Prime Mover	Combustion Turbine
Unit Code	CC1
Ownership	Single Owner
Nameplate Capacity	4.7 MW
Nameplate Power Factor	0.8
Summer Capacity	4.5 MW
Winter Capacity	4.5 MW
Minimum Load	1.5 MW
Uprate/Derate Completed	No
Status	Operating

First Operation Date	June 1996
Combined Heat & Power	Yes
Sector Name	Commercial CHP (5)
Topping Or Bottoming	T
Energy Source	Natural Gas
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	12H
Multiple Fuels	No
Cofire Fuels	No
Switch Between Oil And Natural Gas	No

Generator 7 Details Operating March 2011

Technology	Petroleum Liquids
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
Nameplate Capacity	2.8 MW
Nameplate Power Factor	0.8
Summer Capacity	2.8 MW
Winter Capacity	2.8 MW
Minimum Load	0.3 MW
Uprate/Derate Completed	No

Status	Operating
First Operation Date	March 2011
Combined Heat & Power	No
Sector Name	Commercial CHP (5)
Energy Source	Distillate Fuel Oil
Solid Fuel Gasification	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No
Switch Between Oil And Natural Gas	No

Generator 6B Details Operating July 2020

Technology	Petroleum Liquids
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
Nameplate Capacity	3.3 MW
Nameplate Power Factor	0.8
Summer Capacity	3.3 MW
Winter Capacity	3.3 MW
Minimum Load	0.3 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	July 2020
Combined Heat & Power	No
Sector Name	Commercial CHP (5)
Energy Source	Distillate Fuel Oil
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Saint Marys Hospital Power Plant Plant Owners

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

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#1071	Buckeye Florida LP	Perry, FL	270.5 GWh
#1072	S A Carlson	Jamestown, NY	52.4 GWh
#1074	Georgia-Pacific Cedar Springs	Cedar Springs, GA	581.9 GWh
#1075	Inver Hills	Inver Grove Heights, MN	78.2 GWh
#1076	St Francisville Mill	St. Francisville, LA	116.0 GWh
#1077	TNSG North Plant	Deadhorse, AK	50.5 GWh
#1078	Hunlock Unit 4	Hunlock Green, PA	50.3 GWh
#1079	California Institute of Technology	Pasadena, CA	50.0 GWh
#1080	A B Brown	Mount Vernon, IN	102.6 GWh
#1081	Hoffmann LaRoche	Nutley, NJ	49.7 GWh
#1082	Milan	Milan, PA	49.7 GWh
#1083	APG Combined Heat and Power Plant	Edgewood, MD	49.7 GWh

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Novel Bartel Solar CSG	Byron, MN	1.8 GWh	10.5 mi
Novel Byron Solar CSG	Byron, MN	1.8 GWh	9.2 mi
Novel DeCook Solar CSG	Byron, MN	1.9 GWh	9.4 mi
Novel Sunnyfield Farms Solar LLC CSG	Mazeppa, MN	2.2 GWh	10.7 mi
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Westside Energy Station	Rochester, MN	48.4 GWh	5.4 mi
Westside Solar	Rochester, MN	17.4 GWh	4.6 mi