Saint Marys Hospital Power Plant
Natural gas and oil power plant in Olmsted County, Minnesota. 13.8 MW of nameplate capacity across 4 generators, operated by St Mary's Hospital.
Also known as EIA plant 54262
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 13.8 MWNatural gas 7.7 · Oil 6.1
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- January 1971First generator online
- Operator
- St Mary's HospitalEIA operator ID 17897
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Olmsted County, MN44.0979, −92.4798
- EIA plant ID
- 54262EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Saint Marys Hospital produces
Free · EIA-923Net generation, 2025
56.3 GWh
56,288 MWh, final
Capacity factor, 2025
39.4%
2024: 38.4%
January to July 2026
31.9 GWh
Provisional
Range, 2015 to 2025
50.6–58.5
GWh a year. Low 2015, high 2022
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 58,022 | Not reported | 12 of 12 |
| 2002 | 56,765 | Not reported | 12 of 12 |
| 2003 | 37,141 | Not reported | 12 of 12 |
| 2004 | 3,789 | Not reported | 1 of 12 |
| 2005 | 41,137 | Not reported | 12 of 12 |
| 2006 | 40,077 | Not reported | 12 of 12 |
| 2007 | 40,494 | Not reported | 12 of 12 |
| 2008 | 39,863 | Not reported | 12 of 12 |
| 2009 | 49,284 | Not reported | 12 of 12 |
| 2010 | 52,717 | 46.7% | 12 of 12 |
| 2011 | 55,301 | Not reported | 12 of 12 |
| 2012 | 53,829 | 39.8% | 12 of 12 |
| 2013 | 55,430 | Not reported | 12 of 12 |
| 2014 | 53,778 | 39.9% | 12 of 12 |
| 2015 | 50,552 | 37.5% | 12 of 12 |
| 2016 | 52,316 | Not reported | 12 of 12 |
| 2017 | 51,418 | 38.1% | 12 of 12 |
| 2018 | 55,838 | 41.4% | 12 of 12 |
| 2019 | 53,777 | 39.9% | 12 of 12 |
| 2020 | 54,261 | Not reported | 12 of 12 |
| 2021 | 53,772 | 38.4% | 12 of 12 |
| 2022 | 58,461 | Not reported | 12 of 12 |
| 2023 | 55,012 | 38.5% | 12 of 12 |
| 2024 | 54,952 | 38.4% | 12 of 12 |
| 2025 | 56,288 | 39.4% | 12 of 12 |
| 2026 (provisional, partial year) | 31,880 | 38.4% | 7 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Natural Gas Fired Combustion Turbine | 4.7 | June 1996 |
| 4 | Natural Gas Steam Turbine | 3.0 | January 1971 |
| 6B | Petroleum Liquids | 3.3 | July 2020 |
| 7 | Petroleum Liquids | 2.8 | March 2011 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists St Mary's Hospital as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Saint Marys Hospital
How much power does Saint Marys Hospital Power Plant produce?
Saint Marys Hospital Power Plant reported 56,288 MWh (56.3 GWh) of net generation in 2025, a 39.4% capacity factor on 13.8 MW of nameplate capacity. From January to July 2026 it reported 31.9 GWh, which is provisional.
Where is Saint Marys Hospital Power Plant?
Saint Marys Hospital Power Plant is in Olmsted County, Minnesota, at 44.0979, −92.4798. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Saint Marys Hospital Power Plant?
EIA-860M for August 2026 lists St Mary's Hospital as the operator (EIA operator ID 17897). The operator is not always the owner.
Is Saint Marys Hospital Power Plant a natural gas or a oil plant?
Both. Natural gas capacity totals 7.7 MW and oil capacity totals 6.1 MW.
When did Saint Marys Hospital Power Plant start operating?
Its first generator began operating in January 1971, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page