Monticello Nuclear Facility
Nuclear power plant in Wright County, Minnesota. 685 MW of nameplate capacity across 1 generator, operated by Northern States Power Co - Minnesota.
Also known as Monticello Nuclear Generating Plant · EIA plant 1922
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Key facts
- Capacity
- 685 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- June 1971First generator online
- Operator
- Northern States Power Co - MinnesotaEIA operator ID 13781
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Wright County, MN45.3338, −93.8493
- EIA plant ID
- 1922EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Monticello Nuclear Facility produces
Free · EIA-923Net generation, 2025
4.66 TWh
4,655,912 MWh, final
Capacity factor, 2025
77.6%
2024: 91.3%
January to July 2026
2.54 TWh
Provisional
Range, 2015 to 2025
4.7–5.6
TWh a year. Low 2025, high 2018
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 4,244,337 | Not reported | 12 of 12 |
| 2001 | 3,876,322 | Not reported | 12 of 12 |
| 2002 | 5,015,557 | Not reported | 12 of 12 |
| 2003 | 4,576,510 | Not reported | 12 of 12 |
| 2004 | 5,034,882 | Not reported | 12 of 12 |
| 2005 | 4,474,918 | Not reported | 12 of 12 |
| 2006 | 5,072,551 | Not reported | 12 of 12 |
| 2007 | 4,192,269 | Not reported | 12 of 12 |
| 2008 | 4,878,016 | Not reported | 12 of 12 |
| 2009 | 4,142,464 | Not reported | 12 of 12 |
| 2010 | 4,695,113 | 84.9% | 12 of 12 |
| 2011 | 3,356,278 | 60.7% | 12 of 12 |
| 2012 | 4,890,374 | Not reported | 12 of 12 |
| 2013 | 2,993,574 | Not reported | 12 of 12 |
| 2014 | 4,323,966 | 72.1% | 12 of 12 |
| 2015 | 4,663,895 | 77.7% | 12 of 12 |
| 2016 | 5,597,758 | 93.0% | 12 of 12 |
| 2017 | 5,159,620 | 86.0% | 12 of 12 |
| 2018 | 5,618,024 | 93.6% | 12 of 12 |
| 2019 | 4,964,575 | 82.7% | 12 of 12 |
| 2020 | 5,593,314 | 93.0% | 12 of 12 |
| 2021 | 5,022,858 | 83.7% | 12 of 12 |
| 2022 | 5,545,273 | 92.4% | 12 of 12 |
| 2023 | 4,793,499 | 79.9% | 12 of 12 |
| 2024 | 5,491,784 | 91.3% | 12 of 12 |
| 2025 | 4,655,912 | 77.6% | 12 of 12 |
| 2026 (provisional, partial year) | 2,537,239 | 72.8% | 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 account · MISOEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
127,292
million gallons
Consumption, 2024
552
million gallons
Source
Mississippi River
Surface, Fresh. Once-through
Watershed stress
Very low/none · 0.195
USGS SUI, HUC12 City of Becker-Mississippi River
12 of 12 cooling months report withdrawal. SUI of the source river HUC12 within 3 km. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Nuclear | 685.0 | June 1971 |
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 Northern States Power Co - Minnesota 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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Power plants near Monticello Nuclear Facility
More plants operated by Northern States Power Co - Minnesota
Questions about Monticello Nuclear Facility
How much power does Monticello Nuclear Facility produce?
Monticello Nuclear Facility reported 4,655,912 MWh (4.66 TWh) of net generation in 2025, a 77.6% capacity factor on 685 MW of nameplate capacity. From January to July 2026 it reported 2.54 TWh, which is provisional.
Where is Monticello Nuclear Facility?
Monticello Nuclear Facility is in Wright County, Minnesota, at 45.3338, −93.8493. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Monticello Nuclear Facility?
EIA-860M for August 2026 lists Northern States Power Co - Minnesota as the operator (EIA operator ID 13781). The operator is not always the owner.
When did Monticello Nuclear Facility start operating?
Its first generator began operating in June 1971, according to EIA-860M.
Does InfraMap have power prices for Monticello Nuclear Facility?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Monticello Nuclear Facility, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
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)
- MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page