Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/1925
EIA plant 1925
Welch · Goodhue · MN
Prairie Island
Operated by Northern States Power Co - Minnesota
Published location
Where is Prairie Island?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
44.622000, -92.633300
Open the interactive map ↗Map data © OpenStreetMap contributors
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
Equipment mix
Operating capacity by technology
Grouped from this plant’s represented generator records. Use the MN plant index for regional peers.
See the evidence
Electricity output across the year
Monthly net generation shows the seasonal shape of this plant's represented output. A negative value is retained when the source reports net consumption.
1-75,709
2311,670
3660,507
4772,807
5723,733
6715,996
7792,424
8784,713
9626,812
10367,902
11266,413
12405,559
MWh net generation · 2024 final edition · EIA 923 represented operating rows. 12 of 12 supplied rows shown; 0 missing values omitted. Months with no reported numeric value are omitted, not treated as zero.
Read the chart as a table
| Record | MWh net generation |
|---|---|
| 1 | -75,709 |
| 2 | 311,670 |
| 3 | 660,507 |
| 4 | 772,807 |
| 5 | 723,733 |
| 6 | 715,996 |
| 7 | 792,424 |
| 8 | 784,713 |
| 9 | 626,812 |
| 10 | 367,902 |
| 11 | 266,413 |
| 12 | 405,559 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | -75,709 MWh |
| 2 | 311,670 MWh |
| 3 | 660,507 MWh |
| 4 | 772,807 MWh |
| 5 | 723,733 MWh |
| 6 | 715,996 MWh |
| 7 | 792,424 MWh |
| 8 | 784,713 MWh |
| 9 | 626,812 MWh |
| 10 | 367,902 MWh |
| 11 | 266,413 MWh |
| 12 | 405,559 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 1 | Nuclear | NUC | 593.1 | OP |
| 2 | Nuclear | NUC | 593.1 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
1925
Sector
Electric Utility
Water source
Mississippi River
Data edition
2024-final
Use this record
Questions this evidence can answer
01What exactly is this record?
Use the name, place, date and identifiers above to confirm that you have the right Prairie Island power plant: capacity and generation | PowerPlantFacts record.
02What does the evidence establish?
Read the reported values with their units, coverage dates and source notes. Keep observed facts separate from estimates or interpretation.
03What should I verify next?
Follow the primary-source links and check the limitations before using this evidence for a decision, comparison or citation.
A closer look at Prairie Island
Variation in the published months
Across 11 numeric monthly generation entries, 7 has the highest recorded value (792,424 MWh) and 11 the lowest (266,413 MWh). Their difference is 526,011 MWh. Missing months have not been treated as zero.
Generator capacity in different operating conditions
| Generator ID | Technology | Nameplate MW | Summer MW | Winter MW | Minimum load MW |
|---|---|---|---|---|---|
| 1 | Nuclear | 593.1 | 521.0 | 546.0 | 500.0 |
| 2 | Nuclear | 593.1 | 519.0 | 546.0 | 500.0 |
EIA-860 2024 final source. Ratings describe capacity, not actual generation or availability. Missing ratings are not zero.
Source: US Energy Information Administration Form EIA-860 2024 plant and operable-generator workbooks; archive 2024. US EIA-authored information is generally public domain; cite EIA, preserve third-party exceptions, changes and no-endorsement context. Source-specific derived data.