Willmar Municipal SW Substation
Kandiyohi County, Minnesota · EIA plant ID 57035 · Operator: Willmar Municipal Utilities
Nameplate6MWSummer 6 MW
Generators3in service
Net generation0GWh12 mo to Dec 2025
Capacity factor0%gas/coal/oil units, summer MW
Heat rate13,967Btu/kWhfossil units, electric fuel, HHV
First online2000Runs as rarely runs
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), gas/coal/oil units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2009 | 0.1 | 0.1% | 7,813 |
| 2010 | 0.1 | 0.1% | 10,000 |
| 2011 | 0.1 | 0.1% | 10,154 |
| 2012 | 0.1 | 0.1% | 8,938 |
| 2013 | 0.1 | 0.2% | 11,035 |
| 2014 | 0.1 | 0.1% | 10,263 |
| 2015 | 0.1 | 0.1% | 13,315 |
| 2016 | 0 | 0.1% | 10,860 |
| 2017 | 0 | 0.1% | 10,683 |
| 2018 | 0.1 | 0.1% | 8,684 |
| 2019 | 0.1 | 0.1% | 9,958 |
| 2020 | 0.1 | 0.1% | 7,536 |
| 2021 | 0 | 0.1% | 12,396 |
| 2022 | 0 | 0.1% | 14,517 |
| 2023 | 0 | 0.0% | 23,857 |
| 2024 | 0 | 0.0% | 16,000 |
| 2025 | 0 | 0.1% | 13,967 |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| SW01 | Petroleum Liquids | IC | 2 | 2 | Jun 2000 | Operating | — | coming soon |
| SW02 | Petroleum Liquids | IC | 2 | 2 | Jun 2000 | Operating | — | coming soon |
| SW03 | Petroleum Liquids | IC | 2 | 2 | Jun 2000 | Operating | — | coming soon |
Owner / operator
Operator: Willmar Municipal Utilities. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Willmar Municipal Utilities | 100.0% | 6 MW |
Nearby plants
Within 80 km.
| Willmar | retired | 3.1 km |
| Willmar Municipal East Substation | 6 MW | 5.3 km |
| Aster Community Solar Garden, LLC | 1 MW | 15.7 km |
| Geranium Solar, LLC | 1 MW | 19.3 km |
| Syncarpha Prinsburg CSG (Ledeboer) | 1 MW | 20.9 km |
| Pivot Energy Minnesota Solar 2 | — | 20.9 km |