136th largest plant in Iowa · 4975th nationally
Lake Mills is a oil power plant in Iowa with a nameplate capacity of 17.7 MW. It generates roughly 32 MWh per year — enough to power about 3 average U.S. homes.
Its capacity factor of 0% reflects intermittent or peaking operation. At 1378 lb CO₂/MWh, its emission rate sits above the national grid average of roughly 800 lb/MWh.
| Plant Name | Lake Mills |
|---|---|
| Operator | City Of Lake Mills |
| City | Lake Mills |
| County | Winnebago County |
| State | Iowa |
| ZIP | 50450 |
| Coordinates | 43.41720, -93.53220 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| 7 | Petroleum Liquids | Distillate Oil | 7.6 MW | Operating | 1999 |
| 6 | Petroleum Liquids | Distillate Oil | 5.7 MW | Operating | 1979 |
| 8 | Petroleum Liquids | Distillate Oil | 3.1 MW | Operating | 2022 |
| 1A | Petroleum Liquids | Distillate Oil | 3.0 MW | Retired | 1969 |
| 4 | Petroleum Liquids | Distillate Oil | 1.3 MW | Operating | 1962 |
| 5 | Petroleum Liquids | Distillate Oil | 0.9 MW | Retired | 1956 |
| CO₂ | 22 metric tons |
|---|---|
| CO₂ Rate | 1378 lb/MWh |
Annual totals and CO₂ rate reported by EPA eGRID for 2023. Reference averages are approximate U.S.-wide figures from the same dataset.
| NERC Region | MRO |
|---|---|
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. |
Oil-fired plants typically run only during peak demand or grid emergencies because oil is expensive compared to gas and coal. They have the highest CO₂ emissions per MWh of any common generation technology.