154th largest plant in Iowa · 5937th nationally
Montezuma is a oil power plant in Iowa with a nameplate capacity of 9.8 MW. It generates roughly 138 MWh per year — enough to power about 13 average U.S. homes.
Its capacity factor of 0% reflects intermittent or peaking operation. At 1584 lb CO₂/MWh, its emission rate sits above the national grid average of roughly 800 lb/MWh.
| Plant Name | Montezuma |
|---|---|
| Operator | City Of Montezuma - (Ia) |
| City | Montezuma |
| County | Poweshiek County |
| State | Iowa |
| ZIP | 50171 |
| Coordinates | 41.58603, -92.52280 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| 7 | Natural Gas Internal Combustion Engine | Natural Gas | 2.5 MW | Standby | 1974 |
| 8 | Petroleum Liquids | Distillate Oil | 1.8 MW | Standby | 1998 |
| 9 | Petroleum Liquids | Distillate Oil | 1.8 MW | Standby | 2000 |
| 6 | Natural Gas Internal Combustion Engine | Natural Gas | 1.7 MW | Standby | 1967 |
| 5 | Petroleum Liquids | Distillate Oil | 1.1 MW | Standby | 1959 |
| 4 | Petroleum Liquids | Distillate Oil | 0.5 MW | Standby | 1947 |
| 1 | Petroleum Liquids | Distillate Oil | 0.2 MW | Standby | 1940 |
| 10 | Petroleum Liquids | Distillate Oil | 0.2 MW | Standby | 2003 |
| CO₂ | 109 metric tons |
|---|---|
| NOₓ | 2 metric tons |
| CO₂ Rate | 1584 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.