MICHIGAN CITY
OperatingCoal power plant
- Capacity
- 540 MW
- Primary fuel
- Coal
- County
- LaPorte County
- Operator
- NORTHERN INDIANA PUB SERV CO
- Status
- Operating
- Commissioned
- 1974
- EIA plant ID
- 997
- Generators
- 1
- Technology
- Conventional Steam Coal
- Net generation (2024)
- 924 GWh
- Capacity factor (2024, EIA nameplate)
- 19%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 41.7218, -86.9098
MICHIGAN CITY, a 540 MW Coal power plant in LaPorte County, Indiana. Operated by NORTHERN INDIANA PUB SERV CO, commissioned 1974.
How MICHIGAN CITY compares
With 540 MW of capacity, MICHIGAN CITY ranks 15th among the 77 operating power plants Bywatts maps in Indiana and 10th of the 19 operating Coal plants in the state. It accounts for about 3.1% of Indiana's operating Coal capacity and 2.1% of all operating capacity in the state. Nationally it is the 159th-largest of the 324 operating Coal plants in the database. Commissioned in 1974, it is older than 73% of the 73 operating Indiana plants with a recorded commissioning year. Its operator, NORTHERN INDIANA PUB SERV CO, runs 5 operating plants in Indiana totaling 3,316 MW. It shares LaPorte County with one other operating plant, DEERCROFT I & II LFGTE.
EIA-860 lists 1 generator at the site with 540 MW of nameplate capacity, all conventional steam coal technology. Net generation was 924 GWh in 2024 (a 19% capacity factor), down 35% from 2022.
Grid neighborhood
The closest transmission line found within 10 miles is a 345 kV line owned by NORTHERN INDIANA PUB SERV CO, under 0.1 miles away. Another 5 operating power plants totaling 2,705 MW sit within 25 miles; the largest is DONALD C COOK (2,285 MW, Nuclear). Within 50 miles are 7 mapped data centers; the nearest is GAP Union Station in South Bend, about 33.9 miles away.
Computed by Bywatts from HIFLD power plant and transmission line records, EIA-860/923 survey data and PeeringDB data center locations; distances are straight-line. Sources and methodology
Weather peril exposure
MICHIGAN CITY is a 540 MW coal power plant in LaPorte County, IN, operated by NORTHERN INDIANA PUB SERV CO, commissioned in 1974. LaPorte County carries elevated modeled catastrophe exposure in the FEMA National Risk Index, scoring 3.1 of 5 at the 52nd national percentile. Heat wave is the leading peril, rated Relatively Low by FEMA at the 84th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a coal plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
LaPorte County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Heat wave | Relatively Low | 84th | 4.3 of 5 | 4.0 |
| Tornado | Relatively High | 66th | 3.7 of 5 | 0.35 |
| Hail | Relatively Moderate | 62nd | 3.5 of 5 | 3.0 |
| Earthquake | Relatively Low | 46th | 2.8 of 5 | <0.01 |
| Strong wind | Relatively Moderate | 45th | 2.8 of 5 | 5.0 |
| Wildfire | Very Low | 36th | 2.4 of 5 | <0.01 |
| Lightning | Relatively Moderate | 25th | 2.0 of 5 | 42.1 |
| Coastal flooding | Very Low | 17th | 1.7 of 5 | 0.01 |
| Riverine flooding | Relatively Moderate | 14th | 1.6 of 5 | 0.36 |
| Hurricane | Very Low | 9th | 1.4 of 5 | <0.01 |
| Ice storm | Relatively Low | 6th | 1.3 of 5 | 1.2 |
| Winter weather | Relatively Moderate | 6th | 1.2 of 5 | 17.9 |
Model hail, wind and flood exposure for LaPorte County in the weather risk calculator
Ratings are the FEMA National Risk Index county hazard ratings; the peril score is a Bywatts transform of the FEMA national percentile. Full data sources and the solar vulnerability methodology are in the weather risk calculator.
Modeled estimate for screening and negotiation. Built from FEMA National Risk Index county hazard data and a solar vulnerability layer documented above. Not a quote, a binder, or actuarial advice, and not a substitute for a carrier's own model. Hazard data: FEMA National Risk Index December 2025, synced 2026-07-24. Resolution is county level, not site level.