SOUTHEAST CHICAGO ENERGY PROJECT
Retired 2024Natural Gas power plant
- Capacity
- 407 MW
- Primary fuel
- Natural Gas
- County
- Cook County
- Operator
- EXELON POWER
- EIA plant ID
- 55281
- Coordinates
- 41.7181, -87.5449
SOUTHEAST CHICAGO ENERGY PROJECT, a retired 407 MW Natural Gas power plant in Cook County, Illinois. It was retired in 2024, according to EIA-860.
How SOUTHEAST CHICAGO ENERGY PROJECT compares
It was retired in 2024 according to EIA-860, so it is not counted in Illinois's operating fleet. It shares Cook County with 20 other operating plants, including ELGIN ENERGY CENTER and CALUMET ENERGY TEAM LLC.
Grid neighborhood
The nearest named substation is CARROLL, about 8.9 miles away; the closest transmission line found within 10 miles is a 138 kV line owned by COMMONWEALTH EDISON CO, about 0.2 miles away. Another 29 operating power plants totaling 3,430 MW sit within 25 miles; the largest is WHITING CLEAN ENERGY (577 MW, Natural Gas). Within 50 miles are 9 mapped data centers; the nearest is Digital Realty CHI (350 E Cermak) in Chicago, about 10.1 miles away.
Computed by Bywatts from HIFLD power plant, substation and transmission line records, EIA-860 retirement records and PeeringDB data center locations; distances are straight-line. Sources and methodology
Weather peril exposure
SOUTHEAST CHICAGO ENERGY PROJECT is a retired 407 MW natural gas power plant in Cook County, IL, formerly operated by EXELON POWER. Cook County carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.8 of 5 at the 21st national percentile. Riverine flooding is the leading peril, rated Very High by FEMA at the 75th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a natural gas plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Cook County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Riverine flooding | Very High | 75th | 4.0 of 5 | 5.9 |
| Heat wave | Very High | 65th | 3.6 of 5 | 2.9 |
| Earthquake | Relatively High | 61st | 3.4 of 5 | <0.01 |
| Tornado | Very High | 59th | 3.4 of 5 | 1.0 |
| Winter weather | Very High | 40th | 2.6 of 5 | 14.6 |
| Hail | Relatively High | 35th | 2.4 of 5 | 4.0 |
| Wildfire | Very Low | 31st | 2.3 of 5 | <0.01 |
| Ice storm | Very High | 27th | 2.1 of 5 | 0.58 |
| Lightning | Very High | 6th | 1.2 of 5 | 41.5 |
| Strong wind | Very High | 5th | 1.2 of 5 | 5.7 |
| Coastal flooding | Relatively Low | 4th | 1.2 of 5 | 0.01 |
| Hurricane | Very Low | 1st | 1.0 of 5 | <0.01 |
Model hail, wind and flood exposure for Cook 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.