WOOD RIVER
Retired 2016Coal power plant
- Capacity
- 500 MW
- Primary fuel
- Coal
- County
- Madison County
- Operator
- DYNEGY MIDWEST GENERATION INC
- EIA plant ID
- 898
- Coordinates
- 38.8639, -90.1341
WOOD RIVER, a retired 500 MW Coal power plant in Madison County, Illinois. It was retired in 2016, according to EIA-860.
How WOOD RIVER compares
It was retired in 2016 according to EIA-860, so it is not counted in Illinois's operating fleet. It shares Madison County with 4 other operating plants, including VENICE and GRANITE CITY WORKS.
Grid neighborhood
The nearest named substation is SIOUX (345 kV), about 9.3 miles away; the closest transmission line found within 10 miles is a 138 kV line owned by AMEREN ILLINOIS COMPANY, under 0.1 miles away. Another 7 operating power plants totaling 1,847 MW sit within 25 miles; the largest is SIOUX (1,099 MW, Coal). Within 50 miles are 2 mapped data centers; the nearest is 710 Tucker St Louis in St. Louis, about 16.3 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
WOOD RIVER is a retired 500 MW coal power plant in Madison County, IL, formerly operated by DYNEGY MIDWEST GENERATION INC. Madison County carries high modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.0 of 5 at the 75th national percentile. Earthquake is the leading peril, rated Relatively Moderate by FEMA at the 92nd 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.
Madison County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Earthquake | Relatively Moderate | 92nd | 4.7 of 5 | <0.01 |
| Hail | Relatively High | 79th | 4.2 of 5 | 5.0 |
| Heat wave | Relatively High | 73rd | 3.9 of 5 | 14.7 |
| Tornado | Relatively High | 68th | 3.7 of 5 | 0.68 |
| Winter weather | Relatively High | 61st | 3.4 of 5 | 8.9 |
| Riverine flooding | Relatively Moderate | 61st | 3.4 of 5 | 1.4 |
| Lightning | Relatively High | 61st | 3.4 of 5 | 49.9 |
| Ice storm | Relatively Moderate | 42nd | 2.7 of 5 | 1.2 |
| Strong wind | Relatively Moderate | 12th | 1.5 of 5 | 6.2 |
| Hurricane | Very Low | 8th | 1.3 of 5 | 0.01 |
| Wildfire | Very Low | 6th | 1.2 of 5 | <0.01 |
Perils not assessed in Madison County
These perils carry no usable National Risk Index figure for this county, so they are excluded from the scoring rather than scored zero. A zero would claim the peril was assessed and found benign.
| Peril | Why it is not scored |
|---|---|
| Coastal flooding | FEMA rating is "Not Applicable" for this county |
Model hail, wind and flood exposure for Madison 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.