SOUTH HARPER
OperatingNatural Gas power plant
- Capacity
- 351 MW
- Primary fuel
- Natural Gas
- County
- Cass County
- Operator
- KCP&L GREATER MISSOURI OPERATIONS CO
- Status
- Operating
- Commissioned
- 2005
- EIA plant ID
- 56151
- Coordinates
- 38.6804, -94.4824
SOUTH HARPER, a 351 MW Natural Gas power plant in Cass County, Missouri. Operated by KCP&L GREATER MISSOURI OPERATIONS CO, commissioned 2005.
Weather peril exposure
SOUTH HARPER is a 351 MW natural gas power plant in Cass County, MO, operated by KCP&L GREATER MISSOURI OPERATIONS CO, commissioned in 2005. Cass County carries critical modeled catastrophe exposure in the FEMA National Risk Index, scoring 4.4 of 5 at the 86th national percentile. Hail is the leading peril, rated Relatively Moderate by FEMA at the 88th 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.
Cass County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hail | Relatively Moderate | 88th | 4.5 of 5 | 8.2 |
| Winter weather | Relatively Moderate | 84th | 4.3 of 5 | 11.2 |
| Tornado | Relatively Moderate | 79th | 4.2 of 5 | 0.42 |
| Heat wave | Relatively Moderate | 74th | 4.0 of 5 | 14.9 |
| Ice storm | Relatively Moderate | 67th | 3.7 of 5 | 0.87 |
| Lightning | Relatively Moderate | 50th | 3.0 of 5 | 51.3 |
| Riverine flooding | Relatively Low | 45th | 2.8 of 5 | 1.8 |
| Earthquake | Very Low | 39th | 2.5 of 5 | <0.01 |
| Wildfire | Very Low | 18th | 1.7 of 5 | <0.01 |
| Strong wind | Relatively High | 13th | 1.5 of 5 | 6.1 |
| Hurricane | Very Low | 5th | 1.2 of 5 | <0.01 |
Perils not assessed in Cass 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 Cass 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.