MCGUIRE
OperatingNuclear power plant
- Capacity
- 2,441 MW
- Primary fuel
- Nuclear
- County
- Mecklenburg County
- Operator
- DUKE ENERGY CAROLINAS, LLC
- Status
- Operating
- Commissioned
- 1981
- EIA plant ID
- 6038
- Coordinates
- 35.4324, -80.9486
MCGUIRE, a 2,441 MW Nuclear power plant in Mecklenburg County, North Carolina. Operated by DUKE ENERGY CAROLINAS, LLC, commissioned 1981.
Weather peril exposure
MCGUIRE is a 2,441 MW nuclear power plant in Mecklenburg County, NC, operated by DUKE ENERGY CAROLINAS, LLC, commissioned in 1981. Mecklenburg County carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 2.0 of 5 at the 24th national percentile. Riverine flooding is the leading peril, rated Relatively High by FEMA at the 75th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a nuclear plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Mecklenburg County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Riverine flooding | Relatively High | 75th | 4.0 of 5 | 3.5 |
| Earthquake | Relatively Moderate | 61st | 3.4 of 5 | <0.01 |
| Hurricane | Relatively Moderate | 57th | 3.3 of 5 | 0.09 |
| Ice storm | Relatively High | 49th | 2.9 of 5 | 2.1 |
| Hail | Relatively High | 40th | 2.6 of 5 | 4.8 |
| Tornado | Relatively High | 33rd | 2.3 of 5 | 0.28 |
| Lightning | Relatively High | 23rd | 1.9 of 5 | 52.1 |
| Winter weather | Relatively High | 17th | 1.7 of 5 | 5.3 |
| Heat wave | Relatively Moderate | 12th | 1.5 of 5 | 3.0 |
| Wildfire | Very Low | 10th | 1.4 of 5 | <0.01 |
| Strong wind | Relatively High | 3rd | 1.1 of 5 | 2.7 |
Perils not assessed in Mecklenburg 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 Mecklenburg 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.