CORONADO
OperatingCoal power plant
- Capacity
- 822 MW
- Primary fuel
- Coal
- County
- Apache County
- Operator
- SALT RIVER PROJECT
- Status
- Operating
- Commissioned
- 1979
- EIA plant ID
- 6177
- Coordinates
- 34.5789, -109.2708
CORONADO, an 822 MW Coal power plant in Apache County, Arizona. Operated by SALT RIVER PROJECT, commissioned 1979.
Weather peril exposure
CORONADO is an 822 MW coal power plant in Apache County, AZ, operated by SALT RIVER PROJECT, commissioned in 1979. Apache County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.3 of 5 at the 7th national percentile. Wildfire is the leading peril, rated Relatively High by FEMA at the 95th 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.
Apache County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Wildfire | Relatively High | 95th | 4.8 of 5 | <0.01 |
| Riverine flooding | Relatively Moderate | 72nd | 3.9 of 5 | 2.8 |
| Earthquake | Relatively Low | 54th | 3.2 of 5 | <0.01 |
| Heat wave | Relatively Low | 23rd | 1.9 of 5 | 0.65 |
| Hail | Very Low | 11th | 1.4 of 5 | 0.06 |
| Winter weather | Relatively High | 5th | 1.2 of 5 | 6.2 |
| Lightning | Very High | 5th | 1.2 of 5 | 53.0 |
| Hurricane | Very Low | 4th | 1.2 of 5 | 0.01 |
| Tornado | Very Low | 2nd | 1.1 of 5 | 0.27 |
| Strong wind | Very Low | 2nd | 1.1 of 5 | 0.04 |
| Ice storm | Relatively Low | 1st | 1.0 of 5 | 0.01 |
Perils not assessed in Apache 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 Apache 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.