MON VALLEY WORKS
OperatingPower plant
- Capacity
- 53 MW
- Primary fuel
- Other
- County
- Allegheny County
- Operator
- UNITED STATES STEEL-MON VALLEY
- Status
- Operating
- Commissioned
- 1943
- EIA plant ID
- 50732
- Coordinates
- 40.3928, -79.8568
MON VALLEY WORKS, a 53 MW power plant in Allegheny County, Pennsylvania. Operated by UNITED STATES STEEL-MON VALLEY, commissioned 1943.
Weather peril exposure
MON VALLEY WORKS is a 53 MW power plant in Allegheny County, PA, operated by UNITED STATES STEEL-MON VALLEY, commissioned in 1943. Allegheny County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.0 of 5 at the 1st national percentile. Riverine flooding is the leading peril, rated Very High by FEMA at the 66th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to this plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Allegheny County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Riverine flooding | Very High | 66th | 3.7 of 5 | 7.3 |
| Hurricane | Relatively Low | 40th | 2.6 of 5 | 0.03 |
| Winter weather | Relatively High | 39th | 2.6 of 5 | 11.2 |
| Earthquake | Relatively Low | 28th | 2.1 of 5 | <0.01 |
| Strong wind | Relatively High | 23rd | 1.9 of 5 | 2.3 |
| Tornado | Relatively High | 20th | 1.8 of 5 | 0.28 |
| Ice storm | Very High | 10th | 1.4 of 5 | 0.40 |
| Heat wave | Relatively Moderate | 9th | 1.3 of 5 | 1.9 |
| Lightning | Relatively High | 8th | 1.3 of 5 | 42.6 |
| Hail | Very Low | 5th | 1.2 of 5 | 3.2 |
| Wildfire | Very Low | 4th | 1.2 of 5 | <0.01 |
Perils not assessed in Allegheny 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 Allegheny 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.