Natural Disaster Risk in McGrann

Natural Hazard Profile: McGrann, Pennsylvania

Located in the interior eastern United States in Armstrong County, McGrann is a small unincorporated community. The humid continental climate that characterizes this part of Pennsylvania — marked by cold winters, warm summers, and four distinct seasons — directly influences the types and severity of natural hazards present, making McGrann a community where hazard awareness has real practical value.

McGrann's overall natural disaster risk is rated 4.8/10 (Moderate) by FEMA's National Risk Index. The threat of avalanche is the primary natural hazard here, with winter snowpack instability on mountain terrain posing risks to roads, structures, and outdoor recreation activities. Secondary hazards include landslide and lightning.

Relative to other U.S. communities, McGrann's natural disaster risk is near the U.S. national average of 4.5/10, slightly below the 5.9/10 state average. The hazard distribution here is led by avalanche and landslide, as measured by FEMA across Armstrong County. While city-specific sub-county variation exists, these scores represent the best available federal risk estimate.

With a moderate risk rating, McGrann residents are well-served by maintaining standard preparedness practices — an emergency supply kit, awareness of local hazard seasonality, and insurance that covers the top local risks. Periodic review of coverage for avalanche is recommended.