Natural Disaster Risk in Summerville

Natural Hazard Profile: Summerville, Pennsylvania

Summerville, in Jefferson County, is a small community of about 1,789 situated in the Great Lakes region. Its humid continental climate brings cold winters, warm summers, and four distinct seasons, and in particular nor'easter exposure and spring river flooding. These conditions collectively define the natural hazard environment that Summerville residents and property owners must navigate.

According to FEMA's National Risk Index, Summerville carries an overall risk score of 5.3/10, placing it in the moderate category. Lightning from frequent convective storms is the leading natural hazard, with above-average strike density creating risks for outdoor activities, trees, and sensitive infrastructure. The area also faces notable exposure to avalanche and winter.

Within Pennsylvania, Summerville's risk is, slightly below the 5.9/10 state average. Nationally, it ranks above the U.S. national average of 4.5/10. FEMA's analysis of Jefferson County identifies lightning as the foremost hazard, followed by avalanche and winter. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

Summerville's moderate risk profile means that while catastrophic events are less frequent, they do occur. Standard homeowners insurance typically covers many common hazards here, but confirming that lightning exposure is adequately protected is a worthwhile step for property owners.