Natural Disaster Risk in Andover

Natural Hazard Profile: Andover, New Jersey

Andover, in Sussex County, is a town of roughly 9,662 residents situated along the northeastern Atlantic Seaboard. Its humid subtropical climate brings warm summers, cold winters, and significant coastal storm exposure, and in particular nor'easters, coastal flooding, and tropical storm threats. These conditions collectively define the natural hazard environment that Andover residents and property owners must navigate.

According to FEMA's National Risk Index, Andover carries an overall risk score of 6.6/10, placing it in the high category. High-wind events from severe thunderstorms and derechos are the leading hazard, with damaging gusts capable of downing trees and causing widespread structural damage. The area also faces notable exposure to cold wave and landslide.

Within New Jersey, Andover's risk is, slightly below the 7.4/10 state average. Nationally, it ranks well above the U.S. national average of 4.5/10. FEMA's analysis of Sussex County identifies wind as the foremost hazard, followed by cold wave and landslide. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

Andover's high risk designation reflects meaningful exposure to natural hazards. Residents should verify that their insurance covers the area's primary risks, prepare a family emergency plan, and stay informed about seasonal hazard peaks through local weather and emergency management services.