Natural Disaster Risk in Millville

Natural Hazard Profile: Millville, Delaware

Millville, in Sussex County, is a small community of about 2,376 situated along the mid-Atlantic coast. Its humid subtropical climate brings moderately hot summers and mild winters with coastal storm exposure, and in particular nor'easter and tropical storm threats. These conditions collectively define the natural hazard environment that Millville residents and property owners must navigate.

According to FEMA's National Risk Index, Millville carries an overall risk score of 7.9/10, placing it in the high category. Coastal flooding is the dominant hazard, with storm surge from tropical systems and nor'easters capable of inundating low-lying shoreline areas well above normal tidal levels. The area also faces notable exposure to cold wave and hurricane.

Within Delaware, Millville's risk is, near the 7.7/10 state average. Nationally, it ranks well above the U.S. national average of 4.5/10. FEMA's analysis of Sussex County identifies coastal flood as the foremost hazard, followed by cold wave and hurricane. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

With a high natural disaster risk rating, Millville residents benefit from taking preparedness seriously. Reviewing insurance coverage for coastal flood and secondary hazards, registering for emergency alerts, and maintaining a household emergency kit are practical steps that can significantly reduce impact during a major event.