Natural Disaster Risk in Riverdale

Natural Hazard Profile: Riverdale, Maryland

Riverdale, in Prince George's County, is a city of approximately 24,489 residents situated along the mid-Atlantic coast. Its humid subtropical climate brings warm summers, mild winters, and coastal storm exposure, and in particular tropical storm and nor'easter impacts. These conditions collectively define the natural hazard environment that Riverdale residents and property owners must navigate.

Riverdale's overall natural disaster risk is rated 8.3/10 (Very High) by FEMA's National Risk Index. High lightning activity is the primary natural hazard concern, driven by frequent severe thunderstorm development that produces dense ground strike patterns across the area. Secondary hazards include winter and heat.

Within Maryland, Riverdale's risk is, considerably above the 6.5/10 state average. Nationally, it ranks well above the U.S. national average of 4.5/10. FEMA's analysis of Prince George's County identifies lightning as the foremost hazard, followed by winter and heat. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

The very high risk environment in Riverdale warrants proactive steps beyond standard preparedness. Review property insurance annually to ensure it covers the area's primary hazards, including lightning. Establish a household emergency plan and keep supplies stocked, as the region's risk profile may require rapid response.