Natural Disaster Risk in Granby

Natural Hazard Profile: Granby, Colorado

Granby, in Grand County, is a town of roughly 4,017 residents situated in the Great Plains. Its semi-arid continental climate brings dry air, significant mountain snowfall, and rapid weather changes, and in particular dramatic spring snowstorms and summer hailstorms. These conditions collectively define the natural hazard environment that Granby residents and property owners must navigate.

Granby's overall natural disaster risk is rated 5.3/10 (Moderate) by FEMA's National Risk Index. Snow avalanche exposure tops the local risk profile, with the area's mountain setting and annual snowfall loading producing regular avalanche cycles on steep slopes. Secondary hazards include landslide and volcano.

Within Colorado, Granby's risk is, near the 5.2/10 state average. Nationally, it ranks above the U.S. national average of 4.5/10. FEMA's analysis of Grand County identifies avalanche as the foremost hazard, followed by landslide and volcano. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

With a moderate risk rating, Granby 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.