Natural Disaster Risk in Imnaha

Natural Hazard Profile: Imnaha, Oregon

Imnaha, in Wallowa County, is a small unincorporated community situated in the Pacific Northwest. Its oceanic climate brings mild, wet winters on the coast and semi-arid conditions inland, and in particular a high wildfire risk period in the dry summer months. These conditions collectively define the natural hazard environment that Imnaha residents and property owners must navigate.

According to FEMA's National Risk Index, Imnaha carries an overall risk score of 4.7/10, placing it in the moderate category. Avalanche risk is the dominant natural hazard, with steep mountain terrain and heavy seasonal snowpack creating conditions for dangerous snow slides in and around the area. The area also faces notable exposure to wildfire and landslide.

Within Oregon, Imnaha's risk is, slightly below the 5.7/10 state average. Nationally, it ranks near the U.S. national average of 4.5/10. FEMA's analysis of Wallowa County identifies avalanche as the foremost hazard, followed by wildfire and landslide. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

With a moderate risk rating, Imnaha 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.