Natural Disaster Risk in Ukiah

Natural Hazard Profile: Ukiah, California

Ukiah is a city of approximately 33,164 residents in Mendocino County, in the western mountain region near the Pacific Coast. The area experiences dry summers and mild, wet winters with pronounced drought cycles, with a critical fire season from late summer through fall shaping the pattern of natural hazards that residents encounter. Understanding the local risk profile is essential for anyone living in, moving to, or owning property in Ukiah.

According to FEMA's National Risk Index, Ukiah carries an overall risk score of 5.9/10, placing it in the moderate category. Slope instability and debris flows are the primary natural hazard, driven by a combination of local geology, precipitation intensity, and terrain that creates susceptibility to failure. The area also faces notable exposure to earthquake and tsunami.

Ukiah's risk score, near the 5.9/10 state average and above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Mendocino County, the highest-scoring are landslide, earthquake, and tsunami. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

With a moderate risk rating, Ukiah 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 landslide is recommended.