Natural Disaster Risk in Westmorland

Natural Hazard Profile: Westmorland, California

Westmorland, in Imperial County, is a small community of about 2,082 situated in the arid interior West. Its Mediterranean climate brings dry summers and mild, wet winters with pronounced drought cycles, and in particular a critical fire season from late summer through fall. These conditions collectively define the natural hazard environment that Westmorland residents and property owners must navigate.

According to FEMA's National Risk Index, Westmorland carries an overall risk score of 5.1/10, placing it in the moderate category. Seismic activity is the dominant hazard, with the community situated in or near an active tectonic zone capable of producing damaging ground shaking. The area also faces notable exposure to volcano and heat.

Within California, Westmorland's risk is, slightly below the 5.9/10 state average. Nationally, it ranks above the U.S. national average of 4.5/10. FEMA's analysis of Imperial County identifies earthquake as the foremost hazard, followed by volcano and heat. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

With a moderate risk rating, Westmorland 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 earthquake is recommended.