A significant earthquake measuring 7. 0 on the Richter scale struck off the coast of Eureka, California, on December 5, 2024, initially reported as 7. 3 but later downgraded by the U. S. Geological Service.

This seismic event prompted immediate tsunami warnings along the West Coast, spanning from Santa Cruz to Florence, Oregon. The National Oceanic and Atmospheric Administration (NOAA) issued alerts, which were later canceled when no destructive tsunami was detected. Residents were cautioned against re-entering hazard zones until authorities confirmed safety. Reports indicated that the earthquake's tremors were felt over a wide area, including cities as far north as Eugene, Oregon, and as far east as Reno, Nevada. The initial warning was issued at 10:49 a.

m. , and by 11:54 a. m. , NOAA had lifted the tsunami threat. This event underscores the persistent seismic risks in California and the importance of preparedness for such natural disasters, as well as the community's resilience and prompt response to emergency alerts, which were vital in mitigating potential risks.