A magnitude 5.6 earthquake struck near Ukiah in Mendocino County, shaking Northern California and prompting alerts to over one million residents, including those in the Bay Area and Sacramento, nearly 200 miles away. Reports indicate some injuries, though no fatalities have been confirmed. This quake is noted as the strongest to hit rural Northern California since 1940, generating multiple aftershocks and widespread shaking. Videos and photos reveal damage to structures, including broken glass and burst water heaters. Residents are urged to report any damage from the earthquake as cleanup efforts begin.