You felt this earthquake. Tell us! Magnitude Mw 4.2 Region NORTHERN CALIFORNIA Date time 2017-02-21 00:57:52.7 UTC Location 38.80 N ; 122.73 W Depth 1 km Distances 663 km NW of Los Angeles, United States / pop: 3,793,000 / local time: 16:57:52.7 2017-02-20 110 km W of Sacramento, United States / pop: 467,000 / local time: 16:57:52.7 2017-02-20 31 km SE of Lakeport, United States / pop: 4,800 / local time: 16:57:52.7 2017-02-20 3 km S of Cobb, United States / pop: 1,800 / local time: 16:57:52.7 2017-02-20 Global view Source parameters provided by: You felt this earthquake. Tell us! Magnitude MD 2.0 Region NORTHERN CALIFORNIA Date time 2017-02-21 01:01:06.5 UTC Location 38.82 N ; 122.77 W Depth 1 km Distances 667 km NW of Los Angeles, United States / pop: 3,793,000 / local time: 17:01:06.5 2017-02-20 114 km W of Sacramento, United States / pop: 467,000 / local time: 17:01:06.5 2017-02-20 28 km SE of Lakeport, United States / pop: 4,800 / local time: 17:01:06.5 2017-02-20 4 km W of C