Location: 3km SSE of Rowland Heights, CA Period: 29 Mar 2014 03:03:39 - 3 Apr 2014 10:59:46 (5 days 7 hours 56 minutes) Volcanoes in 100km radius: None Earthquakes: 214 2 swarms found nearby. 2002 S20020903.1(14.7km) 3 Sep 1 day 18 hours 39 earthquakes 2012 S20120808.1(14.4km) 8 Aug 1 day 13 hours 41 earthquakes