Location: OFFSHORE VALPARAISO, CHILE Period: 22 Apr 2017 22:46:42 - 28 Apr 2017 21:23:56 (5 days 22 hours 37 minutes) Volcanoes in 100km radius: None Earthquakes: 182 7 swarms found nearby. 2003 S20030602.1(7.2km) 2 Jun 3 days 11 hours 65 earthquakes 2008 PS20081219.1(52.4km) 18 Dec 1 day 14 hours 8 earthquakes 2010 PS20100304.1(87.6km) 3 Mar 1 day 13 hours 7 earthquakes PS20100308.2(58.7km) 8 Mar 6 hours 6 earthquakes 2011 PS20110317.2(56.9km) 16 Mar 16 hours 5 earthquakes 2015 PS20150917.2(79.4km) 17 Sep 21 hours 9 earthquakes 2017 PS20170428.1(36.7km) 28 Apr 2 hours 6 earthquakes