Location: 21km NE of Olancha, CA Period: 23 May 2009 10:53:14 - 29 May 2009 20:16:38 (6 days 9 hours 23 minutes) Volcanoes in 100km radius: Ubehebe Craters(75km) Earthquakes: 88 4 swarms found nearby. 2009 S20090830.1(2.9km) 30 Aug 2 days 19 hours 47 earthquakes S20091001.2(3.1km) 30 Sep 19 days 1 hours 636 earthquakes 2011 S20110504.2(4.2km) 3 May 1 day 10 hours 50 earthquakes 2020 S20200623.1(13.8km) 22 Jun 25 days 3 hours 1110 earthquakes