Location: 74 km S of Obihiro, Japan Period: 27 Sep 2003 08:06:20 - 29 Sep 2003 23:24:25 (2 days 15 hours 18 minutes) Volcanoes in 100km radius: None Earthquakes: 13 2 swarms found nearby. 2003 PS20030925.1(29.5km) 25 Sep 1 day 0 hours 14 earthquakes 2004 PS20041114.1(34.4km) 14 Nov 1 hours 5 earthquakes