Earthquakes Rattle Oklahoma, Kansas

Another swarm of earthquakes strikes Oklahoma, Kansas

A cluster of at least 11 earthquakes have struck Oklahoma and the border area with neighboring state of Kansas in the past 24 hours, according to data posted by USGS/EHP.

The largest quake in the cluster measured 4.3Mw and was centered at 36.848°N, 97.699°W.

• M4.2, 21km SSE of Medford, Oklahoma 2015-01-27 15:58:40 UTC depth = 2.1km
• M3.8, 3km SSE of Perry, Oklahoma 2015-01-27 11:31:10 UTC depth = 3.7km
• M3.4, 6km NW of Caldwell, Kansas 2015-01-27 07:38:05 UTC depth = 4.8km
• M2.9, 11km S of Caldwell, Kansas 2015-01-27 05:44:22 UTC depth = 5.0km
• M3.1, 7km NW of Caldwell, Kansas 2015-01-27 05:28:53 UTC depth = 4.6km
• M2.6, 11km S of Caldwell, Kansas 2015-01-27 05:02:30 UTC depth = 5.0km
• M2.4, 5km SSW of Guthrie, Oklahoma 2015-01-27 02:22:03 UTC depth = 7.5km
• M3.0, 29km W of Helena, Oklahoma 2015-01-26 23:46:23 UTC depth = 2.7km
• M3.3, 5km S of Guthrie, Oklahoma 2015-01-26 21:45:13 UTC depth = 5.0km
• M4.3, 5km NE of Medford, Oklahoma 2015-01-26 19:30:44 UTC depth = 6.6km
• M2.5, 18km S of Perry, Oklahoma 2015-01-26 18:03:17 UTC depth = 8.3km