02/23/2016, M4.9 event near Wasco

  • 23 Feb 2016 16:02:23 PST, (35.542, -119.373), depth 22.1km, 6km SSW of Wasco, California.
  • Aftershocks: so far (24 Feb 2016, 10:58AM PST) there have been 5 aftershocks recorded, the largest M2.6. More may be expected in the next few days, the largest expected is approximately 1 magnitude unit smaller than the mainshock. There is a small chance (about 5%) that a larger quake could occur, with the likelihood decreasing over time.
  • Historical seismicity: since our records began in 1932 we’ve had 1 event of M4 or greater within 10km of today’s event, the largest was M4.0 (1935/01/23) and the most recent was M4.0 on 23 Jan 1935.
  • Nearby faults: the Pond-Poso Creek fault may be closer than measured from fault database, Poso Creek fault (15.2 km).
  • Links for: USGS earthquake page, ShakeMap, DYFI.
  • Visit our special reports page for further information on local notable earthquakes.
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Posted in by Dr. Jennifer Andrews, Local Earthquake Tagged with: , , ,