SCSN38031584 – SCSN https://www.scsn.org/index.html Southern California Seismic Network Mon, 19 May 2025 19:35:22 +0000 en-US hourly 1 https://wordpress.org/?v=5.1.12 10/26/2017, M4.3 near Lompoc ../../../../index.php/2017/10/26/10262017-m4-3-near-lompoc/index.html ../../../../index.php/2017/10/26/10262017-m4-3-near-lompoc/#respond Thu, 26 Oct 2017 21:55:29 +0000 http://www.scsn.org/?p=2508 …
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  • 26 Oct 2017 13:38:51 PDT, (34.435, -120.670), depth 3.1km, 30km SW of Lompoc, California
  • Aftershocks: so far (26 Oct 2017, 02:52PM PDT) there have been 2 aftershocks recorded, the largest M2.1 (smallest M1.5). 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 4 events of M4 or greater within 10km of today’s event, the largest was M4.7 (1959/10/01) and the most recent was M4.0 on 09 Jan 1989.
  • Nearby faults: Santa Lucia Bank fault zone (9.1 km).
  • Links for: USGS earthquake page, ShakeMap, DYFI, waveforms.
  • Visit our special reports page for further information on local notable earthquakes.

    • Below are the waveform data associated with this event, as recorded in our Live Seismograms Feed.

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