CISN Performance in Recent Earthquakes CISN Business Meeting Oct 10, 2014.

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Locating an Earthquake's

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Presentation transcript:

CISN Performance in Recent Earthquakes CISN Business Meeting Oct 10, 2014

CA Seismicity Mar 25, 2013 – Aug 19, 2014 It’s been fairly quiet > 61,000 events reported 63 ≥ M4 Largest events off the northernmost coast of CA: M w 5.5 – 6.8

Canyondam May 24, 2013 * : M w 5.7 limited real-time stations in the area limited real-time stations in the area data from triggered stations vastly improved ShakeMap data from triggered stations vastly improved ShakeMap rapid NetQuakes installs enhanced aftershock recording rapid NetQuakes installs enhanced aftershock recording * UTC All stations Real-time stations

Geysers Jan 12, 2014: M w 4.5

Encino Mar 17, 2014: M w 4.4 first felt M4 in greater LA area since Nov 2011 first felt M4 in greater LA area since Nov 2011 generated lots of press attention generated lots of press attention

La Habra Mar 28, 2014: M w foreshocks 2 foreshocks 208 aftershocks 208 aftershocks widely felt widely felt 4sec EEW in Pasadena 4sec EEW in Pasadena

South Napa Aug 24, 2014: M w 6.0 Widely felt Widely felt Moderate damage Moderate damage 5 sec EEW in Berkeley 5 sec EEW in Berkeley Nearest station: NC.NHC Nearest station: NC.NHC 3.4km away; 41% g 3.4km away; 41% g