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Maps are updated within about 5 minutes of an earthquake or once an hour.
Brown lines represent known hazardous faults or fault zones. White lines are roads.
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Update time = Wed Mar 21 13:00:03 PDT 2018
Here are the earthquakes appearing on this map, most recent at top ...

        y/m/d     h:m:s     deg     deg     km
 0.8 2018/03/18 13:06:17 36.767N 115.964W  8.3   62 km (39 mi) N   of Pahrump, NV
 0.8 2018/03/17 18:54:57 36.876N 115.981W  6.6   69 km (43 mi) E   of Beatty, NV
 -0.3 2018/03/17 06:36:08 36.823N 115.984W  8.9   68 km (42 mi) N   of Pahrump, NV
 1.3 2018/03/15 16:42:35 36.085N 115.373W  0.0    2 km ( 1 mi) SSE of Summerlin South, NV
 1.5 2018/03/14 14:16:12 35.471N 115.526W  1.1   20 km (12 mi) SW  of Primm, NV

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Data Sources

US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Southern California - UCSD = University of California, San Diego
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)

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