Choose "Most Recent Event" to see maps for the
most recent earthquake,
select one of the maps from the list of "Recent Significant Events"
or click on the "Map Archive" tab at the top of the page to
view past events.
Most Recent Event
25.0 km (15.5 mi) WNW of Petrolia, CA
|Dec 14, 2017
||10:47:39 PM PST
Maps of Recent Significant Events
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Page last generated Dec 14, 2017 11:48:37 PM PST.