Another Quake Shakes the Bay

Mar 22, 2018

Another earthquake was felt across the Humboldt Bay area, and theUSGS says that it's a 4.6M (downgraded from 4.7). Presently there is NO tsunami warning in effect.  The Redwood Coast Tsunami Work Group says that a followup 3.0M event is an aftershock. 

Magnitude4.6 - moment magnitude (Mw)TimeThursday, March 22, 2018 at 8:09:39 PM (PDT)
Friday, March 23, 2018 at 3:09:39 (UTC)Distance fromFerndale, CA - 24 km (15 miles) SW (233 degrees)
Rio Dell, CA - 33 km (20 miles) W (260 degrees)
Fortuna, CA - 33 km (20 miles) WSW (239 degrees)
Hydesville, CA - 35 km (22 miles) WSW (252 degrees)
Humboldt Hill, CA - 40 km (25 miles) SW (220 degrees)Coordinates40 deg. 26.9 min. N (40.448N), 124 deg. 29.4 min. W (124.491W)Depth20.97 km (13.0 miles)