2021-01-17 06:25:17 (M4.4) off the coast of Northern California 40.4 -125.3 (1cbfb)

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M4.4 Earthquake - off the coast of Northern California

Preliminary Report
Magnitude 4.4
Date-Time
  • 17 Jan 2021 06:25:17 UTC
  • 16 Jan 2021 22:25:17 near epicenter
  • 16 Jan 2021 22:25:17 standard time in your timezone
Location 40.416N 125.261W
Depth 4 km
Distances
  • 86.4 km (53.5 mi) WSW of Ferndale, California
  • 95.7 km (59.3 mi) WSW of Fortuna, California
  • 102.3 km (63.4 mi) WSW of Eureka, California
  • 111.5 km (69.1 mi) WSW of Arcata, California
  • 382.6 km (237.2 mi) WNW of Sacramento, California
Location Uncertainty Horizontal: 5.4 km; Vertical 18.6 km
Parameters Nph = 68; Dmin = 78.6 km; Rmss = 0.40 seconds; Gp = 284°
Version = 2
Event ID nc 73512440

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
CISN Northern California Management Center
U.S. Geological Survey
Berkeley Seismological Laboratory
http://www.cisn.org/ncmc.html

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