Mag. 2.3 earthquake - Offshore Northern California (USA) on Tuesday, 9 December 1980 at 17:08 (GMT)

Mag. 2.3 earthquake - Offshore Northern California (USA) on Tuesday, 9 December 1980 at 17:08 (GMT)

Minor magnitude 2.3 earthquake at 5 km depth

Date & time: 9 Dec 1980 17:08:44 UTC
Magnitude: 2.3
Depth: 4.5 km
Epicenter latitude / longitude: 40.54917°N / 125.12883°W (California, United States)
Nearest volcano: Escanaba Segment (205 km / 127 mi)
Nearby towns and cities:
73 km (45 mi) W of Ferndale (pop: 1,370) --> See nearby quakes!
82 km (51 mi) W of Fortuna (Humboldt County) (pop: 12,000) --> See nearby quakes!
86 km (54 mi) WSW of Eureka (Humboldt County) (pop: 27,000) --> See nearby quakes!
87 km (54 mi) W of Rio Dell (pop: 3,390) --> See nearby quakes!
95 km (59 mi) WSW of Arcata (Humboldt County) (pop: 17,800) --> See nearby quakes!
96 km (59 mi) WSW of Bayside (Humboldt County) (pop: 17,100) --> See nearby quakes!
97 km (60 mi) WSW of McKinleyville (Humboldt County) (pop: 15,200) --> See nearby quakes!
273 km (169 mi) SW of Medford (Oregon) (pop: 79,800) --> See nearby quakes!
4067 km (2527 mi) WNW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
4067 km (2527 mi) WNW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 108 joules (49.4 kilowatt hours) More info
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
MagnitudeDepthLocationSource
M 2.34.5 kmoffshore Northern California (USA)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 2.3, this quake was probably too small to be felt by humans, but it could be recorded instrumentally.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Earlier earthquakes in the same area

Mag. 2.3 earthquake - Offshore Northern California (USA) on Tuesday, 9 December 1980 at 17:08 (GMT)
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