Mag. 2.8 earthquake - Offshore Northern California (USA) on Saturday, 13 December 1980 at 17:42 (GMT)

Mag. 2.8 earthquake - Offshore Northern California (USA) on Saturday, 13 December 1980 at 17:42 (GMT)

Minor magnitude 2.8 earthquake at 24 km depth

Date & time: 13 Dec 1980 17:42:02 UTC
Magnitude: 2.8
Depth: 24.1 km
Epicenter latitude / longitude: 40.43367°N / 125.3485°W (California, United States)
Nearest volcano: Escanaba Segment (191 km / 119 mi)
Nearby towns and cities:
93 km (58 mi) W of Ferndale (pop: 1,370) --> See nearby quakes!
102 km (64 mi) W of Fortuna (Humboldt County) (pop: 12,000) --> See nearby quakes!
105 km (65 mi) W of Rio Dell (pop: 3,390) --> See nearby quakes!
108 km (67 mi) WSW of Eureka (Humboldt County) (pop: 27,000) --> See nearby quakes!
117 km (73 mi) WSW of Arcata (Humboldt County) (pop: 17,800) --> See nearby quakes!
118 km (73 mi) WSW of Bayside (Humboldt County) (pop: 17,100) --> See nearby quakes!
120 km (74 mi) WSW of McKinleyville (Humboldt County) (pop: 15,200) --> See nearby quakes!
232 km (144 mi) NW of Ukiah (pop: 15,900) --> See nearby quakes!
4088 km (2540 mi) WNW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
4088 km (2540 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 x 109 joules (278 kilowatt hours, equivalent to 0.239 tons of TNT) 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 2.824 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 2.8, this quake might have been felt very close to the epicenter and under calm conditions.
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. 2.8 earthquake - Offshore Northern California (USA) on Saturday, 13 December 1980 at 17:42 (GMT)
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