Minor mag. 1.7 earthquake - - 4km W of Cobb, CA, on 2019-01-31 21:56:08 -08:00
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Minor magnitude 1.7 earthquake at 2 km depth
1 Feb 06:00 UTC: First to report: USGS after 4 minutes.
Date & time: 1 Feb 2019 05:56:08 UTC
Local time at epicenter: 2019-01-31 21:56:08 -08:00
Depth: 1.6 km
Epicenter latitude / longitude: 38.82117°N / 122.76783°W (California, California, United States)
Nearest volcano: Clear Lake (17 km / 11 mi)
Nearby towns and cities:
4 km (2 mi) W of Cobb (pop: 1,780) --> See nearby quakes!
18 km (11 mi) W of Hidden Valley Lake (pop: 5,580) --> See nearby quakes!
20 km (12 mi) SW of Clearlake (Lake County) (pop: 15,200) --> See nearby quakes!
22 km (13 mi) E of Cloverdale (Sonoma County) (pop: 8,810) --> See nearby quakes!
31 km (19 mi) N of Windsor (Sonoma County) (pop: 27,500) --> See nearby quakes!
43 km (26 mi) N of Santa Rosa (pop: 175,000) --> See nearby quakes!
72 km (45 mi) NW of Napa (pop: 80,400) --> See nearby quakes!
85 km (53 mi) NW of Vacaville (pop: 96,800) --> See nearby quakes!
90 km (56 mi) NW of Fairfield (pop: 113,000) --> See nearby quakes!
114 km (71 mi) NW of Concord (pop: 128,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.2 x 107 joules (6.22 kilowatt hours) More info
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.
|M 1.7||1.6 km||- 4km W of Cobb, CA||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.At magnitude 1.7, this quake was too small to be felt by humans, but it was recorded instrumentally.