Mag. 2.7 earthquake - Sonoma County, 3.7 mi west of Cobb, Lake County, California, USA, on 2019-11-20 09:30:51 -08:00 -
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Minor magnitude 2.7 earthquake at 3 km depth
20 Nov 17:33 UTC: First to report: USGS after 3 minutes.
Local time at epicenter: 2019-11-20 09:30:51 -08:00
Magnitude: 2.7
Depth: 2.7 km
Epicenter latitude / longitude: 38.82467°N / 122.79083°W

Nearest volcano: Clear Lake (16 km / 10 mi)
Nearby towns and cities:
6 km (4 mi) W of Cobb (pop: 1,780) --> See nearby quakes!
20 km (12 mi) E of Cloverdale (Sonoma County) (pop: 8,810) --> See nearby quakes!
21 km (13 mi) SW of Clearlake (Lake County) (pop: 15,200) --> See nearby quakes!
27 km (17 mi) SSE of Tuckertown (pop: 4,810) --> See nearby quakes!
31 km (19 mi) N of Windsor (Sonoma County) (pop: 27,500) --> See nearby quakes!
43 km (27 mi) N of Santa Rosa (pop: 175,000) --> See nearby quakes!
51 km (32 mi) SE of Ukiah (pop: 15,900) --> See nearby quakes!
73 km (46 mi) NW of Napa (pop: 80,400) --> See nearby quakes!
3920 km (2436 mi) WNW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
3920 km (2436 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: 7.1 x 108 joules (197 kilowatt hours, equivalent to 0.169 tons of TNT) 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.
Magnitude | Depth | Location | Source |
M 2.7 | 2.7 km | 6km W of Cobb, CA (USA) | USGS |
M 2.6 | 3 km | Northern California (USA) | EMSC |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 2.7, this quake might have been felt very close to the epicenter and under calm conditions.
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Mag. 2.7 earthquake - Sonoma County, 3.7 mi west of Cobb, Lake County, California, USA, on 2019-11-20 09:30:51 -08:00Click here to search our database for earlier earthquakes in the same area since 1900!