Mag. 2.2 earthquake - Lake, 2.2 mi south of Cobb, California, USA, on Thursday, 17 September 2020 at 07:09 (GMT) -
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Minor magnitude 2.2 earthquake at 2 km depth
17 Sep 07:12 UTC: First to report: USGS after 3 minutes.
Magnitude: 2.2
Depth: 2.2 km
Epicenter latitude / longitude: 38.79117°N / 122.71716°W
(Lake, California, United States)Nearest volcano: Clear Lake (20 km / 12 mi)
Nearby towns and cities:
3 km (2 mi) S of Cobb (pop: 1,780) --> See nearby quakes!
10 km (6 mi) WNW of Middletown (pop: 1,320) --> See nearby quakes!
20 km (13 mi) SSW of Clearlake (Lake County) (pop: 15,200) --> See nearby quakes!
23 km (14 mi) SSE of Kelseyville (pop: 3,350) --> See nearby quakes!
24 km (15 mi) NNE of Healdsburg (Sonoma County) (pop: 11,700) --> See nearby quakes!
26 km (16 mi) E of Cloverdale (Sonoma County) (pop: 8,810) --> See nearby quakes!
28 km (18 mi) NNE of Windsor (Sonoma County) (pop: 27,500) --> See nearby quakes!
39 km (24 mi) N of Santa Rosa (pop: 175,000) --> See nearby quakes!
3915 km (2432 mi) WNW of Washington (District of Columbia) (pop: 601,700) --> See nearby quakes!
3915 km (2432 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: 1.3 x 108 joules (35 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.
| Magnitude | Depth | Location | Source |
| M 2.2 | 2.2 km | 3km NW of Anderson Springs, CA, USA | USGS |
| M 2.2 | 2 km | Northern California, USA | EMSC |
User reports for this quake (1)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 2.2, this quake was probably too small to be felt by humans, but it could be recorded instrumentally.
8 km NNE of epicenter [Map] / Weak shaking (MMI III) / single vertical bump / 2-5 s
Earlier earthquakes in the same area
Mag. 2.2 earthquake - Lake, 2.2 mi south of Cobb, California, USA, on Thursday, 17 September 2020 at 07:09 (GMT)
Click here to search our database for earlier earthquakes in the same area since 1900!
