Weak mag. 2.5 earthquake - 7km W of Cobb, CA, USA, on Tuesday, 20 April 2021 at 21:40 (GMT) -
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Weak magnitude 2.5 earthquake at 2 km depth
20 Apr 21:43 UTC: First to report: USGS after 2 minutes.
Depth: 2.0 km
Epicenter latitude / longitude: 38.832°N / 122.80733°W (California, United States)
Nearest volcano: Clear Lake (16 km / 10 mi)
Nearby towns and cities:
7 km (5 mi) W of Cobb (pop: 1,780) --> See nearby quakes!
16 km (10 mi) S of Kelseyville (pop: 3,350) --> See nearby quakes!
18 km (11 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!
22 km (14 mi) W of Hidden Valley Lake (pop: 5,580) --> See nearby quakes!
32 km (20 mi) N of Windsor (Sonoma County) (pop: 27,500) --> See nearby quakes!
44 km (28 mi) N of Santa Rosa (pop: 175,000) --> See nearby quakes!
50 km (31 mi) SE of Ukiah (pop: 15,900) --> See nearby quakes!
56 km (35 mi) N of Rohnert Park (pop: 42,400) --> See nearby quakes!
117 km (72 mi) NW of Concord (pop: 128,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 108 joules (98.6 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.
|2.5||2 km||7km W of Cobb, CA, USA||USGS|
|2.5||2 km||NORTHERN CALIFORNIA, USA||EMSC|
User reports for this quakeAt magnitude 2.5, this quake might have been felt very close to the epicenter and under calm conditions.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.