Minor mag. 1.8 earthquake - 3km S of Concord, CA, USA, on Thursday, 22 April 2021 at 03:38 (GMT) -
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Minor magnitude 1.8 earthquake at 12 km depth
22 Apr 03:41 UTC: First to report: USGS after 3 minutes.
Depth: 12.3 km
Epicenter latitude / longitude: 37.9435°N / 122.01884°W (California, United States)
Nearest volcano: Clear Lake (132 km / 82 mi)
Nearby towns and cities:
4 km (2 mi) E of Pleasant Hill (pop: 34,800) --> See nearby quakes!
4 km (2 mi) SSE of Concord (pop: 128,700) --> See nearby quakes!
6 km (4 mi) NE of Walnut Creek (pop: 68,900) --> See nearby quakes!
13 km (8 mi) SE of Martinez (pop: 38,100) --> See nearby quakes!
14 km (8 mi) N of Danville (pop: 44,400) --> See nearby quakes!
15 km (9 mi) SW of New York of the Pacific (pop: 69,400) --> See nearby quakes!
19 km (12 mi) NNW of San Ramon (pop: 76,100) --> See nearby quakes!
20 km (12 mi) WSW of Antioch (pop: 110,500) --> See nearby quakes!
27 km (17 mi) NE of Oakland (pop: 419,300) --> See nearby quakes!
40 km (25 mi) ENE of San Francisco (pop: 864,800) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.2 x 107 joules (8.78 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.
|1.8||12 km||3km S of Concord, CA, USA||USGS|