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Minor mag. 1.4 earthquake - 4km N of Lafayette, CA, on Friday, Jan 21, 2022 at 11:21 am (GMT -8) -

Minor mag. 1.4 earthquake - 4km N of Lafayette, CA, on Friday, Jan 21, 2022 at 11:21 am (GMT -8)

Minor magnitude 1.4 earthquake at 4 km depth

21 Jan 19:24 UTC: First to report: RaspberryShake after 2 minutes.
21 Jan 19:24: Now using data updates from USGS
Date & time: Jan 21, 2022 19:21:58 UTC -
Local time at epicenter: Friday, Jan 21, 2022 at 11:21 am (GMT -8)
Magnitude: 1.4
Depth: 4.4 km
Epicenter latitude / longitude: 37.92484°N / 122.127°W (California, United States)
Antipode: 37.925°S / 57.873°E
Nearest volcano: Clear Lake (129 km / 80 mi)
Nearby towns and cities:
4 km (3 mi) N of Lafayette (Contra Costa County) (pop: 25,800) --> See nearby quakes!
6 km (4 mi) WNW of Walnut Creek (pop: 68,900) --> See nearby quakes!
6 km (4 mi) WSW of Pleasant Hill (pop: 34,800) --> See nearby quakes!
7 km (4 mi) NE of Orinda (Contra Costa County) (pop: 19,300) --> See nearby quakes!
10 km (6 mi) N of Moraga (Contra Costa County) (pop: 17,300) --> See nearby quakes!
10 km (6 mi) SW of Concord (pop: 128,700) --> See nearby quakes!
11 km (7 mi) S of Martinez (pop: 38,100) --> See nearby quakes!
14 km (9 mi) ENE of Berkeley (pop: 121,000) --> See nearby quakes!
18 km (11 mi) NE of Oakland (pop: 419,300) --> See nearby quakes!
31 km (19 mi) NE of San Francisco (pop: 864,800) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky 15.1°C (59 F), humidity: 41%, wind: 1 m/s (2 kts) from NNE
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.9 x 106 joules (2.21 kilowatt hours) | about seismic energy
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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.
Mag.DepthLocationSource
1.44.4 km4km N of Lafayette, CAUSGS
1.44.4 kmCentral CaliforniaRaspberryShake

User reports for this quake

At magnitude 1.4, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.
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