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Minor mag. 1.6 earthquake - 6km NNW of Lakeside, CA, on Friday, Aug 27, 2021 at 1:56 pm (GMT -7)

Minor magnitude 1.6 earthquake at 0 km depth

27 Aug 20:58 UTC: First to report: USGS after 3 minutes.
27 Aug 21:00: Magnitude recalculated from 1.9 to 1.6. Hypocenter depth recalculated from 3.9 to 4.7 km (from 2.4 to 2.9 mi). Epicenter location corrected by 0.9 km (0.5 mi) towards W.
27 Aug 21:41: Hypocenter depth recalculated from 4.7 to 0.2 km (from 2.9 to 0.1 mi). Epicenter location corrected by 1.4 km (0.9 mi) towards ENE.

Earthquake details

Date & time	Aug 27, 2021 20:56:02 UTC
Local time at epicenter	Friday, Aug 27, 2021 at 1:56 pm (GMT -7)
Status	Confirmed
Magnitude	1.6
Depth	0.2 km
Epicenter latitude / longitude	32.9105°N / 116.93817°W (California, United States)
Antipode	32.911°S / 63.062°E
Shaking intensity	Very weak shaking
Felt	0 reports
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Salton Buttes (128 km / 80 mi)
Nearby towns and cities	4 km (2 mi) NNE of Eucalyptus Hills (San Diego County) (pop: 5,310) \| Show on map \| Quakes nearby 6 km (4 mi) NNW of Lakeside (San Diego County) (pop: 20,600) \| Show on map \| Quakes nearby 9 km (5 mi) NNE of Santee (pop: 57,800) \| Show on map \| Quakes nearby 9 km (5 mi) N of Winter Gardens (San Diego County) (pop: 20,600) \| Show on map \| Quakes nearby 11 km (7 mi) ESE of Poway (pop: 50,200) \| Show on map \| Quakes nearby 13 km (8 mi) N of El Cajon (pop: 103,700) \| Show on map \| Quakes nearby 18 km (11 mi) NNE of La Mesa (pop: 60,100) \| Show on map \| Quakes nearby 30 km (19 mi) NE of San Diego (pop: 1,394,900) \| Show on map \| Quakes nearby 33 km (21 mi) NNE of Chula Vista (pop: 265,800) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky 32.3°C (90 F), humidity: 35%, wind: 2 m/s (3 kts) from W
Estimated seismic energy released	1.6 x 10⁷ joules (4.4 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.	Depth	Location	Source
1.6	0.2 km	6km NNW of Lakeside, CA	USGS

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User reports for this quake

At magnitude 1.6, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.

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