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Weak mag. 2.4 earthquake - 9km NNE of Julian, CA, on Friday, Aug 12, 2022 at 6:10 am (GMT -7) -

Weak mag. 2.4 earthquake - 9km NNE of Julian, CA, on Friday, Aug 12, 2022 at 6:10 am (GMT -7) Weak mag. 2.4 earthquake - 9km NNE of Julian, CA, on Friday, Aug 12, 2022 at 6:10 am (GMT -7)

Weak magnitude 2.4 earthquake at 12 km depth

12 Aug 13:12 UTC: First to report: USGS after 2 minutes.
12 Aug 13:14: Magnitude recalculated from 2.5 to 2.4. Hypocenter depth recalculated from 10.0 to 11.5 km (from 6.2 to 7.1 mi).

Earthquake details

Date & timeAug 12, 2022 13:10:18 UTC -
Local time at epicenterFriday, Aug 12, 2022 at 6:10 am (GMT -7)
Depth11.5 km
Epicenter latitude / longitude33.15383°N / 116.57283°W (California, United States)
Antipode33.154°S / 63.427°E
Shaking intensityWeak shaking
Felt2 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoSalton Buttes (89 km / 55 mi)
Nearby towns and cities9 km (5 mi) NNE of Julian (pop: 1,500) | Show on map | Quakes nearby
30 km (19 mi) ENE of Ramona (San Diego County) (pop: 20,300) | Show on map | Quakes nearby
48 km (30 mi) E of Escondido (pop: 151,500) | Show on map | Quakes nearby
48 km (30 mi) ENE of Poway (pop: 50,200) | Show on map | Quakes nearby
54 km (34 mi) NE of El Cajon (pop: 103,700) | Show on map | Quakes nearby
55 km (34 mi) E of San Marcos (pop: 92,900) | Show on map | Quakes nearby
74 km (46 mi) NE of San Diego (pop: 1,394,900) | Show on map | Quakes nearby
74 km (46 mi) NE of Chula Vista (pop: 265,800) | Show on map | Quakes nearby
Weather at epicenter at time of quakeFew Clouds 21.4°C (71 F), humidity: 48%, wind: 1 m/s (1 kts) from NW
Estimated seismic energy released2.5 x 108 joules (69.8 kilowatt hours) | about seismic energy
Show interactive Map
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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.
2.412 km9km NNE of Julian, CAUSGS
2.412 kmSouthern CaliforniaRaspberryShake


Seismic station: Lost Valley Scout Camp, CA, USA (LVA2/AZ network) | Distance from quake: 22 km / 14 mi | Show on map | Station Info
Seismic station Lost Valley Scout Camp, CA, USA: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (2)

At magnitude 2.4, 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.
Leave a comment if you find a particular report interesting or want to add to it.
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Send your own user report!
wynola estates, ca 92070 (9.9 km SW of epicenter) [Map] / Very weak shaking (MMI II) : noise, boom. rattle .5 seconds  
Oceanside / Weak shaking (MMI III) / rattling, vibrating / 2-5 s

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