Event status: disregarded [?]

Reported seismic-like event (likely no quake): 6.1 mi northeast of San Diego, California, USA, Sep 18, 2021 5:33 am (GMT -7) -

Reported seismic-like event (likely no quake): 6.1 mi northeast of San Diego, California, USA, Sep 18, 2021 5:33 am (GMT -7)
18 Sep 12:39 UTC: First to report: VolcanoDiscovery after 6 minutes.
Date & time: Sep 18, 2021 12:33:20 UTC -
Local time at epicenter: Saturday, Sep 18, 2021 5:33 am (GMT -7)
Magnitude: 3?
Depth: 10.0 km
Epicenter latitude / longitude: 32.78637°N / 117.10055°W (San Diego, California, United States)
Antipode: 32.786°S / 62.899°E
Nearest volcano: Salton Buttes (146 km / 91 mi)
Nearby towns and cities:
8 km (5 mi) WNW of La Mesa (pop: 60,100) --> See nearby quakes!
8 km (5 mi) NW of Lemon Grove (San Diego County) (pop: 26,700) --> See nearby quakes!
10 km (6 mi) NE of San Diego (pop: 1,394,900) --> See nearby quakes!
11 km (7 mi) WNW of Spring Valley (San Diego County) (pop: 28,200) --> See nearby quakes!
12 km (7 mi) N of National City (pop: 61,100) --> See nearby quakes!
13 km (8 mi) W of El Cajon (pop: 103,700) --> See nearby quakes!
13 km (8 mi) WSW of Santee (pop: 57,800) --> See nearby quakes!
15 km (9 mi) SSE of Mira Mesa (pop: 70,000) --> See nearby quakes!
16 km (10 mi) N of Chula Vista (pop: 265,800) --> See nearby quakes!
757 km (470 mi) SSE of Sacramento (pop: 490,700) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 17.4°C (63 F), humidity: 83%, wind: 0 m/s (1 kts) from NNW
Primary data source: VolcanoDiscovery
Show interactive Map
[smaller] [bigger]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
If you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable to earthquake science, seismic hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Contribute:
Leave a comment if you find a particular report interesting or want to add to it.
Flag as inappropriate.
Mark as helpful or interesting.
Send your own user report!
Translate
La Mesa, San Diego, California (0 km W of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / several minutes : laying still in bed and felt the bed moving repeatedly  
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area

Try our free app!
Volcanoes & Earthquakes - new app for Android
Android | iOS version
Why is there advertising on this site?
Support us - Help us upgrade our services!
We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Improved multilanguage support
  • Tsunami alerts
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Detailed quake stats
  • Additional seismic data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.