Light mag. 3.6 earthquake - Samokov, 37 km southeast of Sofia, Bulgaria, on Thursday, Nov 25, 2021 12:13 pm (GMT +2) -

Updated: Fri, Nov 26, 2021 11:41 GMT -
I felt this quake
Light mag. 3.6 earthquake - Samokov, 37 km southeast of Sofia, Bulgaria, on Thursday, Nov 25, 2021 12:13 pm (GMT +2)

Light magnitude 3.6 earthquake at 15 km depth

25 Nov 10:15 UTC: First to report: VolcanoDiscovery after 2 minutes.
25 Nov 10:17: Now using data updates from EMSC
... [show all] ...
25 Nov 10:38: Magnitude recalculated from 3.4 to 3.6. Hypocenter depth recalculated from 8.0 to 15.0 km (from 5 to 9.3 mi). Epicenter location corrected by 0.8 km (0.5 mi) towards E.
I felt this quake
I didn't feel it
Date & time: Nov 25, 2021 10:13:34 UTC -
Local time at epicenter: Thursday, Nov 25, 2021 12:13 pm (GMT +2)
Magnitude: 3.6
Depth: 15.0 km
Epicenter latitude / longitude: 42.39°N / 23.5°E (Samokov, Sofia, Bulgaria)
Antipode: 42.39°S / 156.5°W
Nearby towns and cities:
7 km (5 mi) NW of Samokov (pop: 26,800) --> See nearby quakes!
26 km (16 mi) W of Ihtiman (pop: 14,200) --> See nearby quakes!
32 km (20 mi) SSW of Elin Pelin (pop: 7,370) --> See nearby quakes!
34 km (21 mi) ENE of Dupnitsa (Kyustendil) (pop: 34,800) --> See nearby quakes!
37 km (23 mi) SSE of Sofia (Sofia-Capital) (pop: 1,152,600) --> See nearby quakes!
45 km (28 mi) ESE of Pernik (pop: 82,500) --> See nearby quakes!
47 km (29 mi) ESE of Radomir (Pernik) (pop: 14,800) --> See nearby quakes!
57 km (36 mi) NW of Velingrad (Pazardzhik) (pop: 24,000) --> See nearby quakes!
61 km (38 mi) SSW of Botevgrad (pop: 20,900) --> See nearby quakes!
91 km (57 mi) S of Vratsa (pop: 64,900) --> See nearby quakes!
Weather at epicenter at time of quake:
Scattered Clouds 2.6°C (37 F), humidity: 69%, wind: 0 m/s (1 kts) from NE
Primary data source: EMSC (European-Mediterranean Seismological Centre)
Estimated released energy: 1.6 x 1010 joules (4.4 megawatt hours, equivalent to 3.79 tons of TNT) More info
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!

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
3.615 kmBULGARIAEMSC

User reports for this quake (18)

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
Samokov, Sofia (4.6 km WSW of epicenter) [Map] / Light shaking (MMI IV) / single lateral shake / 1-2 s : Upstairs in my room on the third floor. I heard what felt like someone falling over and then the house moved slightly. | One user found this interesting.  
Gutsal Bulgaria (30.7 km S of epicenter) [Map] / Light shaking (MMI IV) / vibration and rolling / 1-2 s : Like a big truck passing, rattling of the glasses in the cupboard. Light vibrating of the window. It was a bit lî a big 'wave" passing underneath us.  
Sofia (37.6 km NNW of epicenter) [Map] / Weak shaking (MMI III) / single vertical bump / very short
Sofia (36.7 km NW of epicenter) [Map] / Weak shaking (MMI III) / single lateral shake / 1-2 s : I was just sitting and then felt a single shake  
Sofia Bulgaria (28 km NNW of epicenter) [Map] / Light shaking (MMI IV) / very short
Marchaevo (35.8 km NW of epicenter) [Map] / Weak shaking (MMI III) / horizontal (sideways) swinging / very short
Sofia (44.8 km NNW of epicenter) [Map] / Light shaking (MMI IV) / single lateral shake / 1-2 s
Sofia (34.3 km NNW of epicenter) [Map] / Weak shaking (MMI III) / 1-2 s : Building shook  
Sofia (31.9 km NNW of epicenter) [Map] / Very weak shaking (MMI II) / horizontal (sideways) swinging / 1-2 s : Light swinging on 2nd floor for about 2 sec  
near Sofia (26.4 km NNW of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / very short : Sitting and felt one strong shake and then it stopped  
Sofia, Bulgaria (40.8 km NNW of epicenter) [Map] / Weak shaking (MMI III) / single vertical bump / 2-5 s
Sofia (38.2 km NNW of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 1-2 s
Velingrad / Moderate shaking (MMI V) / vertical swinging (up and down) / 15-20 s
Sofia, Sredna gora 75 str / Very weak shaking (MMI II) / single vertical bump / very short
sofia / Very weak shaking (MMI II) / single lateral shake / 1-2 s
sofia / Very weak shaking (MMI II) / single lateral shake / 1-2 s
Sofia / Very weak shaking (MMI II) / single lateral shake / 1-2 s
Sofia, Mladost 2 / Weak shaking (MMI III) / horizontal (sideways) swinging / 2-5 s
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.