Weak mag. 2.4 earthquake - 4.3 km northeast of Patras, Achaea, West Greece, on Thursday, 22 April 2021 at 13:35 (GMT) -

Weak mag. 2.4 earthquake - 4.3 km northeast of Patras, Achaea, West Greece, on Thursday, 22 April 2021 at 13:35 (GMT)

Weak magnitude 2.4 earthquake at 11 km depth

22 Apr 13:37 UTC: First to report: VolcanoDiscovery after 2 minutes.
22 Apr 13:41: Now using data updates from NOA
22 Apr 14:14: Hypocenter depth recalculated from 5.0 to 10.5 km (from 3.1 to 6.5 mi). Epicenter location corrected by 3.6 km (2.2 mi) towards ENE.
Date & time: 22 Apr 2021 13:35:28 UTC -
Magnitude: 2.4
Depth: 10.5 km
Epicenter latitude / longitude: 38.2603°N / 21.779°E (Achaea, West Greece, Greece)
Nearest volcano: Sousaki (123 km / 76 mi)
Nearby towns and cities:
4 km (2 mi) S of Rio (pop: 4,660) --> See nearby quakes!
4 km (3 mi) ENE of Patras (pop: 168,000) --> See nearby quakes!
15 km (9 mi) NE of Vrachnaiika (pop: 2,570) --> See nearby quakes!
15 km (9 mi) SSW of Naupacte (Nafpaktos) (pop: 13,400) --> See nearby quakes!
22 km (14 mi) ESE of Galatas (pop: 1,060) --> See nearby quakes!
23 km (15 mi) ENE of Kato Achaḯa (Dimi) (pop: 5,750) --> See nearby quakes!
26 km (16 mi) W of Aigio (pop: 20,400) --> See nearby quakes!
33 km (20 mi) ESE of Messolonghi (Μεσολόγγι) (pop: 12,800) --> See nearby quakes!
52 km (32 mi) SE of Agrinio (pop: 46,900) --> See nearby quakes!
173 km (108 mi) W of Athens (Attica) (pop: 664,000) --> See nearby quakes!
Primary data source: NOA (National Observatory of Athens)
Estimated released energy: 2.5 x 108 joules (69.8 kilowatt hours) 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!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake 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
2.410.5 km5 Km NE From Patrai, GreeceNOA
unknownn/a1 Km NNE From Patrai, GreeceVolcanoDiscovery

User reports for this quake (5)

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.
3.6 km N of epicenter [Map] / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s
Patras / Light shaking (MMI IV) / vertical swinging (up and down) / 10-15 s
In the kitchen filling ice cube trays / Very weak shaking (MMI II) / vertical swinging (up and down) / 1-2 s
4.6 km SW of epicenter [Map] / Light shaking (MMI IV) / vibration and rolling / 10-15 s
Patra Greece (4 km WSW of epicenter) [Map] / Light shaking (MMI IV) / 5-10 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:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Additional seismic data sources
  • Improved content in English
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.