Light mag. 4.1 earthquake - Ionian Sea, Greece, on Wednesday, Oct 13, 2021 9:22 pm (GMT +3) -

Light mag. 4.1 earthquake - Ionian Sea, Greece, on Wednesday, Oct 13, 2021 9:22 pm (GMT +3)

Light magnitude 4.1 earthquake at 23 km depth

13 Oct 18:26 UTC: First to report: GFZ after 3 minutes.
13 Oct 18:27: Now using data updates from NOA
... [show all] ...
13 Oct 19:10: Hypocenter depth recalculated from 14.6 to 22.5 km (from 9.1 to 14 mi). Epicenter location corrected by 2 km (1.3 mi) towards E.
Date & time: Oct 13, 2021 18:22:55 UTC -
Local time at epicenter: Wednesday, Oct 13, 2021 9:22 pm (GMT +3)
Magnitude: 4.1
Depth: 22.5 km
Epicenter latitude / longitude: 36.048°N / 21.7731°E (Ionian Sea, Greece)
Antipode: 36.048°S / 158.227°W
Nearest volcano: Methana (218 km / 135 mi)
Nearby towns and cities:
73 km (45 mi) SW of Dry (Dri) (pop: 37) --> See nearby quakes!
86 km (53 mi) S of Methoni (pop: 1,170) --> See nearby quakes!
96 km (60 mi) S of Pylos (pop: 2,350) --> See nearby quakes!
106 km (66 mi) SW of Gythion (pop: 4,280) --> See nearby quakes!
114 km (71 mi) S of Gargalianoi (pop: 6,280) --> See nearby quakes!
114 km (71 mi) SSW of Kalamata (pop: 54,100) --> See nearby quakes!
124 km (77 mi) S of Philiatra (pop: 6,970) --> See nearby quakes!
128 km (80 mi) SSW of Sparta (Sparti) (pop: 16,200) --> See nearby quakes!
134 km (83 mi) S of Kyparissia (Kiparissia) (pop: 5,030) --> See nearby quakes!
277 km (172 mi) SW of Athens (pop: 664,000) --> See nearby quakes!
118 km (73 mi) WSW of Elafonisos Island (pop: 1,040) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds 21.8°C (71 F), humidity: 57%, wind: 3 m/s (6 kts) from SW
Primary data source: NOA (National Observatory of Athens)
Estimated released energy: 8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 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.
4.123 kmGreece: 97 Km S From PilosNOA
4.510 kmSouthern GreeceGFZ
4.120 kmGreece: Vasilitsion / MittelmeerZAMG
4.410 km82 Km SSW of Koróni, GreeceUSGS

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Panormos, Rethymno, Crete (270.7 km ESE of epicenter) [Map] / not felt (reported through our app)
Zakinthos / not felt
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area since 1900

Map of earlier quakes

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.