Moderate mag. 3.8 earthquake - 72 km southwest of İzmir, Turkey, Greece, on Saturday, 31 Oct 2020 7:22 am (GMT +2) -
This quake was likely an aftershock of the 6.7 quake Aegean Sea, 17 km northeast of Karlovasi, Samos, North Aegean, Greece, 30 Oct 2020 1:51 pm (GMT +2), which had occurred 18 hours earlier.
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Moderate magnitude 3.8 earthquake at 5 km depth
31 Oct 05:25 UTC: First to report: EMSC after 3 minutes.
31 Oct 05:30: Magnitude recalculated from 4.1 to 3.8. Hypocenter depth recalculated from 2.0 to 0.0 km (from 1.2 to 0 mi). Epicenter location corrected by 1.8 km (1.1 mi) towards W.
31 Oct 06:31: Hypocenter depth recalculated from 0.0 to 5.0 km (from 0 to 3.1 mi). Epicenter location corrected by 3.4 km (2.1 mi) towards SE.
31 Oct 05:30: Magnitude recalculated from 4.1 to 3.8. Hypocenter depth recalculated from 2.0 to 0.0 km (from 1.2 to 0 mi). Epicenter location corrected by 1.8 km (1.1 mi) towards W.
31 Oct 06:31: Hypocenter depth recalculated from 0.0 to 5.0 km (from 0 to 3.1 mi). Epicenter location corrected by 3.4 km (2.1 mi) towards SE.
Date & time: 31 Oct 2020 05:22:16 UTC -
Local time at epicenter: Saturday, 31 Oct 2020 7:22 am (GMT +2)
Magnitude: 3.8
Depth: 5.0 km
Epicenter latitude / longitude: 37.82°N / 26.81°E
(Aegean Sea, Greece)Nearest volcano: Akyarlar (107 km / 66 mi)
Nearby towns and cities:
2 km (1 mi) NE of Livadaki (pop: 28) --> See nearby quakes!
10 km (6 mi) ENE of Karlovasi (pop: 6,710) --> See nearby quakes!
13 km (8 mi) NW of Mytilinioi (pop: 1,980) --> See nearby quakes!
40 km (25 mi) W of Kusadasi (Turkey) (pop: 63,200) --> See nearby quakes!
42 km (26 mi) S of Seferihisar (Turkey) (pop: 19,600) --> See nearby quakes!
51 km (32 mi) WSW of Selçuk (Turkey) (pop: 29,100) --> See nearby quakes!
56 km (35 mi) SSW of Menderes (Turkey) (pop: 22,000) --> See nearby quakes!
61 km (38 mi) SW of Torbalı (Turkey) (pop: 50,300) --> See nearby quakes!
62 km (39 mi) NW of Didim (Turkey) (pop: 26,000) --> See nearby quakes!
271 km (168 mi) E of Athens (pop: 664,000) --> See nearby quakes!
93 km (58 mi) SE of Chios Island (pop: 32,400) --> See nearby quakes!
42 km (26 mi) NNW of Agathonisi Island (pop: 150) --> See nearby quakes!
Weather at epicenter at time of quake:
Few Clouds
16°C (61 F), humidity: 87%, wind: 4 m/s (7 kts) from NNW
Primary data source: EMSC (European-Mediterranean Seismological Centre)Few Clouds
16°C (61 F), humidity: 87%, wind: 4 m/s (7 kts) from NNWEstimated released energy: 3.2 x 1010 joules (8.78 megawatt hours, equivalent to 7.56 tons of TNT) More info
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.
| Magnitude | Depth | Location | Source |
| M 3.8 | 5 km | Dodecanese Islands, Greece | EMSC |
| M 3.8 | 9.6 km | Aegean Sea, Greece | KOERI-RETMC |
User reports for this quake (3)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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athens (GREECE, 272 km W of epicenter) : Νιωσαμε ένα αισθητο κουνημα (reported through EMSC)
Menemen (Turkey, 89 km N of epicenter) : Hafif. (reported through EMSC)
Karşıyaka (Turkey, 75 km NE of epicenter) : Bi çatırtı duydum Çiğli Yakakent (reported through EMSC)
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