Light mag. 3.5 earthquake - 84 km southwest of İzmir, Turkey, Greece, on Saturday, 31 Oct 2020 9:29 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 20 hours earlier.
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Light magnitude 3.5 earthquake at 14 km depth
31 Oct 07:33 UTC: First to report: EMSC after 4 minutes.
31 Oct 07:34: Hypocenter depth recalculated from 5.0 to 12.0 km (from 3.1 to 7.5 mi). Epicenter location corrected by 2.8 km (1.8 mi) towards NE.
31 Oct 08:32: Now using data updates from NOA
31 Oct 07:34: Hypocenter depth recalculated from 5.0 to 12.0 km (from 3.1 to 7.5 mi). Epicenter location corrected by 2.8 km (1.8 mi) towards NE.
31 Oct 08:32: Now using data updates from NOA
Date & time: 31 Oct 2020 07:29:44 UTC -
Local time at epicenter: Saturday, 31 Oct 2020 9:29 am (GMT +2)
Magnitude: 3.5
Depth: 14.0 km
Epicenter latitude / longitude: 37.8708°N / 26.4688°E
(Greece)Nearest volcano: Akyarlar (135 km / 84 mi)
Nearby towns and cities:
17 km (11 mi) NW of Ormos Agiou Isidorou (pop: 23) --> See nearby quakes!
23 km (14 mi) WNW of Karlovasi (pop: 6,710) --> See nearby quakes!
32 km (20 mi) WNW of Agios Konstantinos (pop: 368) --> See nearby quakes!
36 km (22 mi) NW of Spatharaioi (pop: 236) --> See nearby quakes!
42 km (26 mi) WNW of Mytilinioi (pop: 1,980) --> See nearby quakes!
47 km (29 mi) S of Alacati (Turkey) (pop: 3,660) --> See nearby quakes!
49 km (30 mi) SW of Seferihisar (Turkey) (pop: 19,600) --> See nearby quakes!
57 km (35 mi) SE of Pirgi (pop: 755) --> See nearby quakes!
57 km (36 mi) SSE of Thymiana (pop: 1,570) --> See nearby quakes!
241 km (150 mi) E of Athens (pop: 664,000) --> See nearby quakes!
70 km (43 mi) SSE of Chios Island (pop: 32,400) --> See nearby quakes!
149 km (93 mi) S of Lesvos Island (pop: 86,400) --> See nearby quakes!
63 km (39 mi) NW of Agathonisi Island (pop: 150) --> See nearby quakes!
Weather at epicenter at time of quake:
Few Clouds
19.6°C (67 F), humidity: 68%, wind: 6 m/s (12 kts) from NNW
Primary data source: NOA (National Observatory of Athens)Few Clouds
19.6°C (67 F), humidity: 68%, wind: 6 m/s (12 kts) from NNWEstimated released energy: 1.1 x 1010 joules (3.12 megawatt hours, equivalent to 2.68 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 3.5 | 14 km | 49 Km SW of Seferihisar, Greece | NOA |
| M 3.1 | 7.9 km | Oniki Adalar (mediterranean Sea), Greece | KOERI-RETMC |
| M 3.4 | 3 km | Dodecanese Islands, Greece | EMSC |
User reports for this quake
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