Light mag. 3.4 earthquake - 19 km W of Néon Karlovásion, Greece, on Saturday, 31 Oct 2020 9:17 pm (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 1 day 7 hours earlier.
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Light magnitude 3.4 earthquake at 8 km depth
31 Oct 19:20 UTC: First to report: EMSC after 3 minutes.
31 Oct 19:21: Hypocenter depth recalculated from 12.0 to 5.0 km (from 7.5 to 3.1 mi). Epicenter location corrected by 8 km (5 mi) towards SSW.
31 Oct 19:37: Now using data updates from NOA
31 Oct 19:21: Hypocenter depth recalculated from 12.0 to 5.0 km (from 7.5 to 3.1 mi). Epicenter location corrected by 8 km (5 mi) towards SSW.
31 Oct 19:37: Now using data updates from NOA
Date & time: 31 Oct 2020 19:17:17 UTC -
Local time at epicenter: Saturday, 31 Oct 2020 9:17 pm (GMT +2)
Magnitude: 3.4
Depth: 8.0 km
Epicenter latitude / longitude: 37.8159°N / 26.4871°E
(Aegean Sea, North Aegean, Greece)Nearest volcano: Akyarlar (126 km / 78 mi)
Nearby towns and cities:
12 km (7 mi) NW of Ormos Agiou Isidorou (pop: 23) --> See nearby quakes!
19 km (12 mi) W of Karlovasi (pop: 6,710) --> See nearby quakes!
38 km (24 mi) WNW of Mytilinioi (pop: 1,980) --> See nearby quakes!
52 km (33 mi) SW of Seferihisar (İzmir, Turkey) (pop: 19,600) --> See nearby quakes!
61 km (38 mi) SSW of Urla (İzmir, Turkey) (pop: 45,200) --> See nearby quakes!
68 km (42 mi) W of Kusadasi (Aydın, Turkey) (pop: 63,200) --> See nearby quakes!
69 km (43 mi) SSE of Chios (pop: 24,000) --> See nearby quakes!
84 km (52 mi) SW of Karabağlar (İzmir, Turkey) (pop: 458,000) --> See nearby quakes!
87 km (54 mi) SW of Izmir (İzmir, Turkey) (pop: 2,500,600) --> See nearby quakes!
243 km (151 mi) E of Athens (Attica) (pop: 664,000) --> See nearby quakes!
76 km (47 mi) SSE of Chios Island (pop: 32,400) --> See nearby quakes!
58 km (36 mi) NW of Agathonisi Island (pop: 150) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky
16°C (61 F), humidity: 87%, wind: 8 m/s (15 kts) from N
Primary data source: NOA (National Observatory of Athens)Clear Sky
16°C (61 F), humidity: 87%, wind: 8 m/s (15 kts) from NEstimated released energy: 7.9 x 109 joules (2.21 megawatt hours, equivalent to 1.9 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 3.4 | 8 km | 19 Km W of Neon Karlovasion, Greece | NOA |
| M 3.5 | 5.5 km | Oniki Adalar (mediterranean Sea), Greece | KOERI-RETMC |
| M 3.5 | 5 km | Dodecanese Islands, Greece | EMSC |
User reports for this quake (1)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Torbalı (Turkey, 90 km E of epicenter) : Torbalı (reported through EMSC)
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