Moderate mag. 4.2 earthquake - 84 km southwest of İzmir, Turkey, Greece, on Saturday, 31 Oct 2020 3:40 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 14 hours earlier.
Moderate mag. 4.2 earthquake - 84 km southwest of İzmir, Turkey, Greece, on Saturday, 31 Oct 2020 3:40 am (GMT +2)

Moderate magnitude 4.2 earthquake at 7 km depth

31 Oct 01:44 UTC: First to report: GFZ after 4 minutes.
31 Oct 01:46: Epicenter location corrected by 1.4 km (0.9 mi) towards SE.
31 Oct 01:56: Now using data updates from NOA
31 Oct 02:36: Magnitude recalculated from 4.1 to 4.2. Hypocenter depth recalculated from 11.0 to 7.0 km (from 6.8 to 4.3 mi). Epicenter location corrected by 2.6 km (1.6 mi) towards ESE.
Date & time: 31 Oct 2020 01:40:30 UTC -
Local time at epicenter: Saturday, 31 Oct 2020 3:40 am (GMT +2)
Magnitude: 4.2
Depth: 7.0 km
Epicenter latitude / longitude: 37.8305°N / 26.5311°E (Aegean Sea, Greece)
Nearest volcano: Akyarlar (118 km / 73 mi)
Nearby towns and cities:
10 km (6 mi) NNW of Ormos Agiou Isidorou (pop: 23) --> See nearby quakes!
16 km (10 mi) WNW of Karlovasi (pop: 6,710) --> See nearby quakes!
35 km (22 mi) WNW of Mytilinioi (pop: 1,980) --> See nearby quakes!
49 km (30 mi) SSW of Seferihisar (Turkey) (pop: 19,600) --> See nearby quakes!
58 km (36 mi) SSW of Urla (Turkey) (pop: 45,200) --> See nearby quakes!
59 km (36 mi) SSE of Çeşme (Turkey) (pop: 21,300) --> See nearby quakes!
64 km (40 mi) W of Kusadasi (Turkey) (pop: 63,200) --> See nearby quakes!
69 km (43 mi) SSE of Chios (pop: 24,000) --> See nearby quakes!
80 km (50 mi) SW of Karabağlar (Turkey) (pop: 458,000) --> See nearby quakes!
247 km (153 mi) E of Athens (pop: 664,000) --> See nearby quakes!
77 km (48 mi) SSE of Chios Island (pop: 32,400) --> See nearby quakes!
56 km (35 mi) NW of Agathonisi Island (pop: 150) --> See nearby quakes!
154 km (96 mi) S of Lesvos Island (pop: 86,400) --> See nearby quakes!
Weather at epicenter at time of quake:
Few Clouds 14°C (57 F), humidity: 87%, wind: 8 m/s (16 kts) from N
Primary data source: NOA (National Observatory of Athens)
Estimated released energy: 1.3 x 1011 joules (35 megawatt hours, equivalent to 30.1 tons of TNT) More info
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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.
M 4.27 km49 Km SSW of Seferihisar, GreeceNOA
M 4.27 kmDodecanese Islands, GreeceEMSC
M 4.35.7 kmOniki Adalar (mediterranean Sea), GreeceKOERI-RETMC
M 4.410 kmDodecanese Islands, GreeceGFZ
M 4.029 km17 Km WNW of Néon Karlovásion, GreeceUSGS

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Dalyan (218.3 km ESE of epicenter) [Map] / not felt (reported through our app)
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area

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