Light mag. 3.8 earthquake - 80 km south of İzmir, Turkey, Greece, on Friday, 30 Oct 2020 4:35 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 2 hours and 44 minutes earlier.
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Light magnitude 3.8 earthquake at 10 km depth
30 Oct 14:40 UTC: First to report: EMSC after 5 minutes.
30 Oct 14:41: Hypocenter depth recalculated from 5.0 to 2.0 km (from 3.1 to 1.2 mi). Epicenter location corrected by 1.4 km (0.9 mi) towards SE.
30 Oct 15:13: Magnitude recalculated from 3.7 to 3.8. Hypocenter depth recalculated from 2.0 to 10.0 km (from 1.2 to 6.2 mi). Epicenter location corrected by 18.3 km (11.4 mi) towards SSE.
30 Oct 14:41: Hypocenter depth recalculated from 5.0 to 2.0 km (from 3.1 to 1.2 mi). Epicenter location corrected by 1.4 km (0.9 mi) towards SE.
30 Oct 15:13: Magnitude recalculated from 3.7 to 3.8. Hypocenter depth recalculated from 2.0 to 10.0 km (from 1.2 to 6.2 mi). Epicenter location corrected by 18.3 km (11.4 mi) towards SSE.
Date & time: 30 Oct 2020 14:35:29 UTC -
Local time at epicenter: Friday, 30 Oct 2020 4:35 pm (GMT +2)
Magnitude: 3.8
Depth: 10.0 km
Epicenter latitude / longitude: 37.71°N / 26.96°E

Nearest volcano: Akyarlar (87 km / 54 mi)
Nearby towns and cities:
1 km (1 mi) WNW of Potami Mesokampou (pop: 40) --> See nearby quakes!
10 km (6 mi) SE of Kokkari (pop: 1,060) --> See nearby quakes!
24 km (15 mi) ESE of Karlovasi (pop: 6,710) --> See nearby quakes!
31 km (19 mi) WSW of Kusadasi (Aydın, Turkey) (pop: 63,200) --> See nearby quakes!
39 km (25 mi) W of Söke (Aydın, Turkey) (pop: 68,200) --> See nearby quakes!
45 km (28 mi) NW of Didim (Aydın, Turkey) (pop: 26,000) --> See nearby quakes!
45 km (28 mi) SW of Selçuk (İzmir, Turkey) (pop: 29,100) --> See nearby quakes!
61 km (38 mi) SW of Torbalı (İzmir, Turkey) (pop: 50,300) --> See nearby quakes!
159 km (99 mi) SSE of Mytilene (Mitilini) (pop: 28,300) --> See nearby quakes!
285 km (177 mi) E of Athens (Attica) (pop: 664,000) --> See nearby quakes!
27 km (17 mi) N of Agathonisi Island (pop: 150) --> See nearby quakes!
111 km (69 mi) SE of Chios Island (pop: 32,400) --> See nearby quakes!
Weather at epicenter at time of quake:
Scattered Clouds
24°C (75 F), humidity: 60%, wind: 2 m/s (4 kts) from ESE
Primary data source: EMSC (European-Mediterranean Seismological Centre)Scattered Clouds

Estimated 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 | 10 km | Dodecanese Islands, Greece | EMSC |
M 3.7 | 4.6 km | Kusadasi Korfezi (aegean Sea), Greece | KOERI-RETMC |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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There are no user reports for this quake yet. If you felt it Earlier earthquakes in the same area since 1900
- Date / time UTC| Mag |Depth|Age|Distance| Details
- 09 Jul 1956 03:11| 7.7 |20km / 12.4mi|65 years ago|146km / 91mi| Aegean Sea, 19 km S of Amorgos, Nomos Kykladon, South Aegean, Greece
- 25 Apr 1957 02:25| 7.3 |35km / 22mi|64 years ago|212km / 132mi| Eastern Mediterranean, 46 km SW of Fethiye, Muğla, Turkey
- 09 Feb 1948 12:58| 7.3 |15km / 9.3mi|73 years ago|232km / 144mi| 15 km N of Karpathos, Dodecanese, South Aegean, Greece
- 19 Dec 1981 14:10| 7.2 |10km / 6.2mi|39 years ago|228km / 141mi| Aegean Sea, 125 km NW of Хиос, Chios, North Aegean, Greece
- 24 Apr 1957 19:10| 7.1 |35km / 22mi|64 years ago|214km / 133mi| Eastern Mediterranean, 27 km SE of Sarigerme, Ortaca, Muğla, Turkey
- 26 Jun 1926 19:46| 6.9 |15km / 9.3mi|95 years ago|115km / 72mi| Aegean Sea, 16 km SW of Kéfalos, Dodecanese, South Aegean, Greece
- 30 Oct 2020 11:51| 6.7 |2km / 1.2mi|18 weeks ago|27km / 17mi| Aegean Sea, 17 km NE of Karlovasi, Samos, North Aegean, Greece
- 20 Jul 2017 22:31| 6.6 |11km / 6.8mi|4 years ago|97km / 60mi| Aegean Sea, 11 km SE of Bodrum, Muğla, Turkey
- 16 Jul 1955 07:07| 6.6 |15km / 9.3mi|66 years ago|30km / 19mi| 18 km SW of Söke, Aydın, Turkey
- 23 Jul 1949 15:03| 6.5 |15km / 9.3mi|72 years ago|120km / 75mi| Aegean Sea, 10.1 km NW of Karaburun, Izmir, Turkey
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