Weak mag. 3.1 earthquake - Aegean Sea, 43 km southwest of Mytilene, Lesvos, North Aegean, Greece, on Monday, 1 Feb 2021 4:19 pm (GMT +2) -
This quake was likely an aftershock of the 5.1 quake Aegean Sea, 15 km southeast of Nisida Garmpias Island, Greece, 1 Feb 2021 10:35 am (GMT +2), which had occurred 6 hours earlier.
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Weak magnitude 3.1 earthquake at 17 km depth
1 Feb 14:23 UTC: First to report: EMSC after 4 minutes.
1 Feb 14:26: Magnitude recalculated from 3.1 to 2.9. Hypocenter depth recalculated from 2.0 to 3.0 km (from 1.2 to 1.9 mi). Epicenter location corrected by 3.3 km (2.1 mi) towards N.
1 Feb 14:48: Hypocenter depth recalculated from 10.0 to 16.5 km (from 6.2 to 10.3 mi). Epicenter location corrected by 8.1 km (5.1 mi) towards W.
1 Feb 14:26: Magnitude recalculated from 3.1 to 2.9. Hypocenter depth recalculated from 2.0 to 3.0 km (from 1.2 to 1.9 mi). Epicenter location corrected by 3.3 km (2.1 mi) towards N.
1 Feb 14:48: Hypocenter depth recalculated from 10.0 to 16.5 km (from 6.2 to 10.3 mi). Epicenter location corrected by 8.1 km (5.1 mi) towards W.
Date & time: 1 Feb 2021 14:19:46 UTC -
Local time at epicenter: Monday, 1 Feb 2021 4:19 pm (GMT +2)
Magnitude: 3.1
Depth: 16.5 km
Epicenter latitude / longitude: 38.9017°N / 26.1392°E
(Aegean Sea, Greece)Nearest volcano: Kenger (210 km / 130 mi)
Nearby towns and cities:
12 km (8 mi) SSW of Agios Fokas (pop: 16) --> See nearby quakes!
28 km (18 mi) SW of Agiasos (pop: 2,320) --> See nearby quakes!
35 km (22 mi) SSE of Eresos (pop: 1,040) --> See nearby quakes!
37 km (23 mi) S of Kalloni (pop: 1,780) --> See nearby quakes!
43 km (26 mi) WSW of Mytilene (Mitilini) (pop: 28,300) --> See nearby quakes!
59 km (37 mi) N of Chios (pop: 24,000) --> See nearby quakes!
67 km (41 mi) SW of Ayvalik (Turkey) (pop: 70,000) --> See nearby quakes!
73 km (45 mi) W of Aliağa (Turkey) (pop: 44,900) --> See nearby quakes!
84 km (52 mi) NW of Urla (Turkey) (pop: 45,200) --> See nearby quakes!
234 km (145 mi) ENE of Athens (pop: 664,000) --> See nearby quakes!
36 km (22 mi) SSW of Lesvos Island (pop: 86,400) --> See nearby quakes!
Weather at epicenter at time of quake:
Few Clouds
18°C (64 F), humidity: 68%, wind: 14 m/s (27 kts) from S
Primary data source: NOA (National Observatory of Athens)Few Clouds
18°C (64 F), humidity: 68%, wind: 14 m/s (27 kts) from SEstimated released energy: 2.8 x 109 joules (783 kilowatt hours, equivalent to 0.674 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 |
| 3.1 | 17 km | 43 Km WSW From Mitilini, Greece | NOA |
| 3.1 | 9.1 km | MIDILLI ADASI (AEGEAN SEA), Greece | KOERI-RETMC |
| 3.0 | 16 km | 36 Km SW From Mitilini, Greece | EMSC |
User reports for this quake
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