Light mag. 3.7 earthquake - Aegean Sea, 46 km southwest of Mytilene, Lesvos, North Aegean, Greece, on Monday, 1 Feb 2021 11:42 am (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 1 hour and 7 minutes earlier.
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Light magnitude 3.7 earthquake at 14 km depth
1 Feb 09:47 UTC: First to report: NOA after 5 minutes.
1 Feb 09:49: Magnitude recalculated from 3.1 to 3.2. Hypocenter depth recalculated from 28.5 to 28.8 km (from 17.7 to 17.9 mi). Epicenter location corrected by 2 km (1.2 mi) towards SSW.
1 Feb 11:47: Magnitude recalculated from 3.2 to 3.6. Hypocenter depth recalculated from 28.8 to 13.0 km (from 17.9 to 8.1 mi). Epicenter location corrected by 125 km (78 mi) towards NE.
1 Feb 12:16: Magnitude recalculated from 3.6 to 3.7. Hypocenter depth recalculated from 13.0 to 13.8 km (from 8.1 to 8.6 mi).
1 Feb 09:49: Magnitude recalculated from 3.1 to 3.2. Hypocenter depth recalculated from 28.5 to 28.8 km (from 17.7 to 17.9 mi). Epicenter location corrected by 2 km (1.2 mi) towards SSW.
1 Feb 11:47: Magnitude recalculated from 3.2 to 3.6. Hypocenter depth recalculated from 28.8 to 13.0 km (from 17.9 to 8.1 mi). Epicenter location corrected by 125 km (78 mi) towards NE.
1 Feb 12:16: Magnitude recalculated from 3.6 to 3.7. Hypocenter depth recalculated from 13.0 to 13.8 km (from 8.1 to 8.6 mi).
Date & time: 1 Feb 2021 09:42:35 UTC -
Local time at epicenter: Monday, 1 Feb 2021 11:42 am (GMT +2)
Magnitude: 3.7
Depth: 13.8 km
Epicenter latitude / longitude: 38.9287°N / 26.0747°E
(Aegean Sea, Greece)Nearest volcano: Methana (155 km / 96 mi)
Nearby towns and cities:
12 km (7 mi) SW of Agios Fokas (pop: 16) --> See nearby quakes!
29 km (18 mi) SSE of Eresos (pop: 1,040) --> See nearby quakes!
31 km (19 mi) SW of Agiasos (pop: 2,320) --> See nearby quakes!
39 km (24 mi) SSW of Ayia Paraskevi (pop: 2,200) --> See nearby quakes!
45 km (28 mi) S of Petras (pop: 1,300) --> See nearby quakes!
46 km (29 mi) WSW of Mytilene (Mitilini) (pop: 28,300) --> See nearby quakes!
63 km (39 mi) N of Chios (pop: 24,000) --> See nearby quakes!
69 km (43 mi) SW of Ayvalik (Turkey) (pop: 70,000) --> See nearby quakes!
79 km (49 mi) W of Aliağa (Turkey) (pop: 44,900) --> See nearby quakes!
230 km (143 mi) ENE of Athens (pop: 664,000) --> See nearby quakes!
35 km (22 mi) SSW of Lesvos Island (pop: 86,400) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds
18.9°C (66 F), humidity: 64%, wind: 6 m/s (12 kts) from SW
Primary data source: NOA (National Observatory of Athens)Overcast Clouds
18.9°C (66 F), humidity: 64%, wind: 6 m/s (12 kts) from SWEstimated released energy: 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 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 |
| 3.7 | 14 km | 51 Km NE From Karystos, Greece | NOA |
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