Light mag. 3.1 earthquake - Ionian Sea, 24 km northeast of Patras, Achaea, West Greece, on Wednesday, 17 February 2021 at 03:39 (GMT) -
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Greece| West Greece | Central Greece | Attica
Light magnitude 3.1 earthquake at 8 km depth
17 Feb 10:00 UTC: First to report: EMSC after 6 hours.
Date & time: 17 Feb 2021 03:39:21 UTC -
Depth: 8.0 km
Epicenter latitude / longitude: 38.35°N / 21.98°E (Ionian Sea, Greece)
Nearest volcano: Sousaki (108 km / 67 mi)
Nearby towns and cities:
6 km (4 mi) NNW of Kamarai (pop: 1,200) --> See nearby quakes!
14 km (9 mi) ESE of Nafpaktos (pop: 13,400) --> See nearby quakes!
14 km (9 mi) NW of Aigio (pop: 20,400) --> See nearby quakes!
24 km (15 mi) ENE of Patras (pop: 168,000) --> See nearby quakes!
34 km (21 mi) NE of Vrachnaiika (pop: 2,570) --> See nearby quakes!
37 km (23 mi) SE of Thérmo (Thermo) (pop: 1,960) --> See nearby quakes!
37 km (23 mi) NNW of Kalavryta (pop: 1,630) --> See nearby quakes!
40 km (25 mi) WSW of Itea (pop: 4,780) --> See nearby quakes!
40 km (25 mi) WSW of Amfissa (pop: 6,850) --> See nearby quakes!
158 km (98 mi) WNW of Athens (pop: 664,000) --> See nearby quakes!
140 km (87 mi) WNW of Nisi Agkistri Island (pop: 1,140) --> See nearby quakes!
Primary data source: EMSC (European-Mediterranean Seismological Centre)
Estimated 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.
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.