Strong mag. 5.5 earthquake - 6.4 km northwest of Almyros, Magnesia, Thessaly, Greece, on Thursday, March 28, 1957 at 22:26 (GMT)
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Strong magnitude 5.5 earthquake at 15 km depth
Depth: 15.0 km
Epicenter latitude / longitude: 39.232°N / 22.723°E (Magnesia, Thessaly, Greece)
Antipode: 39.232°S / 157.277°W
Nearest volcano: Volos-Atalanti (23 km / 14 mi)
Nearby towns and cities:
6 km (4 mi) NNW of Almyros (Almiros) (pop: 7,960) --> See nearby quakes!
10 km (6 mi) SW of Néa Anchialos (Nea Agchialos) (pop: 5,910) --> See nearby quakes!
24 km (15 mi) SW of Volos (Thessalien) (pop: 86,000) --> See nearby quakes!
24 km (15 mi) SW of Nea Ionia (Magnesia) (pop: 32,700) --> See nearby quakes!
30 km (19 mi) ESE of Farsala (Lárisa) (pop: 10,400) --> See nearby quakes!
52 km (32 mi) SSE of Larisa (Thessalie) (pop: 144,700) --> See nearby quakes!
71 km (44 mi) E of Karditsa (pop: 32,800) --> See nearby quakes!
90 km (56 mi) ESE of Trikala (Thessalien) (pop: 61,700) --> See nearby quakes!
158 km (98 mi) S of Thessaloniki (Central Macedonia) (pop: 354,300) --> See nearby quakes!
164 km (102 mi) NNW of Athens (Attica) (pop: 664,000) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 atomic bombs!) | about seismic energy
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.
Recorded aftershocks, latest first (1 quake)
|Date and time||Mag|
|May 21, 1957 13:24|
65 years ago
|Aegean Sea, 4.4 km E of Néa Anchialos, Magnesia, Thessaly, Greece||More|