Moderate mag. 4.4 earthquake - 18 km southeast of Zakynthos, Zakinthos, Greece, on Sunday, August 9, 2020 at 06:11 (GMT)

Moderate mag. 4.4 earthquake - 18 km southeast of Zakynthos, Zakinthos, Greece, on Sunday, August 9, 2020 at 06:11 (GMT)

Moderate magnitude 4.4 earthquake at 10 km depth

9 Aug 06:14 UTC: First to report: GFZ after 3 minutes.
Aug 9 06:17: Magnitude recalculated from 4.5 to 4.4.
Update Sun, 9 Aug 2020, 07:51
Mild quake shakes Zakynthos Island, Greece, this morning
Loctions and felt intensity of this morning's earthquake near Zakynthos Island, Greece
Loctions and felt intensity of this morning's earthquake near Zakynthos Island, Greece
A light magnitude 4.4. earthquake shook western Greece this morning at 09:11 am local time. Its epicenter was between the popular holiday island of Zakynthos (20 km to the SE) and the Peloponnese and its depth at approx. 10-20 km.
It was widely felt in Zakynthos, especially in the coastal areas, as a light to mild shaking lasting a few seconds. Within the first 20 minutes, more than 100 people reported it to us. No damage or injuries should have occurred from the tremor.

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Earthquake data

Date & time: Aug 9, 2020 06:11:19 UTC
Magnitude: 4.4
Depth: 10.0 km
Epicenter latitude / longitude: 37.69°N / 21.07°E (Ionian Sea, Greece)
Antipode: 37.69°S / 158.93°W
Nearest volcano: Sousaki (180 km / 112 mi)
Nearby towns and cities:
8 km (5 mi) ESE of Vasilikos (pop: 285) --> See nearby quakes!
18 km (11 mi) S of Arkoudi (pop: 1,310) --> See nearby quakes!
18 km (11 mi) ESE of Zakynthos (pop: 11,500) --> See nearby quakes!
24 km (15 mi) SW of Gastouni (pop: 8,110) --> See nearby quakes!
27 km (17 mi) WSW of Amaliada (pop: 16,800) --> See nearby quakes!
32 km (20 mi) ESE of Katastari (pop: 1,380) --> See nearby quakes!
33 km (20 mi) W of Pyrgos (Pirgos) (pop: 22,400) --> See nearby quakes!
46 km (29 mi) SW of Varda (pop: 3,310) --> See nearby quakes!
85 km (53 mi) SW of Patras (pop: 168,000) --> See nearby quakes!
236 km (146 mi) W of Athens (pop: 664,000) --> See nearby quakes!
105 km (65 mi) S of Kalamos Island (pop: 496) --> See nearby quakes!
186 km (116 mi) SSE of Paxos Island (pop: 2,300) --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 2.5 x 1011 joules (69.8 megawatt hours, equivalent to 60 tons of TNT) | about seismic energy
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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.
Mag.DepthLocationSource
4.410 kmSouthern GreeceGFZ
4.510 kmSouthern GreeceEMSC
4.20 kmGrčka (Greece)SSS
4.422 km (Greece)NOA
4.210 km10 km SSW of Arkoúdi, GreeceUSGS

User reports for this quake (262)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Laganas (4 km W of epicenter) [Map] / Light shaking (MMI IV) : I was outside on a terrasse bar in front of the sea. The table and terrasse slipped to right for 20/30 cm then return to left. Just once. Not too quickly  
Alykanas (30.1 km WNW of epicenter) [Map] / Light shaking (MMI IV) : Bed shook back and forth like someone was pushing and pulling it very fast. It wasnt strong enough to knock anything over. It lasted for a few seconds.  
Zakynthos, Laganas (18.4 km WNW of epicenter) [Map] / Light shaking (MMI IV) : You could hear glass rattling and shaking on tables, ground felt as if a few super heavy trucks were passing on the road nearby  
Ammoudi (26.5 km NW of epicenter) [Map] / Weak shaking (MMI III) : Wardrobe started shaking. I didnt recognise it immediately as earthquake, then floor started shaking. Lasted only a few seconds  
Tsilivi (24.4 km NW of epicenter) [Map] / Light shaking (MMI IV) : A very loud noise/bang followed by a movement in the ground  
Ampelokipoi, Zákynthos, Ionian Islands (17 km WNW of epicenter) [Map] / Light shaking (MMI IV)
Lithakia, Zákynthos, Ionian Islands (18.3 km W of epicenter) [Map] / Light shaking (MMI IV)
alykanas beach hotel (31 km WNW of epicenter) [Map] / Light shaking (MMI IV) : laid on bed, felt shaking.  
Amoudi (28.5 km NW of epicenter) [Map] / Light shaking (MMI IV) : First earthquake. Felt initial shake and then a number of smaller ones thereafter. Weird experience  
Zakynthos airport (17.6 km WNW of epicenter) [Map] / Light shaking (MMI IV) : Airport building was vibrating  
Bessemer City (8627.1 km NW of epicenter) [Map] / Light shaking (MMI IV)
Amoudi (28.5 km NW of epicenter) [Map] / Light shaking (MMI IV) : First earthquake. Felt initial shake and then a number of smaller ones thereafter. Weird experience  
Kastro (106.7 km SSE of epicenter) [Map] / Moderate shaking (MMI V) : I was lying in bed when the bed and the wardrobe started shaking for about 15 seconds.  
Amoudi Zakynthos (28.4 km NW of epicenter) [Map] / Light shaking (MMI IV)
Vasilikos (9.1 km WNW of epicenter) [Map] / Light shaking (MMI IV) : Very short but noticeable vibrations. We were inside and the building was shaking.  
Agios sostis (19 km W of epicenter) [Map] / Light shaking (MMI IV)
Zakynthos, Skoulikado (23.2 km WNW of epicenter) [Map] / Light shaking (MMI IV)
Kalamia (20.9 km N of epicenter) [Map] / Moderate shaking (MMI V)
Gaitani, Zákynthos, Ionian Islands (21.9 km NW of epicenter) [Map] / Moderate shaking (MMI V)
Arkoudi, Ilia Prefecture, West Greece (17 km NNE of epicenter) [Map] / Light shaking (MMI IV) (reported through our app)
Ampelokipoi, Zákynthos, Ionian Islands (18.8 km WNW of epicenter) [Map] / Light shaking (MMI IV)
Katastari, Zákynthos, Ionian Islands (27.7 km WNW of epicenter) [Map] / Light shaking (MMI IV) : Woke me up.  
Katastari, Zákynthos, Ionian Islands (32.7 km WNW of epicenter) [Map] / Light shaking (MMI IV) : Very short lasting.  
Gaitani, Zákynthos, Ionian Islands (21.9 km NW of epicenter) [Map] / Moderate shaking (MMI V)
Lithakia, Zákynthos, Ionian Islands (20.5 km W of epicenter) [Map] / Light shaking (MMI IV)
Ampelokipoi, Zákynthos, Ionian Islands (16.5 km WNW of epicenter) [Map] / Moderate shaking (MMI V)
Argassi (7.9 km W of epicenter) [Map] / Moderate shaking (MMI V)
Alykanas (28.9 km NW of epicenter) [Map] / Light shaking (MMI IV)
Zakynthos, Ionian Islands (9.7 km WNW of epicenter) [Map] / Moderate shaking (MMI V)
Ampelokipoi, Zákynthos, Ionian Islands (15.6 km WNW of epicenter) [Map] / Light shaking (MMI IV)
near Zakynthos, Ionian Islands (8 km WNW of epicenter) [Map] / Weak shaking (MMI III)
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