Strong mag. 5.3 earthquake - Ionian Sea, 51 km southwest of Zante, Zakynthos, Ionian Islands, Greece, on Tuesday, October 30, 2018 at 02:59 (GMT)

This quake was likely an aftershock of the 6.7 quake Ionian Sea, 29 km southwest of Lithakia, Greece, October, 25 2018 22:54 GMT, which had occurred 4 days earlier.
Strong mag. 5.3 earthquake - Ionian Sea, 51 km southwest of Zante, Zakynthos, Ionian Islands, Greece, on Tuesday, October 30, 2018 at 02:59 (GMT)

Strong magnitude 5.3 earthquake at 10 km depth

30 Oct 03:02 UTC: First to report: GFZ after 3 minutes.
Oct 30 03:06: Magnitude recalculated from 5.5 to 5.3.
Date & time: Oct 30, 2018 02:59:58 UTC
Magnitude: 5.3
Depth: 10.0 km
Epicenter latitude / longitude: 37.49°N / 20.45°E (Ionian Sea, Greece)
Antipode: 37.49°S / 159.55°W
Nearest volcano: Sousaki (236 km / 147 mi)
Nearby towns and cities:
37 km (23 mi) WSW of Keri (pop: 469) --> See nearby quakes!
47 km (29 mi) SW of Katastari (pop: 1,380) --> See nearby quakes!
51 km (32 mi) SW of Zante (pop: 11,500) --> See nearby quakes!
77 km (48 mi) S of Argostoli (pop: 9,820) --> See nearby quakes!
81 km (50 mi) WSW of Gastouni (pop: 8,110) --> See nearby quakes!
86 km (54 mi) WSW of Amaliada (pop: 16,800) --> See nearby quakes!
90 km (56 mi) WSW of Pyrgos (Pirgos) (pop: 22,400) --> See nearby quakes!
141 km (87 mi) SW of Patras (pop: 168,000) --> See nearby quakes!
155 km (97 mi) WNW of Kalamata (pop: 54,100) --> See nearby quakes!
293 km (182 mi) W of Athens (pop: 664,000) --> See nearby quakes!
133 km (83 mi) SSW of Kalamos Island (pop: 496) --> See nearby quakes!
331 km (206 mi) WSW of Eubee Island (pop: 198,100) --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 5.6 x 1012 joules (1.56 gigawatt hours, equivalent to 1344 tons of TNT) More info
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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
5.310 kmIonian SeaGFZ
5.410 km IONIAN SEAEMSC
5.610 km- 40km SW of Mouzaki, GreeceUSGS
5.333 kmIonian SeaGeoAu
5.46.9 km34 Km SSW from VolimesNOA
5.428 kmGrčkaSSS

User reports for this quake (36)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Zakynthos Tsilivi 17:10 am 30.10.2018 / Light shaking (MMI IV) : Die Erde bewegt sich immer noch, seit Freitagnacht. Aber Heute gegen 17:10 Uhr war es sehr stark, und legte noch einmal nach, dass ich aus dem Haus gegangen bin. War nicht ganz einfach für mich.  
Valsamata, Kefallonia, Ionian Islands (72.5 km N of epicenter) [Map] / Moderate shaking (MMI V) : A big jolt and lots of shaking. (reported through our app)  
Lakithra, Kefalonia (82.6 km N of epicenter) [Map] / Moderate shaking (MMI V) : Woke us up  
Zakynthos / Moderate shaking (MMI V)
Ampelokipoi, Zákynthos, Ionian Islands (47.1 km ENE of epicenter) [Map] / Moderate shaking (MMI V) : Awoke by shaking  
spartia, kefalonia / Moderate shaking (MMI V) : Woke up to rattling doors and loud rumbling lasted maybe 5 - 10 seconds Still scary but can appreciate that the buildings are built to earthquake standard so quite safe  
Argostoli Kefalonia / Moderate shaking (MMI V) : Awoke to a strong rumbling which started building slowly. Pets scared. No damage.  
Valsamata, Kefallonia, Ionian Islands (70.6 km N of epicenter) [Map] / Weak shaking (MMI III) : It woke me up! At least not a long one. (reported through our app)  
serrone (fr) (795.1 km NW of epicenter) [Map] / not felt : l am sleeping (reported through our app)  
Zane town / Moderate shaking (MMI V)
Katastari, Zákynthos, Ionian Islands (48 km NE of epicenter) [Map] / Moderate shaking (MMI V) : Woke me from my sleep (reported through our app)  
near Lefkada, Ionian Islands (134 km N of epicenter) [Map] / Light shaking (MMI IV)
Zante / Moderate shaking (MMI V)
Alykes (47.5 km NE of epicenter) [Map] / Light shaking (MMI IV) : House rocked and creaked it woke me up. (reported through our app)  
SKALA, KEFALONIA / Weak shaking (MMI III)
Zakynthos / Moderate shaking (MMI V)
(Greece, 104 km N of epicenter) : Katsarata, Kefalonia. Brief tremor at 5.00 am. Shook bed and pendant light swinging. (reported through EMSC)  
(Greece, 69 km NE of epicenter) : Felt a heavy thud to the house then the bed shook but only for about 10 seconds (reported through EMSC)  
(Greece, 214 km NE of epicenter) : Light shaking (reported through EMSC)  
(Greece, 49 km NE of epicenter) : Used to earthquakes, a nice morning jolt following the 6.8 on the 26/10. (reported through EMSC)  
(Greece, 103 km NE of epicenter) : Απλά μας ξύπνησε (reported through EMSC)  
(Greece, 65 km N of epicenter) : It seemed to be building for some time before it reached a peak (reported through EMSC)  
(Greece, 45 km NE of epicenter) : Wish these would stop woke me up from sleep (reported through EMSC)  
Lefkáda (Greece, 147 km N of epicenter) : Πολύ αισθητός με Μίκη διάρκεια. (reported through EMSC)  
Lefkada (Greece, 145 km N of epicenter) : Αισθητό κούνημα. (reported through EMSC)  
Nydri (Greece, 132 km N of epicenter) : Short one, but woke me up. (reported through EMSC)  
(Greece, 104 km E of epicenter) : Αρκετά. Καλός ξυπνήσαμε (reported through EMSC)  
Pyrgos (Greece, 91 km E of epicenter) : Μεγάλος!!!! (reported through EMSC)  
Lixouri (Greece, 74 km N of epicenter) : Δυνατός με μικρή διάρκειαΜας ξύπνησε (reported through EMSC)  
Argostoli (Greece, 71 km N of epicenter) : Woke me up. (reported through EMSC)  
Zakynthos (Greece, 51 km NE of epicenter) : Παρόλο σε ισόγειο σε χωριό 14χλμ του Λαγανά τον άκουσα αρκετά.. Είχε κ διάρκεια! (reported through EMSC)  
Zakynthos (Greece, 50 km NE of epicenter) : Just amazing view (reported through EMSC)  
(Greece, 48 km NE of epicenter) : When will they stop. Gave us a good shake enough to wake us up (reported through EMSC)  
(Greece, 47 km NE of epicenter) : Quite a bit of shaking, woke me up (reported through EMSC)  
(Greece, 45 km NE of epicenter) : Woke us up . (reported through EMSC)  
(Greece, 45 km NE of epicenter) : Αρκετα δυνατος μας ξυπνησε (reported through EMSC)  
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