Light mag. 4.8 earthquake - Ionian Sea on Wednesday, 21 February 2018 at 23:44 (GMT)

Light mag. 4.8 earthquake  - Ionian Sea on Wednesday, 21 February 2018 at 23:44 (GMT)

Light magnitude 4.8 earthquake at 10 km depth

Date & time: 21 Feb 2018 11:44:57 UTC###AGESTRINGCOPY###
Magnitude: 4.8
Depth: 10.0 km
Epicenter latitude / longitude: 37.83°N / 20.37°E (Greece)
Nearest volcano: Sousaki (239 km / 149 mi)
Nearby towns and cities:
34 km (21 mi) W of Katastárion (Zákynthos) (pop: 1,380)
40 km (25 mi) SW of Argostólion (Argostoli) (pop: 9,820)
47 km (29 mi) W of Zakynthos (Zakinthos) (pop: 11,500)
86 km (54 mi) W of Amaliáda (Amaliada) (pop: 16,800)
96 km (59 mi) W of Pýrgos (Pirgos) (pop: 22,400)
126 km (79 mi) SW of Agrínio (Agrinio) (pop: 46,900)
128 km (80 mi) SW of Pátra (Patra) (pop: 168,000)
294 km (183 mi) W of Athens (pop: 664,000)
Primary data source: GFZ
Estimated released energy: 1 x 1012 joules (278 megawatt hours, equivalent to 239 tons of TNT) [learn more]
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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.
M 4.810 kmIonian SeaGFZ

User reports for this quake (20)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Haropo - Serres Makedonia Greece (459.2 km NNE of epicenter) [Map] / Weak shaking (MMI III) : I felt a weak shaking while sitting in my vehicle..
Bansko, Bulgarai / Light shaking (MMI IV)
(Greece, 37 km N of epicenter) : I was in bed sleeping and the earthquake woke me up. I live on the other side of the island Kefalonia so I was far from the epicenter but the whole house moved. Wasn't so frightening! (reported through EMSC)
Varvara (Greece, 26 km NE of epicenter) : Noise and vibration (reported through EMSC)
Peratata (Greece, 39 km N of epicenter) : Woke us, felt bump then steady shaking for a few seconds (reported through EMSC)
Thessaloniki (Greece, 382 km NE of epicenter) : Just felt (reported through EMSC)
Patras (Greece, 128 km E of epicenter) : Slightly felt but had duration io (reported through EMSC)
Lixouri (Greece, 41 km N of epicenter) : Really long shake , definitely longer that 15 sec but felt no more than 3,5 Richter scale .... (reported through EMSC)
(Greece, 36 km E of epicenter) : Ζάκυνθος. 4-5 ρίχτερ. Περίπου 5 seconds. Πρώτα άκουσα την βοή. (reported through EMSC)
(Greece, 187 km NE of epicenter) : Long duration of shake but no noise. Maybe the epicenter was too deep (reported through EMSC)
(Greece, 187 km NE of epicenter) : Seemed shallow & widespread ... (reported through EMSC)
(Greece, 187 km NE of epicenter) : Didn't feel like a 5.0 but it was a long lasting shake! (reported through EMSC)
Patra (Greece, 127 km E of epicenter) : Πολύ μικρός σε ένταση...με διάρκεια. (reported through EMSC)
Pirgos (Greece, 94 km E of epicenter) : 5ος όροφος στον Πύργο Ηλείας, μεγάλη διάρκεια περίπου στα 20 δευτερόλεπτα. Χωρίς μεγάλες επιταχύνσεις, με δύο πιο δυνατά κουνήματα κατά τη διάρκεια της δόνησης. (reported through EMSC)
(Greece, 90 km E of epicenter) : Ελαφρά δόνηση σαν κυματισμός. (reported through EMSC)
Kalamaki (Greece, 48 km E of epicenter) : The biggest in this yearMaxairado-about 8 second shaking (reported through EMSC)
Zakinthos (Greece, 46 km E of epicenter) : ΕΊΧΕ ΔΥΝΑΤΉ ΒΟΥΉ ΚΑΙ ΚΟΥΝΟΎΣΕ ΚΑΛΑ (reported through EMSC)
Zakinthos (Greece, 46 km E of epicenter) : I was lying, but awake, felt like 4 ~ 5 . Two to three seconds . (reported through EMSC)
Agrilia (Greece, 44 km E of epicenter) : It wake me up. Long and firm. (reported through EMSC)
Katastari (Greece, 33 km E of epicenter) : Strong shake with continued movement sway afterwards. (reported through EMSC)
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Earlier earthquakes in the same area

Light mag. 4.8 earthquake - Ionian Sea on Wednesday, 21 February 2018 at 23:44 (GMT)
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