Moderate mag. 4.5 earthquake - 157 km southwest of Pátra, Patra, Achaia, Greece, on 22 Oct 2:00 am (GMT +3) -

Moderate mag. 4.5 earthquake - 157 km southwest of Pátra, Patra, Achaia, Greece, on 22 Oct 2:00 am (GMT +3)

Moderate magnitude 4.5 earthquake at 9 km depth

21 Oct 23:03 UTC: First to report: EMSC after 3 minutes.
21 Oct 23:06: Hypocenter depth recalculated from 10.0 to 5.0 km (from 6.2 to 3.1 mi). Epicenter location corrected by 8 km (5 mi) towards SSW.
... [show all] ...
22 Oct 00:01: Magnitude recalculated from 5.3 to 5.4. Hypocenter depth recalculated from 10.0 to 7.0 km (from 6.2 to 4.3 mi). Epicenter location corrected by 2.3 km (1.4 mi) towards E.
Date & time: 21 Oct 2020 23:00:15 UTC -
Local time at epicenter: 22 Oct 2:00 am (GMT +3)
Magnitude: 4.5
Depth: 9.0 km
Epicenter latitude / longitude: 37.2601°N / 20.4584°E (Ionian Sea, Greece)
Nearest volcano: Sousaki (248 km / 154 mi)
Nearby towns and cities:
55 km (34 mi) SW of Keri (pop: 469) --> See nearby quakes!
69 km (43 mi) SSW of Katastari (pop: 1,380) --> See nearby quakes!
70 km (43 mi) SSW of Zakynthos (pop: 11,500) --> See nearby quakes!
87 km (54 mi) SW of Arkoudi (pop: 1,310) --> See nearby quakes!
96 km (60 mi) SW of Gastouni (pop: 8,110) --> See nearby quakes!
96 km (60 mi) SW of Kyllini (pop: 1,080) --> See nearby quakes!
98 km (61 mi) WSW of Pýrgos (Pirgos) (pop: 22,400) --> See nearby quakes!
99 km (61 mi) SW of Amaliada (pop: 16,800) --> See nearby quakes!
157 km (97 mi) SW of Patras (pop: 168,000) --> See nearby quakes!
299 km (186 mi) WSW of Athens (pop: 664,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky 21.3°C (70 F), humidity: 63%, wind: 6 m/s (13 kts) from N
Primary data source: NOA (National Observatory of Athens)
Estimated released energy: 3.5 x 1011 joules (98.6 megawatt hours, equivalent to 84.8 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.
MagnitudeDepthLocationSource
4.59 km98 Km WSW of Pyrgos, GreeceNOA
4.910 kmIonian Sea, GreeceGFZ
5.252 kmIonian Sea, GreeceGeoAu
5.210 kmIonian Sea, GreeceEMSC
5.26.6 km52 Km SSW of Lithakiá, GreeceUSGS
5.020 kmMar Ionio Meridionale (MARE), GreeceINGV
5.210 kmKerion / Ionisches Meer, GreeceZAMG
4.910 kmIonian Sea, GreeceBMKG

User reports for this quake (81)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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72.4 km NNE of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : Wardrobe shaking, windows rattling, light objects on furniture fell over, seemed like 2 waves, 2nd definiately longer and stronger may have been afterquake, weird but in town i am in (Tsilivi) usually we do not feel the quakes affecting Zakynthos so much, so got a bit thrilled this time... | 3 users found this interesting.  
Tsilivi, Zante / Light shaking (MMI IV) / 5-10 s : Woken from my sleep at around 2am as I could feel the bed shaking slightly and noticeably the wooden wardrobe in the villa was shaking and the doors were banging. This lasted for just a few seconds. Nothing else noticeable. | One user found this interesting.  
Zakynthos Town / Light shaking (MMI IV) : I thought a Wind hard started rattling the windowblinds. That noise awakened me. When suddenly my 4 floors high house started to swing.. 5-8 seconds. Jumped under doorframe | One user found this interesting.  
Alykes, Zakynthos / Light shaking (MMI IV) / 15-20 s : Was woken by the bed rocking around 2am and initially thought it was my partner moving, then realised that the cupboards and doors were creaking and crockery rattling. He also woke and wondered what it was. Thought it was a wind storm at first.  
Kyllini Beach (89.9 km NE of epicenter) [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s
Kyllini Beach (89.9 km NE of epicenter) [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s
Kyllini Beach (89.8 km NE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating : -  
69.2 km NE of epicenter [Map] / Strong shaking (MMI VI) / horizontal (sideways) swinging / 5-10 s
530 km N of epicenter [Map] / not felt (reported through our app)
Kalamaki (63.3 km NE of epicenter) [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 5-10 s
Alakanas, Zakynthos (71.2 km NNE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 5-10 s
366.1 km NNW of epicenter [Map] / Very weak shaking (MMI II) (reported through our app)
Kalamaki (65.8 km NE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : My first ever experience of an earthquake, first was small then a larger quake.  
69.9 km NNE of epicenter [Map] / Weak shaking (MMI III) / horizontal (sideways) swinging / 2-5 s (reported through our app)
Zakynthos / Light shaking (MMI IV) : The Building was moving and wake up in the bed. | One user found this interesting.  
Zante Tsilivi / Light shaking (MMI IV) / horizontal (sideways) swinging
Zante Tsilivi / Light shaking (MMI IV) / horizontal (sideways) swinging
Zante Tsilivi / Light shaking (MMI IV) / horizontal (sideways) swinging
Alikanas / Moderate shaking (MMI V) / horizontal (sideways) swinging / 5-10 s : We were woke up by shaking 5-10 sec  
Skala / Very weak shaking (MMI II) / rattling, vibrating / 10-15 s
Keri, Zakynthos / Light shaking (MMI IV) / rattling, vibrating : Woken by bed and shutters rattling - lasted about 20 seconds.  
Alikanas, Zakynthos / Light shaking (MMI IV) / horizontal (sideways) swinging / 20-30 s
Zakynthos / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s
Keri, Zakynthos / Light shaking (MMI IV) / rattling, vibrating : Woken by bed and shutters rattling - lasted about 20 seconds.  
gastouni / Light shaking (MMI IV) / single lateral shake / 1-2 s
Zakynthos / Moderate shaking (MMI V) / rattling, vibrating / 15-20 s
Marathias / Weak shaking (MMI III) / 5-10 s
Kalamaki / Weak shaking (MMI III) / 2-5 s
Kalamaki, zante / Light shaking (MMI IV) / horizontal (sideways) swinging / 5-10 s
Tsilivi / Light shaking (MMI IV) / horizontal (sideways) swinging / 10-15 s : Bed and cupboard shaking  
Laganas, Zakynthos / Moderate shaking (MMI V)
Laganas zakynr / Moderate shaking (MMI V) : I wake up by the shaking bed  
Zakynthos town / Weak shaking (MMI III)
Kalamaki zante / Moderate shaking (MMI V) / 5-10 s : First experience of an earthquake initially thought I was dreaming.  
Argostoli / Weak shaking (MMI III)
Zakyntos tsilivi / Light shaking (MMI IV) / horizontal (sideways) swinging
Zakynthos / Light shaking (MMI IV) / rattling, vibrating / 5-10 s
Planos, zante / Moderate shaking (MMI V) / horizontal (sideways) swinging
Vasilaikos / Weak shaking (MMI III) / horizontal (sideways) swinging / 2-5 s : Woke up at night by shaking bed  
Zakynthos / Moderate shaking (MMI V)
Kyllini / Weak shaking (MMI III) / horizontal (sideways) swinging / 1-2 s : I am at Kyllini Beach  
Tsilivi (Zante) / Light shaking (MMI IV) / horizontal (sideways) swinging / 10-15 s
Skala / Very weak shaking (MMI II) / rattling, vibrating / 10-15 s
Amaliáda (Greece, 102 km NE of epicenter) : Άκουσα τα γαρδελακια μου αναστατωμενα στο κλουβί, αμέσως μετά άρχισε. Ήπιος με διάρκεια όμως (reported through EMSC)  
Lithakiá (Greece, 65 km NE of epicenter) : Zwo Short Shakes in Keri Zakynthos (reported through EMSC)  
Skala (Greece, 100 km N of epicenter) : Réveil la nuit, j'ai compté 30 secondes de secousses (reported through EMSC)  
Municipality of Patras (Greece, 158 km NE of epicenter) : Μεγάλη διάρκεια αισθητός προς το τέλος πιο έντονα, έντονη ζάλη (reported through EMSC)  
(Greece, 111 km NE of epicenter) : Ήρεμος αλλά με διάρκεια (reported through EMSC)  
Zacháro (Greece, 106 km E of epicenter) : Κουνηθηκαμε αρκετά και με διάρκεια (reported through EMSC)  
Pýrgos (Greece, 98 km NE of epicenter) : Αρκετή ώρα (reported through EMSC)  
Bókhali (Greece, 73 km NE of epicenter) : It woke me up at 2:02. Lasted for 3-4 seconds but was quite significant (reported through EMSC)  
Gaïtánion (Greece, 73 km NE of epicenter) : Woke me up with violent shaking and continued rocking for what seemed a long time. (reported through EMSC)  
Zakynthos (Greece, 72 km NE of epicenter) : Ητσν δυνατος κουνηθηκαμε αρκεταΑπο Ζάκυνθο (reported through EMSC)  
Paskuqan (Albania, 464 km NW of epicenter) : Thoj njeri e ndjeva kot se e keni fiksim (reported through EMSC)  
Paskuqan (Albania, 464 km NW of epicenter) : Termeti ra ngreqi o shqiptar mos thoni e ndjeva kot (reported through EMSC)  
Gjirokastër (Albania, 320 km NW of epicenter) : Terrible !!! (reported through EMSC)  
Néo Psychikó (Greece, 303 km E of epicenter) : I heard the safety steel bars on the windowsmoving... (reported through EMSC)  
Kariótai (Greece, 177 km N of epicenter) : it just woke me up. light shake. (reported through EMSC)  
Kariótai (Greece, 177 km N of epicenter) : Πολυ ελαφρύ κούνημα στη Λευκάδα (reported through EMSC)  
Agrinio (Greece, 176 km NE of epicenter) : Felt it, it wad a long one (reported through EMSC)  
(Greece, 176 km NE of epicenter) : Weakly felt in Agrinio, noticeable, very weak push, heard the wardrobe also. (reported through EMSC)  
Nidhríon (Greece, 168 km N of epicenter) : It was quite long and wobbly! (reported through EMSC)  
Agios Ilias (Greece, 167 km N of epicenter) : Παράξενος σεισμός... Μεγάλη διάρκεια! (reported through EMSC)  
Municipality of Patras (Greece, 158 km NE of epicenter) : Είχε διάρκεια όχι κάτι το ιδιαίτερο όμως. (reported through EMSC)  
Pátra (Greece, 158 km NE of epicenter) : Αρκετά αισθητός και στην Πάτρα και με μεγάλη διάρκεια (reported through EMSC)  
Pátra (Greece, 158 km NE of epicenter) : Μεγάλη διάρκεια, σιγανό κούνημα περίεργο, αίσθηση έντονης ζαλης (reported through EMSC)  
Kalamata (Greece, 145 km E of epicenter) : Ήπια ταλάντωση με διάρκεια 15" περίπου. (reported through EMSC)  
Káto Achaḯa (Greece, 140 km NE of epicenter) : Μαλακό κούνημα με μεγάλη διάρκεια (reported through EMSC)  
Lixoúri (Greece, 110 km NW of epicenter) : ΣΙΓΑΝΟ ΚΟΥΝΗΜΑ ΧΩΡΙΣ ΒΟΗ (reported through EMSC)  
Chóra (Greece, 110 km E of epicenter) : Fairly strong swaying motion in Southern Peloponnese (reported through EMSC)  
Karátoula (Greece, 109 km NE of epicenter) : Αρκετό κούνημα αλλά ελαφρύ... (reported through EMSC)  
Póros (Greece, 107 km N of epicenter) : Very gentle, no noise. (reported through EMSC)  
Zacháro (Greece, 106 km E of epicenter) : Στην Ζαχάρω κουνηθηκαμε αρκετά και με διάρκεια (reported through EMSC)  
Pýrgos (Greece, 98 km NE of epicenter) : Αρκετά μεγάλη διάρκεια. (reported through EMSC)  
Municipality of Pyrgos (Greece, 98 km NE of epicenter) : Πύργος Ηλείας, ήπια προς αρκετά αισθητή η δόνηση, με μεγάλη διάρκεια, γύρω στα 30 και πλέον δευτερόλεπτα (reported through EMSC)  
Municipality of Pyrgos (Greece, 98 km NE of epicenter) : s smooth oscillation, but unusually long duration.. (reported through EMSC)  
Vartholomió (Greece, 96 km NE of epicenter) : Μαλακό και ήπιο κούνημα με διάρκεια... (reported through EMSC)  
Bókhali (Greece, 73 km NE of epicenter) : Περίεργη ταλάντευση... (reported through EMSC)  
Áyios Dhimítrios (Greece, 71 km N of epicenter) : Γιατί? Ανάγκη ήταν.........? (reported through EMSC)  
(Greece, 69 km N of epicenter) : Ζάκυνθος. Μας ξύπνησε, χωρίς μεγάλη ανησυχία ωστόσο! (reported through EMSC)  
(Greece, 69 km N of epicenter) : Αρκετά αισθητός με διάρκεια. (reported through EMSC)  
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