Sismo leggero mag. 3.1 - Mare Ionio, 21 km a sud da Kalamata, Messenia, Peloponneso, Grecia, giovedí, 29 aprile 2021 -

Sismo leggero mag. 3.1 - Mare Ionio, 21 km a sud da Kalamata, Messenia, Peloponneso, Grecia, giovedí, 29 aprile 2021

Sismo leggero magnitudine 3.1 at 10 km depth

29 Apr 18:55 UTC: Primo a segnalare: EMSC dopo 3 minuti.
29 Apr 18:56: Posizione dell'epicentro corretta di 3.5 km (2.1 mi) al SSW.
29 Apr 18:57: Ora utilizzando nuova fonte di dati: NOA
29 Apr 19:12: Magnitudine ricalcolata da 3.0 a 3.1. Profondità ricalcolata da 10.0 a 10.4 km (da 6.2 a 6.5 mi). Posizione dell'epicentro corretta di 8.2 km (5.1 mi) al SSE.
Data & ora: 29 Apr 2021 18:52:13 UTC -
Magnitudine: 3.1
Profondità: 10.4 km
Epicentro latitudine / longitudine: 36.8559°N / 22.1626°E (Mare Ionio, Peloponneso, Grecia)
Vulcano più vicino: Methana (130 km / 81 mi)
Nearby towns and cities:
7 km S da Kalianeika (pop: 59) --> Vedi sismi vicini
21 km SSE da Kalamata (pop: 54,100) --> Vedi sismi vicini
34 km SO da Sparta (Sparti) (pop: 16,200) --> Vedi sismi vicini
34 km O da Krokeés (pop: 1,330) --> Vedi sismi vicini
35 km SSE da Arfara (pop: 1,290) --> Vedi sismi vicini
37 km ONO da Gythion (pop: 4,280) --> Vedi sismi vicini
45 km O da Skala (pop: 2,820) --> Vedi sismi vicini
45 km ESE da Chora (pop: 3,450) --> Vedi sismi vicini
75 km SSO da Tripoli (pop: 26,600) --> Vedi sismi vicini
187 km SO da Atene (Attica) (pop: 664,000) --> Vedi sismi vicini
Fonte dati primaria: NOA (National Observatory of Athens)
Stima dell'energia sismica liberata: 2.8 x 109 joules (783 kilowatt hours, equivalent to 0.674 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.
3.110.4 km20 Km S From Kalamata, GreeceNOA
unknownn/aNear Kalamata, Peloponnese, GreeceVolcanoDiscovery

User reports for this quake (8)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Kardamili / Very weak shaking (MMI II) / very short
Neochori, near Stoupa (13.5 km E of epicenter) [Map] / Very weak shaking (MMI II) / 1-2 s
Megali Mandinia, Western Mani / Light shaking (MMI IV) / single vertical bump / 2-5 s
Kambos / Very weak shaking (MMI II) / single vertical bump / very short
Proastio / Light shaking (MMI IV) / vibration and rolling / 2-5 s
Stoupa. / Weak shaking (MMI III) / 2-5 s
Kalamata / Very weak shaking (MMI II) / horizontal (sideways) swinging / 2-5 s
19.9 km NNW of epicenter [Map] / Very weak shaking (MMI II) / complex motion difficult to describe / 1-2 s : Like someone was jumping on the upper floor but way more intense  
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