Light mag. 4.0 earthquake - 9.6 km east of Pyrgos, Ilia Prefecture, Grece-Occidentale, Greece, on Thursday, Aug 5, 2021 11:49 am (GMT +3) -

Light mag. 4.0 earthquake - 9.6 km east of Pyrgos, Ilia Prefecture, Grece-Occidentale, Greece, on Thursday, Aug 5, 2021 11:49 am (GMT +3)

Light magnitude 4.0 earthquake at 17 km depth

5 Aug 08:53 UTC: First to report: EMSC after 4 minutes.
5 Aug 08:55: Now using data updates from NOA
5 Aug 09:01: Magnitude recalculated from 3.9 to 4.0. Hypocenter depth recalculated from 10.0 to 26.4 km (from 6.2 to 16.4 mi). Epicenter location corrected by 3.4 km (2.1 mi) towards S.
5 Aug 09:22: Hypocenter depth recalculated from 26.4 to 17.1 km (from 16.4 to 10.6 mi). Epicenter location corrected by 0.6 km (0.4 mi) towards NNE.
Date & time: Aug 5, 2021 08:49:30 UTC -
Local time at epicenter: Thursday, Aug 5, 2021 11:49 am (GMT +3)
Magnitude: 4
Depth: 17.1 km
Epicenter latitude / longitude: 37.6414°N / 21.5419°E (Ilia Prefecture, Grece-Occidentale, Greece)
Antipode: 37.641°S / 158.458°W
Nearest volcano: Sousaki (141 km / 88 mi)
Nearby towns and cities:
0 km (0 mi) ENE of Alfeiousa (pop: 1,070) --> See nearby quakes!
10 km (6 mi) ESE of Pyrgos (Pirgos) (pop: 22,400) --> See nearby quakes!
10 km (7 mi) S of Karatoula (pop: 1000) --> See nearby quakes!
20 km (12 mi) NNW of Zacharo (pop: 5,890) --> See nearby quakes!
24 km (15 mi) SE of Amaliada (pop: 16,800) --> See nearby quakes!
35 km (22 mi) SE of Gastouni (pop: 8,110) --> See nearby quakes!
69 km (43 mi) SSW of Patras (pop: 168,000) --> See nearby quakes!
82 km (51 mi) SW of Aigio (pop: 20,400) --> See nearby quakes!
84 km (52 mi) NW of Kalamata (Peloponnese) (pop: 54,100) --> See nearby quakes!
196 km (122 mi) W of Athens (Attica) (pop: 664,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky 34.9°C (95 F), humidity: 23%, wind: 5 m/s (9 kts) from WNW
Primary data source: NOA (National Observatory of Athens)
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 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.
4.017 kmGreece: 7 Km E From PirgosNOA
4.610 kmSouthern GreeceGFZ
4.423 km5 Km SW of Epitálio, GreeceUSGS
4.017 kmGreece: Mayiras / GriechenlandZAMG

User reports for this quake (7)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Agios Sostis, Zakynthos / Weak shaking (MMI III) / rattling, vibrating / 2-5 s
Pyrgos, at home / Moderate shaking (MMI V) / vibration and rolling / 5-10 s : Fear, danger  
Skafidia Mare Dei Ionian Resort (20.6 km WNW of epicenter) [Map] / Very weak shaking (MMI II) / horizontal (sideways) swinging / very short : I feel like a kick on my sunbed where i am installated.  
Agios Sostis, Zakynthos / Weak shaking (MMI III) / rattling, vibrating / 2-5 s
Kakovatos, Greece / Weak shaking (MMI III) / single vertical bump / 1-2 s
Pyrgos / Light shaking (MMI IV) / 2-5 s
Patras (69.1 km NNE of epicenter) [Map] / Weak shaking (MMI III) / 5-10 s
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