Mag. 3.8 earthquake - 14 km west of Aïn Defla, Algeria, on Sunday, 31 May 2020 at 01:52 (GMT) -
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Minor magnitude 3.8 earthquake at 16 km depth
31 May 01:54 UTC: First to report: IGN after 2 minutes.
May 31 02:30: Magnitude recalculated from 3.7 to 3.8.
Hypocenter depth recalculated from 10.0 to 16.0 km.
May 31 02:30: Magnitude recalculated from 3.7 to 3.8.
Hypocenter depth recalculated from 10.0 to 16.0 km.
Magnitude: 3.8
Depth: 16.0 km
Epicenter latitude / longitude: 36.277°N / 1.8075°E
(Aïn Defla, Algeria)Nearby towns and cities:
11 km (7 mi) E of El Abadia (pop: 28,700) --> See nearby quakes!
14 km (8 mi) ENE of El Attaf (pop: 43,800) --> See nearby quakes!
14 km (9 mi) W of Aïn Defla (pop: 52,300) --> See nearby quakes!
27 km (17 mi) ENE of Oued Fodda (Chlef) (pop: 44,500) --> See nearby quakes!
37 km (23 mi) W of Khemis Miliana (pop: 75,900) --> See nearby quakes!
44 km (27 mi) ENE of ash-Shalif (Chlef) (pop: 178,600) --> See nearby quakes!
49 km (31 mi) NNW of Theniet el Had (pop: 27,700) --> See nearby quakes!
50 km (31 mi) ESE of Sidi Akkacha (Tenes, Chlef) (pop: 26,600) --> See nearby quakes!
125 km (78 mi) WSW of Algiers (pop: 1,977,700) --> See nearby quakes!
159 km (99 mi) WSW of Boumerdas (Boumerdes) (pop: 786,500) --> See nearby quakes!
Primary data source: IGN (Instituto Geográfico Nacional)
Estimated released energy: 3.2 x 1010 joules (8.78 megawatt hours, equivalent to 7.56 tons of TNT) More info
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.
| Magnitude | Depth | Location | Source |
| M 3.8 | 16 km | W Ain Defla.arg (Algeria) | IGN |
User reports for this quake (32)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Wrexham (1917.4 km N of epicenter) [Map] / not felt : Didn’t know about it
Médéa (86.8 km E of epicenter) [Map] / Weak shaking (MMI III)
TENES (48.3 km WNW of epicenter) [Map] / Light shaking (MMI IV)
Benni haoua (34.1 km NW of epicenter) [Map] / Light shaking (MMI IV)
Menaceur (45.9 km ENE of epicenter) [Map] / Light shaking (MMI IV) : Light shaking for 3 seconds. felt like a downward single wave towards the south.
43.8 km NE of epicenter [Map] / Weak shaking (MMI III)
65.8 km ENE of epicenter [Map] / Very weak shaking (MMI II)
Menaceur (45.8 km ENE of epicenter) [Map] / Light shaking (MMI IV)
Tipaza j'ai ressenti mon lit bouger pendant 3 seco / Weak shaking (MMI III) : De tipaza je l'ai ressenti durée 3 à 4 secondes j'ai paniquer après ça c arrêté j'ai trop peur des tremblements de terre j'ai de très mauvais souvenir.
chlef / Light shaking (MMI IV) : i have felt the floor moving under my body, but it was very short, around 2s or 3s, i'am living about 100km far from the center by the way.
Algiers / Light shaking (MMI IV) : I was in my bed and noticed the bed started shaking vigorously, the whole thing lasted about 2 seconds .
BOU-ISMAIL / Moderate shaking (MMI V) : It felt good tbh like that someone was shaking my bed then I discovered that it was an earthquake (I thought it was only my brother at first)
Ain defla / Light shaking (MMI IV) : So quickly and noisy
Sidi amer ex Zurich / Very weak shaking (MMI II) : I adore sleeping on the florent so I felt a small vibration and I get up
Tipaza / Light shaking (MMI IV)
El affroun, Blida / Light shaking (MMI IV)
Cherchell / Very weak shaking (MMI II) : I was sleeping when I happened I felt like a shaking than I woke
Algiers / Very weak shaking (MMI II)
Hadjout / Weak shaking (MMI III)
Tipaza algeria / Weak shaking (MMI III) : Breif with sounds
Tipaza / Light shaking (MMI IV) : I thought I was dreaming
Menaceur Tipaza / Very weak shaking (MMI II) : I was sleeping the earthquake wake up me.q
Cherchell / Light shaking (MMI IV)
Cherchell / Moderate shaking (MMI V)
MILIANA / Very weak shaking (MMI II)
Chlef / Weak shaking (MMI III)
Cherchell / Light shaking (MMI IV)
algeria wilaya de tpaza, commune sidi ghilaze / Weak shaking (MMI III) : Weak shaking for two seconde
Gouraya / Light shaking (MMI IV)
Tipaza / Moderate shaking (MMI V)
Tipaza Algeria / Strong shaking (MMI VI)
Cherchell / Very weak shaking (MMI II)
Earlier earthquakes in the same area
Mag. 3.8 earthquake - 14 km west of Aïn Defla, Algeria, on Sunday, 31 May 2020 at 01:52 (GMT)
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