Mag. 4.7 earthquake - 123 km west of Hanoi, Hà Nội, Vietnam, on Monday, 27 July 2020 at 05:14 (GMT) -

Mag. 4.7 earthquake  - 123 km west of Hanoi, Hà Nội, Vietnam, on Monday, 27 July 2020 at 05:14 (GMT)

Light magnitude 4.7 earthquake at 10 km depth

27 Jul 05:26 UTC: First to report: GFZ after 12 minutes.
Date & time: 27 Jul 2020 05:14:51 UTC -
Magnitude: 4.7
Depth: 10.0 km
Epicenter latitude / longitude: 20.94°N / 104.66°E (Tỉnh Sơn La, Vietnam)
Nearby towns and cities:
87 km (54 mi) NE of Xam Nua (Houaphan, Laos) (pop: 39,000) --> See nearby quakes!
88 km (55 mi) ESE of Sơn La (pop: 19,100) --> See nearby quakes!
123 km (76 mi) W of Hanoi (pop: 1,431,300) --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 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
M 4.710 kmLaos (Vietnam)GFZ
M 4.810 kmLaos-vietnam Border RegionEMSC
M 5.310 km越南 (Vietnam)CEIC
M 4.810 km72 km NE of Xam Nua, Laos (Vietnam)USGS
M 4.910 kmYunnan, China (Vietnam)BMKG

User reports for this quake (125)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Ba Dinh, Hanoi (121.8 km E of epicenter) [Map] / Weak shaking (MMI III) : I threw some clothes and my passport into my backpack. A plastic bottle fell over at my friend's house.
Hanoi - Dong Da, Van Cheong Lake area (122.2 km E of epicenter) [Map] / Weak shaking (MMI III) : Sitting on bed, felt vibrations then observed clothes in closet swinging back and forth for a few seconds
Hanoi (125.2 km E of epicenter) [Map] / Light shaking (MMI IV) : the shake lasted longer than usual -seem to go on and on -like small shake then larger and then smaller
Tay Ho, Hanoi (121.5 km E of epicenter) [Map] / Weak shaking (MMI III) : vibrations felt, followed my slow waves causing light swaying of heavy furniture and dizziness of people.
Times City, Hanoi (126.1 km E of epicenter) [Map] / Very weak shaking (MMI II) : 10th floor of an apartment building in Hanoi. Was taking a nap when I felt the shake. Seemingly 3 shakes per second for a few seconds.
Hanoi (121 km E of epicenter) [Map] / Light shaking (MMI IV)
122.2 km E of epicenter [Map] / Weak shaking (MMI III)
123 km E of epicenter [Map] / Weak shaking (MMI III)
Hanoi (118.3 km E of epicenter) [Map] / Weak shaking (MMI III)
119.9 km E of epicenter [Map] / Light shaking (MMI IV) : Bed felt like it was moving. It was string enough to wake me up.
Hanoi, Doi Can street (120.3 km E of epicenter) [Map] / Weak shaking (MMI III) : things started to swing inside the room, very lightly, almost not noticable
121.2 km E of epicenter [Map] / Light shaking (MMI IV) : Felt the bed move under me
89.6 km NNE of epicenter [Map] / Light shaking (MMI IV)
122 km E of epicenter [Map] / Very weak shaking (MMI II)
Hanoi (121.8 km E of epicenter) [Map] / Light shaking (MMI IV)
Hanoi (123.6 km E of epicenter) [Map] / Light shaking (MMI IV)
116.9 km E of epicenter [Map] / Weak shaking (MMI III)
121.7 km E of epicenter [Map] / Light shaking (MMI IV)
118.5 km E of epicenter [Map] / Weak shaking (MMI III)
121.9 km E of epicenter [Map] / Weak shaking (MMI III)
Hoa Binh (89.4 km SE of epicenter) [Map] / Moderate shaking (MMI V)
Hanoi (108.4 km E of epicenter) [Map] / Light shaking (MMI IV)
116.5 km E of epicenter [Map] / Light shaking (MMI IV)
Hanoi, Vietnam (119.9 km E of epicenter) [Map] / Light shaking (MMI IV)
144.4 km E of epicenter [Map] / Weak shaking (MMI III)
Tay Ho (121.8 km E of epicenter) [Map] / Weak shaking (MMI III)
Hanoi Vietnam (125.7 km E of epicenter) [Map] / Light shaking (MMI IV) : felt for about 20 seconds. curtains swayed
Hanoi (123.1 km E of epicenter) [Map] / Very weak shaking (MMI II)
125.4 km E of epicenter [Map] / Light shaking (MMI IV)
132.4 km E of epicenter [Map] / Very weak shaking (MMI II)
121.1 km E of epicenter [Map] / Moderate shaking (MMI V)
118.3 km E of epicenter [Map] / Weak shaking (MMI III)
Hanoi center / Weak shaking (MMI III) : I was on the phone, sitting on my bed and I start rocking. I tell my friend and he tells me it could be an earthquake but I dismissed it thinking it was something that must have hit the building. Then I saw the news, first time I felt an earthquake!
Hanoi / Weak shaking (MMI III) : Lasted about 30 seconds caused windows to creak and hanging things to swing very notable in tall block of appartments
Hanoi, Nam Tu Liem / Light shaking (MMI IV) : One noticable quacke. Glassware rattled and liquid in bottles splashed. Instant flashback to childhood in Spitak 1988.
Cau Giay Hanoi / Light shaking (MMI IV) : I was sitting on my bed when I felt the shake. I have a sliding glass door in my attached bath which was shaking with a rattling sound.
Hanoi / Light shaking (MMI IV) : I lay down to have a midday nap when I felt the bed shaking like someone trying to wake me up. I saw our light shades move a little too.
Hanoi, Tay Ho / Light shaking (MMI IV) : I was lying on my bed and felt it shaking to and fro. I was a little startled by it but it was over very quickly.
Long Bien Hanoi / Light shaking (MMI IV) : 8th Floor Office Building. Fells like vibrations through the floor and slight swaying of the whole building.
Hanoi / Weak shaking (MMI III) : Lasted about 30 seconds caused windows to creak and hanging things to swing very notable in tall block of appartments
Cleveland. OH / Moderate shaking (MMI V)
Hanoi / Weak shaking (MMI III)
Hanoi / Light shaking (MMI IV)
Hung Yen / Weak shaking (MMI III)
Hanoi / Light shaking (MMI IV)
Hanoi / Weak shaking (MMI III)
Hanoi, Hoang Mai District / Weak shaking (MMI III)
Hanoi, 26 nguuen van ngoc Ba dinh district / Light shaking (MMI IV)
Tay ho / Weak shaking (MMI III)
Hoang Mai District, Hanoi 29th floor / Light shaking (MMI IV)
hANOI / Very weak shaking (MMI II)
Viet Tri Phu Tho / Weak shaking (MMI III)
Hanoi city / Light shaking (MMI IV)
Thuy Khue, Ha noi / Weak shaking (MMI III)
Kuala Lumpur, Malaysia / Very weak shaking (MMI II)
Hanoi / Weak shaking (MMI III)
Hanoi / Light shaking (MMI IV)
Hà Nội / Light shaking (MMI IV)
Hung Yen / Very weak shaking (MMI II)
Tuyen Quang City / Very weak shaking (MMI II)
Kaengnam tower hanoi / not felt : Didnt feel anything
Hanoi / Very weak shaking (MMI II)
Hà Nội City / Light shaking (MMI IV)
Ha dong Ha Noi / Very weak shaking (MMI II)
Tay Ho, Hanoi / Weak shaking (MMI III) : Sitting on couch felt it shaking for about 20-30 seconds
Hoan kiểm ha noi Vietnam / Very weak shaking (MMI II)
Moc chau / Very strong shaking (MMI VII)
Van Quan, Ha Dong Ha Noi / Very weak shaking (MMI II) : Light shake
ThaiNguyen / not felt : I do not feel the shake.
Hanoi / Light shaking (MMI IV)
Hanoi / Light shaking (MMI IV) : Felt everything moving and saw it moving
Hanoi / Very weak shaking (MMI II)
Hai Duong / Weak shaking (MMI III)
Duy Tân, Cầu Giấy / Weak shaking (MMI III)
Ha Noi / Very weak shaking (MMI II)
Hanoi / Weak shaking (MMI III)
Son Tay, Hanoi / Weak shaking (MMI III)
Hanoi / Light shaking (MMI IV)
Hanoi city / Light shaking (MMI IV)
Hanoi / Weak shaking (MMI III)
My Dinh, Ha Noi / Light shaking (MMI IV) : MMI IV
Hà Nội / Very weak shaking (MMI II)
Ngo Hue, Hai Ba Trung / Very weak shaking (MMI II)
hanoi / Light shaking (MMI IV)
Linh Nam / Light shaking (MMI IV) : Felt like I was dizzy but it lasts about 20s
Ha noi / Light shaking (MMI IV)
Hanoi / Weak shaking (MMI III)
Tay Ho, Hanoi / Weak shaking (MMI III)
Mai Châu / Light shaking (MMI IV)
Vcci tower / Light shaking (MMI IV)
phuc tan / Very weak shaking (MMI II)
Hanoi, Vietnam / Light shaking (MMI IV)
Ha Dong 48th of HPC 105 Landmark, / Weak shaking (MMI III) : it was shaky that lasted ove a minute
Hanoi International School / Weak shaking (MMI III)
Hanoi, Vietnam / Light shaking (MMI IV)
Ha Noi Vietnam / Weak shaking (MMI III) : I was sitting in my chair when it happened and lasted for about haft a minute.
Thanh Xuan, Ha Noi / Very weak shaking (MMI II)
Hanoi / Moderate shaking (MMI V) : Bed and wardrobe visibilly shaking for 15-20 seconds
Ninh Binh / Very weak shaking (MMI II)
Hoai Duc, Hanoi, Vietnam / Light shaking (MMI IV)
Hoan kiem Ha Noi / Light shaking (MMI IV)
Ha noi / Weak shaking (MMI III)
Hanoi / Light shaking (MMI IV)
Hanoi / Light shaking (MMI IV)
Mu cang chai / Light shaking (MMI IV)
Hanoi / Weak shaking (MMI III)
Hanoi / Weak shaking (MMI III)
Hanoi, Near the center of the city / Weak shaking (MMI III)
Thai Nguyen / Weak shaking (MMI III)
Hanoi / Very weak shaking (MMI II)
Hanoi / Light shaking (MMI IV)
Phụng Thượng, Phúc Thọ, Hà Nội, Việt / Moderate shaking (MMI V)
Hanoi / Very weak shaking (MMI II)
Hanoi / Moderate shaking (MMI V)
Hanoi / Light shaking (MMI IV)
Hanoi / Strong shaking (MMI VI)
Hanoi / Light shaking (MMI IV) : Laying on a bed reading on the fourth floor. Gentle rolling S and L waves, no jolt.
Hanoi / Weak shaking (MMI III)
Hanoi / Weak shaking (MMI III)
Hanoi / Light shaking (MMI IV)
Ha Noi / Very weak shaking (MMI II)
Hoàn Kiếm (Vietnam, 126 km E of epicenter) : The house was shaking and some things were lightely, but noticeable swaying such as my chair and things on my desk. My partner and I felt it both for 20-30 seconds. We both new directly that this was an earthquake even though we never experienced it before. (reported through EMSC)
Hoàn Kiếm (Vietnam, 126 km E of epicenter) : My bed shook as if someone jumped on it. Only about 1 second. (reported through EMSC)
Hanoi (Viet Nam, 104 km NE of epicenter) : Just trembling. The water in my glass is like waves (reported through EMSC)
Tây Hồ (Vietnam, 102 km NE of epicenter) : A little bit (reported through EMSC)
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Earlier earthquakes in the same area

Mag. 4.7 earthquake - 123 km west of Hanoi, Hà Nội, Vietnam, on Monday, 27 July 2020 at 05:14 (GMT)
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