Event status: unconfirmed [?]

Unconfirmed earthquake or seismic-like event: 2.8 km southwest of Ha Noi, Hanoi, Vietnam, Friday, Dec 24, 2021 at 8:46 pm (GMT +7) -

Unconfirmed earthquake or seismic-like event: 2.8 km southwest of Ha Noi, Hanoi, Vietnam, Friday, Dec 24, 2021 at 8:46 pm (GMT +7) Unconfirmed earthquake or seismic-like event: 2.8 km southwest of Ha Noi, Hanoi, Vietnam, Friday, Dec 24, 2021 at 8:46 pm (GMT +7)
24 Dec 13:49 UTC: First to report: VolcanoDiscovery after 3 minutes.

Earthquake details

Date & timeDec 24, 2021 13:46:22 UTC -
Local time at epicenterFriday, Dec 24, 2021 at 8:46 pm (GMT +7)
Statusunconfirmed
Magnitudeunknown (3.4?)
Depth10.0 km
Epicenter latitude / longitude21.01015°N / 105.81881°E (Hanoi, Vietnam)
Antipode21.01°S / 74.181°W
Shaking intensityWeak shaking
Felt26 reports
Primary data sourceVolcanoDiscovery (User-reported shaking)
Nearby towns and cities3 km (2 mi) SW of Ha Noi (pop: 8,053,700) | Show on map | Quakes nearby
6 km (4 mi) NE of Hà Đông (pop: 50,900) | Show on map | Quakes nearby
35 km (22 mi) ESE of Sơn Tây (pop: 40,600) | Show on map | Quakes nearby
41 km (25 mi) WSW of Cung Kiệm (Bắc Ninh) (pop: 80,000) | Show on map | Quakes nearby
83 km (51 mi) NW of Thai Bình (Thái Bình) (pop: 53,100) | Show on map | Quakes nearby
85 km (53 mi) NNW of Ninh Bình (pop: 36,900) | Show on map | Quakes nearby
91 km (57 mi) W of Haiphong (pop: 602,700) | Show on map | Quakes nearby
99 km (61 mi) W of Thành Phố Uông Bi (Tỉnh Quảng Ninh) (pop: 63,800) | Show on map | Quakes nearby
104 km (64 mi) N of Bỉm Sơn (Tỉnh Thanh Hoa) (pop: 53,800) | Show on map | Quakes nearby
123 km (76 mi) SE of Yên Bai (Yên Bái) (pop: 96,500) | Show on map | Quakes nearby
Weather at epicenter at time of quakeFew Clouds 21°C (70 F), humidity: 78%, wind: 1 m/s (1 kts) from E
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User reports for this quake (29)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Hoàng Mai district, Hanoi / Weak shaking (MMI III) / horizontal (sideways) swinging / 10-15 s : My wife and I live in a flat on the twentieth floor of a modern building. I noticed the quake first, then she did. Our cat kept sleeping. Nothing serious. Merry Christmas. | 5 users found this interesting.  
Eco Park Hung Yen / Weak shaking (MMI III) / horizontal (sideways) swinging / 10-15 s : Light swaying of 20th floor Apt curtains and hanging lamps. No noise but very noticable. | 4 users found this interesting.  
Hung Yen / Light shaking (MMI IV) / horizontal (sideways) swinging / 30-60 s : Dizzyness followed by books falling off the shelf. 15th floor of an apartment building | 2 users found this interesting.  
Hanoi (6.6 km WSW of epicenter) [Map] / Weak shaking (MMI III) / simple rolling (tilting sideways along one direction) / 15-20 s : Everything was moving | One user found this interesting.  
Winnipeg Manitoba Canada / not felt : I had an ESL class with student and visualized the effects of the Quake on SKYPE as well as the audio reaction of my student and his family. My location is Winnipeg Canada.  
Hanoi / Weak shaking (MMI III) / horizontal (sideways) swinging : Doors banging, hanging light swaying. We are on 6th floor of a tower, north west Hanoi. Timing is exactly right, so we did not feel the earlier, larger one in Laos.  
Hoang Mai, Hanoi / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s : Felt building swaying | One user found this interesting.  
Tay ho, hanoi / Light shaking (MMI IV) / 20-30 s : 17th floor apartment. Working online and desk and furniture swaying. | One user found this interesting.  
Hanoi, Hoan Kiem / Light shaking (MMI IV) / horizontal (sideways) swinging / 20-30 s : Weak side shaking felt in my building | One user found this interesting.  
Ecopark Hưng Yen (11.7 km ESE of epicenter) [Map] / not felt : I live on the 10th floor of an apartment building and I did not notice anything.  
packexim2 (8.3 km N of epicenter) [Map] / Light shaking (MMI IV) : it was so strong  
Hanoi (1.4 km ENE of epicenter) [Map] / Weak shaking (MMI III) / 15-20 s
Hanoi (3.5 km ENE of epicenter) [Map] / Weak shaking (MMI III) / horizontal (sideways) swinging / 15-20 s
Hanoi (5.4 km ESE of epicenter) [Map] / Moderate shaking (MMI V) / horizontal (sideways) swinging / 30-60 s
hanoi (6.8 km SW of epicenter) [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / several minutes : i am not good at English  
Long Bien / Weak shaking (MMI III) : it was crazy  
Hanoi Ha dong area / Light shaking (MMI IV) / horizontal (sideways) swinging / 10-15 s : On 30th floor first time ever i felt an earthquake felt slightly car sick or drunk  
At home in P2 Tower Ciputra hanoi. Swaying felt an / Weak shaking (MMI III) : Felt moderately strong swaying moments.  
Văn Giăng, Hưng Yên / Weak shaking (MMI III) / horizontal (sideways) swinging
Hanoi / Weak shaking (MMI III) / 5-10 s
Hanoi / Weak shaking (MMI III) / horizontal (sideways) swinging / very short
Hanoi / Light shaking (MMI IV) / horizontal (sideways) swinging / 20-30 s
Hung Yen / Weak shaking (MMI III) / horizontal (sideways) swinging / 1-2 minutes : 2min of the apartment building swaying  
Hanoi / Light shaking (MMI IV) / horizontal (sideways) swinging / 30-60 s
Hanoi / Very weak shaking (MMI II) / horizontal (sideways) swinging / 30-60 s
Hà Nội / Moderate shaking (MMI V) / horizontal (sideways) swinging / 2-5 s
Long bien district hanoi / not felt
Hanoi / Light shaking (MMI IV) / horizontal (sideways) swinging / 10-15 s
Hoan Kiem, Hanoi / Light shaking (MMI IV) / both vertical and horizontal swinging / 15-20 s
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