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Light mag. 3.5 earthquake - 71 km east of Vinh, Tỉnh Nghệ An, Vietnam, on Tuesday, Sep 7, 2021 at 10:42 pm (GMT +7) -

Light mag. 3.5 earthquake - 71 km east of Vinh, Tỉnh Nghệ An, Vietnam, on Tuesday, Sep 7, 2021 at 10:42 pm (GMT +7) Light mag. 3.5 earthquake - 71 km east of Vinh, Tỉnh Nghệ An, Vietnam, on Tuesday, Sep 7, 2021 at 10:42 pm (GMT +7)

Light magnitude 3.5 earthquake at 10 km depth

7 Sep 17:40 UTC: First to report: TMD after 1 hour and 58 minutes.

Earthquake details

Date & timeSep 7, 2021 15:42:00 UTC -
Local time at epicenterTuesday, Sep 7, 2021 at 10:42 pm (GMT +7)
StatusConfirmed
Magnitude3.5
Depth10.0 km
Epicenter latitude / longitude18.59°N / 106.36°E (Gulf of Tonkin, Vietnam)
Antipode18.59°S / 73.64°W
Shaking intensityWeak shaking near epicenter
Felt0 reports
Primary data sourceTMD (Earthquake Observation Division of Thailand)
Nearby towns and cities55 km (34 mi) ENE of hattin (pop: 27,700) | Show on map | Quakes nearby
71 km (44 mi) E of Vinh (pop: 163,800) | Show on map | Quakes nearby
74 km (46 mi) E of Yên Vinh (pop: 107,100) | Show on map | Quakes nearby
128 km (79 mi) NNW of Dong Hoi (pop: 31,000) | Show on map | Quakes nearby
148 km (92 mi) SSE of Thanh Hoa (pop: 112,500) | Show on map | Quakes nearby
174 km (108 mi) SSE of Bỉm Sơn (pop: 53,800) | Show on map | Quakes nearby
190 km (118 mi) SSE of Ninh Bình (pop: 36,900) | Show on map | Quakes nearby
208 km (129 mi) NE of Thakhek (Laos) (pop: 85,000) | Show on map | Quakes nearby
212 km (132 mi) NNW of Đông Hà (pop: 17,700) | Show on map | Quakes nearby
276 km (172 mi) SSE of Ha Noi (pop: 8,053,700) | Show on map | Quakes nearby
Estimated seismic energy released1.1 x 1010 joules (3.12 megawatt hours, equivalent to 2.68 tons of TNT) | about seismic energy
Show interactive Map
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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.
Mag.DepthLocationSource
3.510 kmVietnamTMD

Seismograms

Seismic station: Vinh, Vietnam (VIVO/PS network) | Distance from quake: 70 km / 44 mi | Show on map | Station Info
Seismic station Vinh, Vietnam: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
Seismogram (vertical component) around time of quake. Source: IRIS Buffer of Uniform Data (BUD) webtool
Seismic station: Qiongzhong, Hainan Province, China (QIZ/IC network) | Distance from quake: 370 km / 230 mi | Show on map | Station Info
Show more

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

Earlier earthquakes in the same area

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