Mag. 3.7 earthquake - 45 km northwest of Sainyabuli, Xayaboury, Xaignabouli, Laos, on Thursday, 21 November 2019 at 00:40 (GMT) -

This quake was likely an aftershock of the 6.0 quake 49 km northwest of Sainyabuli, Xayaboury, Xaignabouli, Laos, 20 November 2019 23:50 GMT, which had occurred 50 minutes earlier.
Mag. 3.7 earthquake  - 45 km northwest of Sainyabuli, Xayaboury, Xaignabouli, Laos, on Thursday, 21 November 2019 at 00:40 (GMT)

Minor magnitude 3.7 earthquake at 10 km depth

21 Nov 00:56 UTC: First to report: EMSC after 16 minutes.
Date & time: 21 Nov 2019 00:40:16 UTC -
Magnitude: 3.7
Depth: 10.0 km
Epicenter latitude / longitude: 19.54°N / 101.4°E (Xaignabouli, Laos)
Nearby towns and cities:
45 km (28 mi) NW of Sainyabuli (Xayaboury, Xiagnabouli) (pop: 13,500) --> See nearby quakes!
63 km (39 mi) ENE of Chiang Klang (Thailand) (pop: 13,200) --> See nearby quakes!
86 km (53 mi) WSW of Luang Prabang (Louangphabang) (pop: 47,400) --> See nearby quakes!
106 km (66 mi) NE of Nan (Thailand) (pop: 24,700) --> See nearby quakes!
130 km (81 mi) WNW of Vang Vieng (Vientiane) (pop: 25,000) --> See nearby quakes!
142 km (88 mi) SSW of Muang Xay (Muang Xai, Oudômxai) (pop: 25,000) --> See nearby quakes!
169 km (105 mi) ESE of Chiang Rai (Thailand) (pop: 78,800) --> See nearby quakes!
188 km (117 mi) W of Muang Phônsavan (Xiangkhoang) (pop: 37,500) --> See nearby quakes!
216 km (134 mi) NW of Wien Tsjan (Vientiane Prefecture) (pop: 196,700) --> See nearby quakes!
433 km (269 mi) WNW of Thakhek (Khammouan) (pop: 85,000) --> See nearby quakes!
Primary data source: EMSC (European-Mediterranean Seismological Centre)
Estimated released energy: 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 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.
M 3.710 kmLaosEMSC

User reports for this quake (3)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Udon Thani / Weak shaking (MMI III)
Mueang Nong Khai / Light shaking (MMI IV) : Felt a minor wave while seated
649.1 km S of epicenter [Map] / Weak shaking (MMI III)
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Earlier earthquakes in the same area

Mag. 3.7 earthquake - 45 km northwest of Sainyabuli, Xayaboury, Xaignabouli, Laos, on Thursday, 21 November 2019 at 00:40 (GMT)
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