Minor mag. 1.8 earthquake - 20 km south of Annecy, Upper Savoy, Auvergne-Rhône-Alpes, France, on Tuesday, Oct 19, 2021 10:23 pm (GMT +2) -

Minor mag. 1.8 earthquake - 20 km south of Annecy, Upper Savoy, Auvergne-Rhône-Alpes, France, on Tuesday, Oct 19, 2021 10:23 pm (GMT +2)

Minor magnitude 1.8 earthquake at 5 km depth

19 Oct 20:28 UTC: First to report: RENASS after 5 minutes.
19 Oct 22:28: Magnitude recalculated from 2.1 to 2.2. Epicenter location corrected by 0.7 km (0.4 mi) towards E.
20 Oct 09:21: Magnitude recalculated from 2.2 to 1.8. Hypocenter depth recalculated from 5.0 to 5.1 km (from 3.1 to 3.2 mi). Epicenter location corrected by 1.3 km (0.8 mi) towards SSW.
Date & time: Oct 19, 2021 20:23:32 UTC -
Local time at epicenter: Tuesday, Oct 19, 2021 10:23 pm (GMT +2)
Magnitude: 1.8
Depth: 5.1 km
Epicenter latitude / longitude: 45.74044°N / 6.21061°E (Haute-Savoie, Auvergne-Rhône-Alpes, France)
Antipode: 45.74°S / 173.789°W
Nearby towns and cities:
3 km (2 mi) SSW of Chevaline (pop: 215) --> See nearby quakes!
16 km (10 mi) WNW of Albertville (Savoie) (pop: 19,100) --> See nearby quakes!
19 km (12 mi) SSE of Seynod (pop: 18,600) --> See nearby quakes!
20 km (12 mi) SSE of Cran-Gevrier (pop: 19,400) --> See nearby quakes!
20 km (12 mi) SSE of Annecy (pop: 49,200) --> See nearby quakes!
21 km (13 mi) SSE of Annecy-le-Vieux (Haute-Savoie) (pop: 21,500) --> See nearby quakes!
24 km (15 mi) ENE of Aix-les-Bains (Savoie) (pop: 27,700) --> See nearby quakes!
30 km (18 mi) NE of Chambery (pop: 61,600) --> See nearby quakes!
106 km (66 mi) E of Lyon (pop: 472,300) --> See nearby quakes!
452 km (281 mi) SE of Paris (Île-de-France) (pop: 2,138,600) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds 4.8°C (41 F), humidity: 59%, wind: 2 m/s (3 kts) from SE
Primary data source: RENASS (Réseau National de Surveillance Sismique (RéNaSS))
Estimated released energy: 3.2 x 107 joules (8.78 kilowatt hours) 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.
Mag.DepthLocationSource
1.85.1 kmFrance: Near AnnecyRENASS
2.55 kmFRANCEEMSC

User reports for this quake (3)

At magnitude 1.8, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Translate
Giez / rattling, vibrating / 1-2 s
Giez / Very weak shaking (MMI II) / rattling, vibrating / 2-5 s : Très bruyant  
Giez / Very weak shaking (MMI II) / very short : Un gros bruit sourd  
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