Strong mag. 5.0 earthquake - 53 km northeast of Gap, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France, on Sunday, October 20, 1985 at 08:43 (GMT)
Quake Data | Interactive map | User Reports | Aftershocks | Earlier quakes here | Quakes in France | Provence-Alpes-Côte d'Azur | Auvergne-Rhône-Alpes | Île-de-France
Strong magnitude 5.0 earthquake at 10 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Depth: 10.0 km
Epicenter latitude / longitude: 44.816°N / 6.638°E↗ (Hautes-Alpes, Provence-Alpes-Côte d'Azur, France)
Antipode: 44.816°S / 173.362°W↗
Nearby towns and cities:
5 km (3 mi) E of Saint-Martin-de-Queyrières (pop: 1,010) --> See nearby quakes!
9 km (6 mi) S of Briançon (Hautes-Alpes) (pop: 11,600) --> See nearby quakes!
53 km (33 mi) NE of Gap (pop: 42,700) --> See nearby quakes!
79 km (49 mi) ESE of Saint-Martin-d’Hères (pop: 35,500) --> See nearby quakes!
80 km (50 mi) ESE of Saint-Martin-d'Hères (Auvergne-Rhône-Alpes) (pop: 35,500) --> See nearby quakes!
81 km (51 mi) ESE of Échirolles (Isère, Auvergne-Rhône-Alpes) (pop: 33,100) --> See nearby quakes!
83 km (52 mi) ESE of Grenoble (Auvergne-Rhône-Alpes) (pop: 158,600) --> See nearby quakes!
87 km (54 mi) NNE of Digne-les-Bains (Alpes-de-Haute-Provence) (pop: 19,000) --> See nearby quakes!
197 km (122 mi) NNE of Marseille (pop: 794,800) --> See nearby quakes!
555 km (345 mi) SE of Paris (Île-de-France) (pop: 2,138,600) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2 x 1012 joules (554 megawatt hours, equivalent to 477 tons of TNT) More info
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.
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Recorded aftershocks, latest first (1 quake)
- 01 Dec 1985 16:36 UTC| M 3.1 |10 km (6.2 mi) depth|16 km (10 mi) distance| USGS | Details