Moderate mag. 3.9 earthquake - 1.2 km southeast of Campi, Perugia, Umbria, Italy, on Thursday, 27 October 2016 at 17:23 (GMT)
This quake was likely a foreshock of the 6.5 quake 2.6 km south of Pieve, Provincia di Macerata, The Marches, Italy, 30 October 2016 06:40 GMT, which followed after 3 days.
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Moderate magnitude 3.9 earthquake at 8 km depth
27 Oct 17:50 UTC: First to report: INGV after 26 minutes.
Oct 27 17:55: Magnitude recalculated from 4.0 to 3.9.
Oct 27 17:55: Magnitude recalculated from 4.0 to 3.9.
Date & time: 27 Oct 2016 17:23:43 UTC
Magnitude: 3.9
Depth: 8.4 km
Epicenter latitude / longitude: 42.846°N / 13.1085°E

Nearest volcano: Vulsini (100 km / 62 mi)
Nearby towns and cities:
1 km (1 mi) ESE of Campi (pop: 172) --> See nearby quakes!
32 km (20 mi) ENE of Spoleto (Provincia di Perugia) (pop: 19,300) --> See nearby quakes!
35 km (22 mi) ESE of Foligno (pop: 47,700) --> See nearby quakes!
38 km (24 mi) W of Ascoli Piceno (The Marches) (pop: 41,700) --> See nearby quakes!
43 km (27 mi) SSW of Tolentino (Provincia di Macerata, The Marches) (pop: 16,500) --> See nearby quakes!
49 km (31 mi) NE of Terni (pop: 97,100) --> See nearby quakes!
52 km (32 mi) ESE of Bastia umbra (Provincia di Perugia) (pop: 17,800) --> See nearby quakes!
53 km (33 mi) NNE of Rieti (Latium) (pop: 39,100) --> See nearby quakes!
66 km (41 mi) ESE of Perugia (pop: 120,100) --> See nearby quakes!
117 km (73 mi) NNE of Rome (Latium) (pop: 2,318,900) --> See nearby quakes!
Primary data source: INGV (Istituto Nazionale di Geofisica e Vulcanologia)
Estimated released energy: 4.5 x 1010 joules (12.4 megawatt hours, equivalent to 10.7 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.
Magnitude | Depth | Location | Source |
M 3.9 | 8.4 km | Perugia | INGV |
M 3.9 | 8 km | CENTRAL ITALY | EMSC |
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