Very strong mag. 6.0 earthquake - 17 km northeast of Foligno, Provincia di Perugia, Umbria, Italy, on Friday, September 26, 1997 at 09:40 (GMT)

Very strong mag. 6.0 earthquake - 17 km northeast of Foligno, Provincia di Perugia, Umbria, Italy, on Friday, September 26, 1997 at 09:40 (GMT)

Very strong magnitude 6.0 earthquake at 10 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Date & time: Sep 26, 1997 09:40:26 UTC
Magnitude: 6
Depth: 10.0 km
Epicenter latitude / longitude: 43.084°N / 12.812°E (Provincia di Perugia, Umbria, Italy)
Antipode: 43.084°S / 167.188°W
Nearest volcano: San Venanzo (51 km / 32 mi)
Nearby towns and cities:
4 km (2 mi) SSE of Nocera Umbra (pop: 1,690) --> See nearby quakes!
17 km (10 mi) NNE of Foligno (pop: 47,700) --> See nearby quakes!
22 km (13 mi) E of Bastia umbra (Provincia di Perugia, Umbrien) (pop: 17,800) --> See nearby quakes!
29 km (18 mi) SSW of Fabriano (Provincia di Ancona, The Marches) (pop: 23,200) --> See nearby quakes!
35 km (21 mi) E of Perugia (Umbrien) (pop: 120,100) --> See nearby quakes!
39 km (24 mi) N of Spoleto (Provincia di Perugia) (pop: 19,300) --> See nearby quakes!
60 km (37 mi) NNE of Terni (pop: 97,100) --> See nearby quakes!
99 km (62 mi) SSE of San Marino (San Marino) (pop: 4,500) --> See nearby quakes!
135 km (84 mi) N of loma (Latium) (pop: 2,318,900) --> See nearby quakes!
148 km (92 mi) ESE of Florence (Tuscany) (pop: 349,300) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) More info
Show interactive Map
[smaller] [bigger]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
If you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable to earthquake science, seismic hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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
6.010 kmcentral ItalyUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

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 yet. If you felt it be the first to report it!
Volcanoes & Earthquakes - new app for Android

Aftershocks

More info

Recorded aftershocks, latest first (389 quakes)

  • 23 Mar 1998 20:46 UTC
    | M 3.3 |
    10 km (6.2 mi) depth
    |
    57 km (35 mi) distance
    | USGS | Details
  • 23 Mar 1998 20:45 UTC
    | M 3.3 |
    10 km (6.2 mi) depth
    |
    36 km (22 mi) distance
    | USGS | Details
  • 23 Mar 1998 18:45 UTC
    | M 3.4 |
    10 km (6.2 mi) depth
    |
    35 km (22 mi) distance
    | USGS | Details
  • 23 Mar 1998 10:26 UTC
    | M 3.3 |
    10 km (6.2 mi) depth
    |
    23 km (15 mi) distance
    | USGS | Details
  • 23 Mar 1998 09:24 UTC
    | M 4.0 |
    10 km (6.2 mi) depth
    |
    20 km (13 mi) distance
    | USGS | Details
  • 23 Mar 1998 04:30 UTC
    | M 3.4 |
    10 km (6.2 mi) depth
    |
    19 km (11 mi) distance
    | USGS | Details
  • 22 Mar 1998 13:02 UTC
    | M 3.6 |
    10 km (6.2 mi) depth
    |
    9 km (6 mi) distance
    | USGS | Details
  • 22 Mar 1998 03:43 UTC
    | M 3.2 |
    10 km (6.2 mi) depth
    |
    2 km (1 mi) distance
    | USGS | Details
  • 21 Mar 1998 22:50 UTC
    | M 3.0 |
    10 km (6.2 mi) depth
    |
    14 km (9 mi) distance
    | USGS | Details
  • 21 Mar 1998 21:20 UTC
    | M 3.0 |
    5 km (3.1 mi) depth
    |
    19 km (12 mi) distance
    | USGS | Details
  • 21 Mar 1998 17:57 UTC
    | M 4.5 |
    10 km (6.2 mi) depth
    |
    15 km (9 mi) distance
    | USGS | Details
  • 21 Mar 1998 17:07 UTC
    | M 3.2 |
    10 km (6.2 mi) depth
    |
    23 km (14 mi) distance
    | USGS | Details
  • 21 Mar 1998 16:58 UTC
    | M 3.2 |
    10 km (6.2 mi) depth
    |
    31 km (19 mi) distance
    | USGS | Details
  • 21 Mar 1998 16:45 UTC
    | M 4.3 |
    10 km (6.2 mi) depth
    |
    15 km (9 mi) distance
    | USGS | Details
  • 16 Mar 1998 07:49 UTC
    | M 3.0 |
    10 km (6.2 mi) depth
    |
    55 km (34 mi) distance
    | USGS | Details
  • 16 Mar 1998 07:46 UTC
    | M 2.9 |
    10 km (6.2 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Details
  • Show all

Earlier earthquakes in the same area

Try our free app!
Volcanoes & Earthquakes - new app for Android
Android | iOS version
Why is there advertising on this site?
Support us - Help us upgrade our services!
We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Improved multilanguage support
  • Tsunami alerts
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Detailed quake stats
  • Additional seismic data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.