Get our newsletter!
Check out our volcano tours on!
Volcanoes & Earthquakes - new app for Android
Guaranteed tours
8-16 May 2021: From Stromboli to Etna - Sicila and Eolian Islands (Italy)
: ruimten beschikbaar / : gegarandeerd / : enkele spaties links / : geboekt uit
Interactive map of latest earthquakes and active volcanoes in the world

Light mag. 4.8 earthquake - South of Sumbawa, Indonesia on Friday, 25 September 2020

Light mag. 4.8 earthquake  - South of Sumbawa, Indonesia on Friday, 25 September 2020
25 Sep 20:31 UTC: First to report: EMSC after 7 minutes.
25 Sep 20:35: Now using data updates from BMKG
... [show all] ...
30 Sep 09:10: Magnitude recalculated from 4.6 to 4.8. Hypocenter depth recalculated from 36.0 to 10.0 km (from 22 to 6.2 mi). Epicenter location corrected by 23 km (14.1 mi) towards SSW.
Date & time: Friday, 25 September 2020 20:24 UTC
Magnitude: 4.8
Diepte: 10.0 km
Epicenter latitude / longitude: 10.81°S / 117.43°E (Indonesia)
Nearby towns and cities:
1271 km (790 mi) SE of Jakarta (pop: 8,540,100)
Weather at epicenter at time of quake:
Clear Sky 27.1°C (81 F), humidity: 75%, wind: 4 m/s (7 kts) from SE
Primary data source: BMKG
Estimated released energy: 1 x 1012 joules (278 megawatt hours, equivalent to 239 tons of TNT) [learn more]
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!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake 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.
TijdMag. / DiepteLocatieBron
Fri, 25 Sep 20:24 UTCM 4.8 / 10 kmSouth of Sumbawa, IndonesiaBMKG
Fri, 25 Sep 20:24 UTCM 4.6 / 10 kmSouth Of Sumbawa, IndonesiaEMSC
Fri, 25 Sep 20:24 UTCM 4.7 / 10 kmSouth of Sumbawa, IndonesiaGFZ
Fri, 25 Sep 20:24 UTCM 4.6 / 36 km234 Km S of Sumbawa Besar, IndonesiaUSGS

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Sanur / not felt

Earlier earthquakes in the same area since 1900

Light mag. 4.8 earthquake - South of Sumbawa, Indonesia on Friday, 25 September 2020

Map of earlier quakes

Meer op VolcanoDiscovery

Why is there advertising on this site?

Support us!

Maintaining the website and our free apps is a time- and cost-intensive effort.
If you find the information useful and would like to support our team to develop further features and get the upgraded ad-free version, consider making a donation (PayPal or Online cc payment).
Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
Thanks to your past donations, these features have been added recently:
  • Earthquake archive back to 1900
  • Additional 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 en andere bronnen zoals.
Materiaalgebruik: 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.