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

Minor mag. 3.4 earthquake - Irian Jaya Region, Indonesia on Sunday, 27 September 2020

Minor mag. 3.4 earthquake  - Irian Jaya Region, Indonesia on Sunday, 27 September 2020
27 Sep 03:28 UTC: First to report: EMSC after 10 minutes.
27 Sep 03:30: Now using data updates from BMKG
27 Sep 04:40: Magnitude recalculated from 3.3 to 3.6. Hypocenter depth recalculated from 17.0 to 31.0 km (from 10.6 to 19.3 mi). Epicenter location corrected by 13.9 km (8.7 mi) towards NNW.
27 Sep 23:05: Magnitude recalculated from 3.6 to 3.4. Hypocenter depth recalculated from 31.0 to 37.0 km (from 19.3 to 23 mi). Epicenter location corrected by 4 km (2.5 mi) towards WNW.
Date & time: Sunday, 27 September 2020 03:19 UTC
Magnitude: 3.4
Diepte: 37.0 km
Epicenter latitude / longitude: 1°S / 134.1°E (Indonesia)
Nearby towns and cities:
16 km (10 mi) SE of Manokwari (pop: 53,200)
3079 km (1913 mi) E of Jakarta (pop: 8,540,100)
Weather at epicenter at time of quake:
Clear Sky 29.2°C (84 F), humidity: 67%, wind: 3 m/s (6 kts) from ESE
Primary data source: BMKG
Estimated released energy: 7.9 x 109 joules (2.21 megawatt hours, equivalent to 1.9 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
Sun, 27 Sep 03:19 UTCM 3.4 / 37 kmIrian Jaya Region, IndonesiaBMKG
Sun, 27 Sep 03:19 UTCM 3.3 / 17 kmIrian Jaya Region, IndonesiaEMSC

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!

Earlier earthquakes in the same area

Minor mag. 3.4 earthquake - Irian Jaya Region, Indonesia on Sunday, 27 September 2020

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.