M 5.5 - 35 km NNE of Ruteng, Indonesia
A magnitude 5.5 earthquake was recorded by USGS near 35 km NNE of Ruteng. On the USGS Earthquake Hazards Program scale, M5.5 is classified "Moderate". Among the 1,740 earthquake reports Areazine has published, this M5.5 event ranks stronger than 89% of them (rank #155 by magnitude).
Read this earthquake report in 30 seconds
- Magnitude
- M 5.5
- USGS class
- Moderate
- Location
- 35 km NNE of Ruteng
- Archive rank
- #155 of 1,740
- Source
- USGS
- Published
- September 21, 2026
Sits above 89% of the 1,740 earthquakes in the archive by magnitude; 154 ran stronger.
Record status: a snapshot from USGS, not a final record. Check USGS's own event page for aftershocks and any later revision to the magnitude shown here.
What Happened
A magnitude 5.5 mb earthquake occurred 35 km NNE of Ruteng, Indonesia, on October 20, 2026, at 03:01:36 UTC. The event was recorded at coordinates latitude -8.307, longitude 120.5793, with a depth of 10 km. This depth classifies as shallow (less than 20 km).
Location Details
The earthquake was centered 35 km north-northeast of Ruteng, Indonesia. Coordinates place the epicenter at latitude -8.307 and longitude 120.5793. The shallow depth of 10 km is typical for events in this region.
Impact Assessment
No felt reports were recorded for this event. The Modified Mercalli Intensity reached 6.701. No tsunami was generated (tsunami status: 0). No alert level was issued.
What You Should Know
Earthquakes of this magnitude (M 5.0-5.9) are classified as moderate and can cause damage to poorly constructed buildings. Aftershocks are possible following any earthquake. Residents should follow standard safety procedures, such as dropping, covering, and holding on during shaking.
Source
Data from the United States Geological Survey (USGS): https://earthquake.usgs.gov/earthquakes/eventpage/us7000tiur
Original source: USGS Official Notice ↗
Related Earthquakes
All Earthquakes →Comparable nationwide notices (length or severity timing) 8
Beyond this USGS earthquake report's own category, Areazine surfaces two nationwide peer sets: length-matched and severity/date-matched notices from elsewhere in the archive, distinct from the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,132 characters here).
Similar severity timing
Same severity (medium) notices issued closest in time to September 21, 2026.
What People Ask
Common questions about this USGS earthquake report.