M5.5 earthquake Halmahera, Indonesia
A magnitude 5.5 earthquake struck in Halmahera, Indonesia on Thu, Oct 28, 1965, 12:40 AM GMT+9 (15:40 UTC), 100 km (62 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.5 (mw), moderate
- Local time
- UTC
- 1965-10-27 15:40:58 UTC
- Depth
- 100.0 km (62.1 mi), intermediate-depth
- Epicenter
- 1.040° N, 127.056° E
- Region
- Indonesia
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Magnitude uncertainty
- ±0.25
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
Earthquakes todayIndonesia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem853428. Read Wed, Sep 23, 2026, 3:51 AM UTC.