M6.0 earthquake 75 km ESE of Biak, Indonesia
A magnitude 6.0 earthquake struck 75 km ESE of Biak, Indonesia on Tue, Dec 5, 1972, 2:51 AM GMT+9 (17:51 UTC), 15 km (9 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.0 (mw), strong
- Local time
- UTC
- 1972-12-04 17:51:21 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 1.544° S, 136.655° E
- Region
- Indonesia
- Strongest shaking
- VI, strong shaking
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- VI, strong shaking
- Peak ground acceleration
- 12.6% of gravity
- Peak ground velocity
- 2.1 cm/s
- Map
- Automatic

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
- ±0.20
- 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: 2 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayIndonesia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem765650. Read Tue, Sep 22, 2026, 7:07 AM UTC.