M4.5 earthquake 230 km NNW of Tobelo, Indonesia
A magnitude 4.5 earthquake struck 230 km NNW of Tobelo, Indonesia on Wed, Apr 3, 1985, 2:03 AM GMT+8 (18:03 UTC), 74 km (46 mi) below the surface.
A larger quake followed: M4.6 229 km NNW of Tobelo, Indonesia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1985-04-02 18:03:22 UTC
- Depth
- 74.4 km (46.2 mi), intermediate-depth
- Epicenter
- 3.622° N, 127.140° 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.
- Depth from
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.6229 km NNW of Tobelo, Indonesia · 15139 days ago · 62 km deep · 11 km away
- 5.2230 km NW of Tobelo, Indonesia · 15127 days ago · 51 km deep · 46 km away
- 5.2240 km SE of Sarangani, Philippines · 15113 days ago · 77 km deep · 48 km away
Before
Earthquakes todayIndonesia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002dd9. Read Wed, Sep 23, 2026, 5:06 AM UTC.