M4.9 earthquake 138 km N of Tobelo, Indonesia
A magnitude 4.9 earthquake struck 138 km N of Tobelo, Indonesia on Sat, Apr 1, 1978, 11:47 PM GMT+9 (14:47 UTC), 133 km (83 mi) below the surface.
A larger quake followed: M5.5 177 km N 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
- 4.9 (mb), light
- Local time
- UTC
- 1978-04-01 14:47:45 UTC
- Depth
- 133.0 km (82.6 mi), intermediate-depth
- Epicenter
- 2.971° N, 128.194° 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.
- Stations used
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.5177 km N of Tobelo, Indonesia · 17694 days ago · 98 km deep · 61 km away
- 4.9127 km NNE of Tobelo, Indonesia · 17692 days ago · 234 km deep · 37 km away
- 4.7180 km NNE of Tobelo, Indonesia · 17682 days ago · 207 km deep · 60 km away
Before
Earthquakes todayIndonesia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000tvs. Read Tue, Sep 22, 2026, 4:15 PM UTC.