M5.1 earthquake 164 km NW of Tobelo, Indonesia
A magnitude 5.1 earthquake struck 164 km NW of Tobelo, Indonesia on Fri, Jul 21, 1978, 12:04 AM GMT+9 (15:04 UTC), 63 km (39 mi) below the surface.
A larger quake followed: M5.4 240 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
- 5.1 (mb, body-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1978-07-20 15:04:54 UTC
- Depth
- 63.0 km (39.1 mi), shallow
- Epicenter
- 2.903° N, 127.107° 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
- 27
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.0246 km NW of Tobelo, Indonesia · 17575 days ago · 70 km deep · 83 km away
- 5.4240 km NNW of Tobelo, Indonesia · 17566 days ago · 33 km deep · 79 km away
Before
Earthquakes todayIndonesia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000vng. Read Fri, Oct 2, 2026, 11:45 PM UTC.