M4.8 earthquake 69 km SW of Labuan, Indonesia
A magnitude 4.8 earthquake struck 69 km SW of Labuan, Indonesia on Mon, Aug 7, 1978, 3:21 AM GMT+7 (20:21 UTC), 75 km (47 mi) below the surface.
A larger quake followed: M5.5 43 km SW of Labuan, Indonesia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1978-08-06 20:21:34 UTC
- Depth
- 75.0 km (46.6 mi), intermediate-depth
- Epicenter
- 6.781° S, 105.345° 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
- 12
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 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 usp0000vyb. Read Wed, Sep 30, 2026, 2:33 AM UTC.