M4.9 earthquake 92 km S of Sarangani, Philippines
A magnitude 4.9 earthquake struck 92 km S of Sarangani, Philippines on Tue, Apr 4, 1978, 9:24 AM GMT+8 (01:24 UTC), 47 km (29 mi) below the surface.
A larger quake followed: M5.9 122 km SW of Sarangani, Philippines. 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
- 1978-04-04 01:24:49 UTC
- Depth
- 47.0 km (29.2 mi), shallow
- Epicenter
- 4.568° N, 125.396° E
- Region
- Philippines
- 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
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.9122 km SW of Sarangani, Philippines · 17683 days ago · 43 km deep · 91 km away
- 4.950 km S of Sarangani, Philippines · 17656 days ago · 73 km deep · 44 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000tx0. Read Tue, Sep 22, 2026, 4:09 PM UTC.