M5.1 earthquake 113 km ESE of San Ignacio, Philippines
A magnitude 5.1 earthquake struck 113 km ESE of San Ignacio, Philippines on Mon, Apr 10, 1978, 1:25 AM GMT+8 (17:25 UTC), 32 km (20 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (mb), moderate
- Local time
- UTC
- 1978-04-09 17:25:48 UTC
- Depth
- 32.0 km (19.9 mi), shallow
- Epicenter
- 6.589° N, 127.364° 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
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 1 in the 60 days after this one and 1 in the 30 days before it.
After
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000u06. Read Tue, Sep 22, 2026, 2:35 PM UTC.