M5.0 earthquake 23 km SW of Sangay, Philippines
A magnitude 5.0 earthquake struck 23 km SW of Sangay, Philippines on Tue, Jan 17, 1978, 7:32 PM GMT+8 (11:32 UTC), 43 km (27 mi) below the surface.
A larger quake followed: M5.1 44 km W of Gadung, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.0 (mb), moderate
- Local time
- UTC
- 1978-01-17 11:32:20 UTC
- Depth
- 43.0 km (26.7 mi), shallow
- Epicenter
- 6.306° N, 123.888° 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
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.0 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.831 km SW of Sangay, Philippines · 17780 days ago · 46 km deep · 8 km away
- 5.144 km W of Gadung, Philippines · 17779 days ago · 38 km deep · 55 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000sjw. Read Tue, Sep 22, 2026, 7:44 AM UTC.