M4.4 earthquake 58 km SW of Basco, Philippines
A magnitude 4.4 earthquake struck 58 km SW of Basco, Philippines on Wed, Sep 24, 1980, 10:26 PM GMT+8 (14:26 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.5 73 km SE of Basco, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb), light
- Local time
- UTC
- 1980-09-24 14:26:27 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 20.124° N, 121.534° 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.
- Depth from
- OPERATOR_ASSIGNED
- Stations used
- 7
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.573 km SE of Basco, Philippines · 16790 days ago · 33 km deep · 95 km away
- 4.673 km SE of Basco, Philippines · 16790 days ago · 33 km deep · 98 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00019yg. Read Tue, Sep 22, 2026, 6:27 AM UTC.