M4.7 earthquake 92 km SW of Basco, Philippines
A magnitude 4.7 earthquake struck 92 km SW of Basco, Philippines on Wed, Mar 28, 1979, 7:25 PM GMT+8 (11:25 UTC), 40 km (25 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (ms), light
- Local time
- UTC
- 1979-03-28 11:25:09 UTC
- Depth
- 40.0 km (24.9 mi), shallow
- Epicenter
- 19.797° N, 121.410° 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
- CONSTRAINED_BY_DEPTH_PHASES
- Stations used
- 40
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 3 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.666 km WSW of Basco, Philippines · 17324 days ago · 26 km deep · 40 km away
- 4.446 km N of Namuac, Philippines · 17310 days ago · 51 km deep · 88 km away
- 4.643 km N of Claveria, Philippines · 17307 days ago · 73 km deep · 97 km away
Before
- 5.362 km SW of Basco, Philippines · 17358 days ago · 45 km deep · 37 km away
- 4.565 km NNE of Namuac, Philippines · 17362 days ago · 45 km deep · 70 km away
- 4.390 km SSW of Basco, Philippines · 17372 days ago · 33 km deep · 20 km away
- 4.5104 km SSW of Basco, Philippines · 17372 days ago · 23 km deep · 23 km away
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000zqf (also filed as iscgemsup668990). Read Thu, Sep 24, 2026, 9:25 AM UTC.