M5.3 earthquake 31 km SE of Union, Philippines
A magnitude 5.3 earthquake struck 31 km SE of Union, Philippines on Mon, Aug 29, 1983, 11:36 PM GMT+8 (15:36 UTC), 63 km (39 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.3 (mb), moderate
- Local time
- UTC
- 1983-08-29 15:36:14 UTC
- Depth
- 62.9 km (39.1 mi), shallow
- Epicenter
- 9.561° N, 126.314° 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.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.3 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.017 km ENE of Aras-asan, Philippines · 15722 days ago · 68 km deep · 71 km away
- 4.823 km ENE of Santa Monica, Philippines · 15718 days ago · 53 km deep · 56 km away
- 4.99 km NE of Santa Monica, Philippines · 15697 days ago · 60 km deep · 62 km away
- 4.99 km NW of Santa Monica, Philippines · 15688 days ago · 33 km deep · 68 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001y1c (also filed as iscgemsup571113). Read Sun, Sep 27, 2026, 9:50 AM UTC.