M4.9 earthquake 29 km ESE of Cortes, Philippines
A magnitude 4.9 earthquake struck 29 km ESE of Cortes, Philippines on Tue, Sep 29, 1987, 4:19 PM GMT+8 (08:19 UTC), 62 km (39 mi) below the surface.
A larger quake followed: M5.4 30 km E of Union, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1987-09-29 08:19:09 UTC
- Depth
- 62.3 km (38.7 mi), shallow
- Epicenter
- 9.227° N, 126.457° 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
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 4 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.913 km ENE of Bacolod, Philippines · 14236 days ago · 70 km deep · 28 km away
- 4.78 km SSE of Gamut, Philippines · 14221 days ago · 33 km deep · 43 km away
- 4.619 km NNW of Cortes, Philippines · 14220 days ago · 101 km deep · 42 km away
- 5.430 km E of Union, Philippines · 14202 days ago · 25 km deep · 64 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00038u1. Read Tue, Sep 29, 2026, 7:27 AM UTC.