M4.9 earthquake 13 km ENE of Bacolod, Philippines
A magnitude 4.9 earthquake struck 13 km ENE of Bacolod, Philippines on Thu, Oct 8, 1987, 5:15 AM GMT+8 (21:15 UTC), 70 km (43 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
- 1987-10-07 21:15:18 UTC
- Depth
- 70.0 km (43.5 mi), intermediate-depth
- Epicenter
- 8.978° N, 126.403° 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: 3 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.78 km SSE of Gamut, Philippines · 14219 days ago · 33 km deep · 23 km away
- 4.619 km NNW of Cortes, Philippines · 14218 days ago · 101 km deep · 59 km away
- 5.430 km E of Union, Philippines · 14200 days ago · 25 km deep · 91 km away
Before
- 4.929 km ESE of Cortes, Philippines · 14244 days ago · 62 km deep · 28 km away
- 5.136 km ENE of Bacolod, Philippines · 14255 days ago · 38 km deep · 23 km away
- 4.748 km ENE of Aras-asan, Philippines · 14256 days ago · 33 km deep · 36 km away
- 5.234 km ENE of Bacolod, Philippines · 14256 days ago · 60 km deep · 21 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0003929. Read Sun, Sep 27, 2026, 9:26 PM UTC.