M5.1 earthquake 73 km ESE of Bobon, Philippines
A magnitude 5.1 earthquake struck 73 km ESE of Bobon, Philippines on Wed, Oct 7, 1987, 6:01 AM GMT+8 (22:01 UTC), 192 km (120 mi) below the surface.
A larger quake followed: M5.6 8 km W of Tamisan, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (mb), moderate
- Local time
- UTC
- 1987-10-06 22:01:59 UTC
- Depth
- 192.4 km (119.6 mi), intermediate-depth
- Epicenter
- 6.502° N, 126.888° 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 2.1 and up: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.449 km SSE of Pondaguitan, Philippines · 14221 days ago · 75 km deep · 94 km away
- 4.928 km ESE of Santiago, Philippines · 14214 days ago · 71 km deep · 81 km away
- 5.68 km W of Tamisan, Philippines · 14197 days ago · 67 km deep · 82 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000391n. Read Tue, Sep 29, 2026, 3:45 AM UTC.