M4.5 earthquake 45 km NW of Pandan, Philippines
A magnitude 4.5 earthquake struck 45 km NW of Pandan, Philippines on Mon, Aug 18, 1986, 5:20 AM GMT+8 (21:20 UTC), 44 km (27 mi) below the surface.
A larger quake followed: M5.2 45 km NE of Pandan, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1986-08-17 21:20:43 UTC
- Depth
- 43.6 km (27.1 mi), shallow
- Epicenter
- 14.382° N, 123.923° 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 1.5 and up: 2 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002x8v. Read Tue, Sep 22, 2026, 5:39 AM UTC.