M4.5 earthquake 28 km ENE of Cortes, Philippines
A magnitude 4.5 earthquake struck 28 km ENE of Cortes, Philippines on Fri, Mar 1, 1985, 4:47 PM GMT+8 (08:47 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.0 77 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
- 4.5 (mb), light
- Local time
- UTC
- 1985-03-01 08:47:17 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 9.395° N, 126.428° 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
- OPERATOR_ASSIGNED
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 usp0002cah. Read Tue, Sep 22, 2026, 3:52 PM UTC.