M4.1 earthquake 35 km E of Basco, Philippines
A magnitude 4.1 earthquake struck 35 km E of Basco, Philippines on Sun, Jan 6, 1985, 9:00 PM GMT+8 (13:00 UTC), 153 km (95 mi) below the surface.
A larger quake followed: M4.5 31 km E of Basco, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mb), light
- Local time
- UTC
- 1985-01-06 13:00:41 UTC
- Depth
- 152.7 km (94.9 mi), intermediate-depth
- Epicenter
- 20.436° N, 122.308° 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: 1 in the 60 days after this one and 1 in the 30 days before it.
After
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002asx. Read Wed, Sep 23, 2026, 9:35 AM UTC.