M4.6 earthquake 11 km SSW of Sinisian, Philippines
A magnitude 4.6 earthquake struck 11 km SSW of Sinisian, Philippines on Wed, Feb 14, 1973, 4:27 PM GMT+8 (08:27 UTC), 233 km (145 mi) below the surface.
A larger quake followed: M5.2 21 km NE of Tilik, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1973-02-14 08:27:32 UTC
- Depth
- 233.0 km (144.8 mi), intermediate-depth
- Epicenter
- 13.820° N, 120.814° 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.
- Stations used
- 15
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 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 usp00000h9. Read Tue, Sep 22, 2026, 9:40 PM UTC.