M4.9 earthquake 20 km ESE of Tigui, Philippines
A magnitude 4.9 earthquake struck 20 km ESE of Tigui, Philippines on Thu, Mar 3, 1983, 11:49 AM GMT+8 (03:49 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.7 20 km S of San Rafael, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1983-03-03 03:49:15 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 13.170° N, 122.198° 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 1.9 and up: 2 in the 60 days after this one and 3 in the 30 days before it.
After
- 5.720 km S of San Rafael, Philippines · 15900 days ago · 33 km deep · 85 km away
- 5.212 km S of Yook, Philippines · 15871 days ago · 39 km deep · 27 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001tef. Read Sun, Sep 27, 2026, 7:44 AM UTC.