M5.9 earthquake 2 km SSW of Macabuboni, Philippines
A magnitude 5.9 earthquake struck 2 km SSW of Macabuboni, Philippines on Sat, Dec 21, 1963, 9:09 PM GMT+8 (13:09 UTC), 45 km (28 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.9 (mw), moderate
- Local time
- UTC
- 1963-12-21 13:09:11 UTC
- Depth
- 44.9 km (27.9 mi), shallow
- Epicenter
- 16.172° N, 119.768° E
- Region
- Philippines
- Strongest shaking
- V, moderate shaking
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- V, moderate shaking
- Peak ground acceleration
- 6.9% of gravity
- Peak ground velocity
- 1.7 cm/s
- Map
- Automatic

Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem873848. Read Tue, Sep 22, 2026, 7:57 PM UTC.