Philippines earthquakes

M6.3 earthquake 0 km NNW of Tabina, Philippines

A magnitude 6.3 earthquake struck 0 km NNW of Tabina, Philippines on Mon, Dec 30, 2002, 12:49 PM GMT+8 (04:49 UTC), 10 km (6 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 6.3 (Mwc, centroid moment), strong
Magnitude from: USGS National Earthquake Information Center
Local time: Mon, Dec 30, 2002, 12:49 PM GMT+8
UTC: 2002-12-30 04:49:08 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 7.471° N, 123.407° E
Region: Philippines
Strongest shaking: VII, very strong shaking
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
6.3	Mwc, centroid moment	USGS National Earthquake Information Center	Preferred · Reviewed
6.29	Mw, moment	ISC-GEM global catalog	Final · ±0.1
6.3	Mwc, centroid moment	Global CMT project	Preliminary

What happened

The USGS’s account of the effects of this earthquake.

Felt (V PIVS) at Pagadian; (IV PIVS) at Dipolog and Zamboanga; (III PIVS) at Cotabato; (II PIVS) at Cagayan de Oro and Davao City. Felt (III PIVS) at Dumaguete and (I PIVS) at Tanjay, Negros.

From the USGS event page for usp000bmq9. U.S. Geological Survey text and figures are in the public domain.

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated: VII, very strong shaking
Peak ground acceleration: 30.7% of gravity
Peak ground velocity: 3.5 cm/s
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

No one has reported feeling this quake to the USGS.

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting: Strike-slip
Nodal plane 1: Strike 310°, dip 80°, rake 5°
Nodal plane 2: Strike 219°, dip 85°, rake 170°

How well it is located

Reviewed by a seismologist.

Depth from: OPERATOR_ASSIGNED
Stations used: 138

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 3.3 and up: 5 in the 60 days after this one and 0 in the 30 days before it.

After

Earthquakes today Philippines earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000bmq9 (also filed as gcmtc123002a, gcmt20021230044908, atlas20021230044912, iscgem6266688). Read Thu, Oct 1, 2026, 3:25 AM UTC.