Philippines earthquakes

M5.5 earthquake 55 km ENE of Barcelona, Philippines

A magnitude 5.5 earthquake struck 55 km ENE of Barcelona, Philippines on Sun, Dec 3, 2023, 6:35 AM GMT+8 (22:35 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M6.9 34 km ENE of Aras-asan, Philippines. This one was a foreshock.

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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: 5.5 (mb, body-wave), moderate
Magnitude from: USGS National Earthquake Information Center
Local time: Sun, Dec 3, 2023, 6:35 AM GMT+8
UTC: 2023-12-02 22:35:41 UTC
Depth: 26.2 km (16.3 mi), shallow
Epicenter: 8.369° N, 126.887° E
Region: Philippines
Strongest shaking: IV, light shaking
PAGER alert: Green
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
5.5	mb, body-wave	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.036 · 275 stations
5.7	Mi	NOAA Pacific Tsunami Warning Center	First automatic solution · Reviewed · 7 stations

Shaking

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

Strongest estimated: IV, light shaking
Peak ground acceleration: 3.1% of gravity
Peak ground velocity: 2.2 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.

Estimated impact

The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.

Alert level: Green: little or no damage or loss of life expected

Deaths: estimated chance of each range
Range	Chance
Under 1	65%
1 to 10	30%
10 to 100	4%
100 to 1,000	Under 1%
1,000 to 10,000	Under 1%
10,000 to 100,000	Under 1%
100,000 to 10,000,000	Under 1%

Economic losses: estimated chance of each range
Range, million USD	Chance
Under 1	65%
1 to 10	30%
10 to 100	4%
100 to 1,000	Under 1%
1,000 to 10,000	Under 1%
10,000 to 100,000	Under 1%
100,000 to 10,000,000	Under 1%

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 6.1 km horizontally, 3.9 km in depth
Magnitude uncertainty: ±0.04
Depth from: From location
Station coverage gap: 68°
Stations used: 133

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: at least 199 in the 60 days after this one and 156 in the 30 days before it.

After

The first 60 of at least 199.

Before

Earthquakes today Philippines earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000lfnu (also filed as pt23336007). Read Fri, Oct 2, 2026, 8:47 AM UTC.