Philippines earthquakes

M5.1 earthquake 178 km SE of Sarangani, Philippines

A magnitude 5.1 earthquake struck 178 km SE of Sarangani, Philippines on Thu, May 23, 2002, 7:49 AM GMT+8 (23:49 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.2 183 km SE of Sarangani, 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: 5.1 (mwc), moderate
Local time: Thu, May 23, 2002, 7:49 AM GMT+8
UTC: 2002-05-22 23:49:15 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 4.153° N, 126.483° 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.

Fault motion and ground failure

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

Faulting: Reverse (thrust)
Nodal plane 1: Strike 20°, dip 43°, rake 90°
Nodal plane 2: Strike 200°, dip 47°, rake 90°

How well it is located

Reviewed by a seismologist.

Depth from: OPERATOR_ASSIGNED
Stations used: 68

Nearest places

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

Nearby

Within 100 km, magnitude 2.1 and up: 17 in the 60 days after this one and 12 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000b4td (also filed as gcmtb052202g, gcmt20020522234915, iscgem3153673). Read Tue, Sep 29, 2026, 4:31 PM UTC.