Philippines earthquakes

M5.5 earthquake 70 km SE of Lukatan, Philippines

A magnitude 5.5 earthquake struck 70 km SE of Lukatan, Philippines on Thu, Feb 22, 2001, 6:50 AM GMT+8 (22:50 UTC), 75 km (47 mi) below the surface.

A larger quake followed: M5.8 65 km ESE of Bobon, 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 (mwc), moderate
Local time: Thu, Feb 22, 2001, 6:50 AM GMT+8
UTC: 2001-02-21 22:50:29 UTC
Depth: 75.3 km (46.8 mi), intermediate-depth
Epicenter: 6.622° N, 126.923° 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: Strike-slip
Nodal plane 1: Strike 97°, dip 56°, rake -5°
Nodal plane 2: Strike 190°, dip 86°, rake -146°

How well it is located

Reviewed by a seismologist.

Stations used: 112

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: 9 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 usp000aa35 (also filed as gcmtb022101f, gcmt20010221225029, iscgem1832495). Read Tue, Sep 22, 2026, 8:56 PM UTC.