Philippines earthquakes

M4.5 earthquake 16 km SE of Dicabisagan, Philippines

A magnitude 4.5 earthquake struck 16 km SE of Dicabisagan, Philippines on Fri, Jul 22, 1977, 7:08 AM GMT+9 (22:08 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M4.8 17 km ESE of Dicamay, Philippines. This one was a foreshock.

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

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The earthquake

Magnitude: 4.5 (mb), light
Local time: Fri, Jul 22, 1977, 7:08 AM GMT+9
UTC: 1977-07-21 22:08:43 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 16.974° N, 122.525° 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.

How well it is located

Reviewed by a seismologist.

Depth from: OPERATOR_ASSIGNED
Stations used: 10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 4 in the 30 days before it.

After

Before

Earthquakes today Philippines earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000ptz. Read Tue, Sep 22, 2026, 11:02 AM UTC.