Philippines earthquakes

M4.6 earthquake 34 km S of Dicabisagan, Philippines

A magnitude 4.6 earthquake struck 34 km S of Dicabisagan, Philippines on Mon, Mar 21, 1977, 2:28 PM GMT+8 (06:28 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.1 41 km SSE of Dicabisagan, Philippines. This one was a foreshock.

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The earthquake

Magnitude: 4.6 (mb, body-wave), light
Magnitude from: USGS National Earthquake Information Center
Local time: Mon, Mar 21, 1977, 2:28 PM GMT+8
UTC: 1977-03-21 06:28:40 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 16.771° N, 122.418° 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: 16

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 11 in the 60 days after this one and 29 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 usp0000n0x. Read Sat, Oct 3, 2026, 4:51 PM UTC.