Philippines earthquakes

M4.6 earthquake 14 km E of Union, Philippines

A magnitude 4.6 earthquake struck 14 km E of Union, Philippines on Wed, Jan 17, 1990, 7:10 PM GMT+8 (11:10 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M4.8 106 km ENE of Santa Monica, 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
4.6 (mb), light
Local time
UTC
1990-01-17 11:10:16 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
9.764° N, 126.242° E
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

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 5 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.627 km E of Union, Philippines · 13379 days ago · 55 km deep · 13 km away
  2. 4.00 km S of Santa Ana, Philippines · 13375 days ago · 175 km deep · 98 km away
  3. 4.54 km E of Tubajon, Philippines · 13372 days ago · 98 km deep · 94 km away
  4. 4.8106 km ENE of Santa Monica, Philippines · 13356 days ago · 33 km deep · 99 km away
  5. 5.237 km ENE of Aras-asan, Philippines · 13355 days ago · 57 km deep · 96 km away

Before

  1. 4.952 km E of Pilar, Philippines · 13398 days ago · 33 km deep · 41 km away
  2. 5.138 km ENE of Santa Monica, Philippines · 13400 days ago · 45 km deep · 40 km away
  3. 4.78 km ENE of Santa Monica, Philippines · 13415 days ago · 33 km deep · 34 km away
  4. 4.610 km NE of Aras-asan, Philippines · 13418 days ago · 33 km deep · 92 km away
  5. 4.890 km NE of Santa Monica, Philippines · 13427 days ago · 33 km deep · 98 km away
  6. 5.1104 km ENE of Pilar, Philippines · 13427 days ago · 31 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00044cx. Read Tue, Sep 22, 2026, 11:48 PM UTC.