Philippines earthquakes

M5.5 earthquake 43 km NE of Karligan, Philippines

A magnitude 5.5 earthquake struck 43 km NE of Karligan, Philippines on Mon, Apr 13, 1970, 7:52 AM GMT+8 (23:52 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M5.7 34 km NNE of Karligan, Philippines. This one was a foreshock.

Jose Pañganiban forecastMore in Philippines

Map

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

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The earthquake

Magnitude
5.5 (mw), moderate
Local time
UTC
1970-04-12 23:52:07 UTC
Depth
10.7 km (6.6 mi), shallow
Epicenter
15.223° N, 122.359° 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.

Magnitude uncertainty
±0.20
Depth from
From location

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: 3 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 5.734 km NNE of Karligan, Philippines · 20616 days ago · 17 km deep · 18 km away
  2. 6.259 km NNE of Casuguran, Philippines · 20614 days ago · 26 km deep · 33 km away
  3. 5.921 km ESE of Suklayin, Philippines · 20598 days ago · 34 km deep · 85 km away

Before

  1. 5.737 km N of Casuguran, Philippines · 20617 days ago · 19 km deep · 21 km away
  2. 5.6Philippine Islands region · 20617 days ago · 23 km deep · 11 km away
  3. 5.731 km N of Karligan, Philippines · 20617 days ago · 19 km deep · 32 km away
  4. 7.017 km N of Karligan, Philippines · 20617 days ago · 15 km deep · 35 km away
  5. 6.535 km E of Dingalan, Philippines · 20621 days ago · 28 km deep · 73 km away
  6. 5.837 km SE of Suklayin, Philippines · 20622 days ago · 25 km deep · 68 km away
  7. 5.634 km ESE of Suklayin, Philippines · 20622 days ago · 25 km deep · 73 km away
  8. 5.840 km E of Suklayin, Philippines · 20622 days ago · 15 km deep · 77 km away
  9. 7.414 km ENE of Suklayin, Philippines · 20622 days ago · 31 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event iscgem796692. Read Tue, Sep 22, 2026, 11:16 AM UTC.