M5.7 earthquake 31 km N of Karligan, Philippines
A magnitude 5.7 earthquake struck 31 km N of Karligan, Philippines on Sun, Apr 12, 1970, 12:16 PM GMT+8 (04:16 UTC), 19 km (12 mi) below the surface.
A larger quake followed: M6.2 59 km NNE of Casuguran, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.7 (Mw, moment), moderate
- Magnitude from
- ISC-GEM global catalog
- Local time
- UTC
- 1970-04-12 04:16:57 UTC
- Depth
- 19.1 km (11.9 mi), shallow
- Epicenter
- 15.263° N, 122.063° E
- Region
- Philippines
- Strongest shaking
- V, moderate shaking
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- V, moderate shaking
- Peak ground acceleration
- 9.4% of gravity
- Peak ground velocity
- 1.8 cm/s
- Map
- Automatic
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 2.7 and up: 6 in the 60 days after this one and 6 in the 30 days before it.
After
- 5.6Philippine Islands region · 20630 days ago · 23 km deep · 42 km away
- 5.737 km N of Casuguran, Philippines · 20630 days ago · 19 km deep · 47 km away
- 5.543 km NE of Karligan, Philippines · 20629 days ago · 11 km deep · 32 km away
- 5.734 km NNE of Karligan, Philippines · 20629 days ago · 17 km deep · 14 km away
- 6.259 km NNE of Casuguran, Philippines · 20627 days ago · 26 km deep · 65 km away
- 5.921 km ESE of Suklayin, Philippines · 20611 days ago · 34 km deep · 60 km away
Before
- 7.017 km N of Karligan, Philippines · 20630 days ago · 15 km deep · 15 km away
- 6.535 km E of Dingalan, Philippines · 20634 days ago · 28 km deep · 43 km away
- 5.837 km SE of Suklayin, Philippines · 20635 days ago · 25 km deep · 40 km away
- 5.634 km ESE of Suklayin, Philippines · 20635 days ago · 25 km deep · 50 km away
- 5.840 km E of Suklayin, Philippines · 20635 days ago · 15 km deep · 59 km away
- 7.414 km ENE of Suklayin, Philippines · 20635 days ago · 31 km deep · 71 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem796632. Read Mon, Oct 5, 2026, 10:29 AM UTC.