M5.8 earthquake 34 km SE of Suklayin, Philippines
A magnitude 5.8 earthquake struck 34 km SE of Suklayin, Philippines on Sun, Jul 4, 1971, 7:30 PM GMT+8 (11:30 UTC), 32 km (20 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.8 (mw), moderate
- Local time
- UTC
- 1971-07-04 11:30:53 UTC
- Depth
- 32.2 km (20.0 mi), shallow
- Epicenter
- 15.583° N, 121.820° 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
- 7.5% of gravity
- Peak ground velocity
- 1.7 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 2.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem781910. Read Tue, Sep 22, 2026, 5:36 AM UTC.