M5.2 earthquake 18 km NW of Siocon, Philippines
A magnitude 5.2 earthquake struck 18 km NW of Siocon, Philippines on Thu, Jul 14, 1977, 8:08 AM GMT+9 (23:08 UTC), 46 km (29 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.2 (mb), moderate
- Local time
- UTC
- 1977-07-13 23:08:07 UTC
- Depth
- 46.0 km (28.6 mi), shallow
- Epicenter
- 7.804° N, 122.000° 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.
- Stations used
- 36
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.2 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000pqg. Read Tue, Sep 22, 2026, 6:20 PM UTC.