M4.7 earthquake 31 km E of Dicabisagan, Philippines
A magnitude 4.7 earthquake struck 31 km E of Dicabisagan, Philippines on Fri, Jul 22, 1977, 12:23 AM GMT+9 (15:23 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.1 14 km N of Dicabisagan, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb), light
- Local time
- UTC
- 1977-07-21 15:23:33 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 17.137° N, 122.710° 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.
- Depth from
- OPERATOR_ASSIGNED
- Stations used
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 8 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.114 km N of Dicabisagan, Philippines · 17960 days ago · 46 km deep · 31 km away
- 4.516 km SE of Dicabisagan, Philippines · 17960 days ago · 33 km deep · 27 km away
- 4.817 km ESE of Dicamay, Philippines · 17959 days ago · 85 km deep · 77 km away
- 5.131 km NNW of Dicabisagan, Philippines · 17959 days ago · 46 km deep · 49 km away
- 4.744 km NE of Dicabisagan, Philippines · 17959 days ago · 50 km deep · 26 km away
- 5.49 km ESE of Dicabisagan, Philippines · 17954 days ago · 41 km deep · 24 km away
- 5.154 km NE of Dicabisagan, Philippines · 17948 days ago · 33 km deep · 31 km away
- 5.042 km NE of Dicabisagan, Philippines · 17932 days ago · 33 km deep · 26 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000ptt. Read Tue, Sep 22, 2026, 10:57 AM UTC.