M5.8 earthquake 49 km W of Gadung, Philippines
A magnitude 5.8 earthquake struck 49 km W of Gadung, Philippines on Mon, Nov 21, 1977, 7:39 PM GMT+8 (11:39 UTC), 601 km (373 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.8 (mb), moderate
- Local time
- UTC
- 1977-11-21 11:39:40 UTC
- Depth
- 601.0 km (373.4 mi), deep
- Epicenter
- 6.830° N, 123.576° 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
- 103
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.247 km W of Gadung, Philippines · 17837 days ago · 612 km deep · 2 km away
- 5.420 km WNW of Bantogon, Philippines · 17805 days ago · 53 km deep · 41 km away
- 5.023 km SW of Sangay, Philippines · 17780 days ago · 43 km deep · 68 km away
- 4.831 km SW of Sangay, Philippines · 17780 days ago · 46 km deep · 71 km away
- 5.144 km W of Gadung, Philippines · 17779 days ago · 38 km deep · 12 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000rmz (also filed as gcmtb112177a, gcmt19771121113940, iscgem690651). Read Tue, Sep 22, 2026, 12:12 PM UTC.