M4.9 earthquake 3 km N of Hernani, Philippines
A magnitude 4.9 earthquake struck 3 km N of Hernani, Philippines on Tue, Oct 23, 1979, 5:00 AM GMT+8 (21:00 UTC), 60 km (37 mi) below the surface.
A larger quake followed: M5.0 7 km E of Hernani, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1979-10-22 21:00:48 UTC
- Depth
- 60.0 km (37.3 mi), shallow
- Epicenter
- 11.359° N, 125.625° 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
- 17
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 1 in the 60 days after this one and 4 in the 30 days before it.
After
Before
- 4.830 km NE of Llorente, Philippines · 17141 days ago · 72 km deep · 29 km away
- 5.24 km SW of Cabay, Philippines · 17141 days ago · 85 km deep · 18 km away
- 5.277 km ESE of Dapdap, Philippines · 17142 days ago · 34 km deep · 86 km away
- 5.259 km E of Sulat, Philippines · 17144 days ago · 27 km deep · 68 km away
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00013nc. Read Sat, Sep 26, 2026, 10:02 AM UTC.