M4.8 earthquake 43 km NE of Hernani, Philippines
A magnitude 4.8 earthquake struck 43 km NE of Hernani, Philippines on Sat, Apr 14, 1984, 4:31 AM GMT+8 (20:31 UTC), 117 km (73 mi) below the surface.
A larger quake followed: M5.3 56 km E of San Julian, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1984-04-13 20:31:20 UTC
- Depth
- 117.0 km (72.7 mi), intermediate-depth
- Epicenter
- 11.614° N, 125.896° 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
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.026 km NE of Hernani, Philippines · 15493 days ago · 33 km deep · 18 km away
- 5.356 km E of San Julian, Philippines · 15452 days ago · 46 km deep · 20 km away
- 4.573 km ESE of Dapdap, Philippines · 15450 days ago · 33 km deep · 44 km away
- 4.831 km E of Sulat, Philippines · 15450 days ago · 50 km deep · 29 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00023hq. Read Tue, Sep 29, 2026, 5:31 PM UTC.