M5.1 earthquake 39 km NE of Hernani, Philippines
A magnitude 5.1 earthquake struck 39 km NE of Hernani, Philippines on Sat, Apr 14, 1984, 12:18 AM GMT+8 (16:18 UTC), 40 km (25 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
- 5.1 (mb), moderate
- Local time
- UTC
- 1984-04-13 16:18:26 UTC
- Depth
- 39.6 km (24.6 mi), shallow
- Epicenter
- 11.572° N, 125.881° 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.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.1 and up: 5 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.843 km NE of Hernani, Philippines · 15510 days ago · 117 km deep · 5 km away
- 5.026 km NE of Hernani, Philippines · 15494 days ago · 33 km deep · 13 km away
- 5.356 km E of San Julian, Philippines · 15453 days ago · 46 km deep · 25 km away
- 4.573 km ESE of Dapdap, Philippines · 15451 days ago · 33 km deep · 48 km away
- 4.831 km E of Sulat, Philippines · 15451 days ago · 50 km deep · 32 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00023hn. Read Wed, Sep 30, 2026, 9:17 AM UTC.