Philippines earthquakes

M5.0 earthquake 26 km NE of Hernani, Philippines

A magnitude 5.0 earthquake struck 26 km NE of Hernani, Philippines on Mon, Apr 30, 1984, 12:47 AM GMT+8 (16:47 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.3 56 km E of San Julian, Philippines. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
5.0 (mb), moderate
Local time
UTC
1984-04-29 16:47:49 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
11.471° N, 125.818° E
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

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 2.0 and up: 13 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 5.356 km E of San Julian, Philippines · 15447 days ago · 46 km deep · 38 km away
  2. 4.573 km ESE of Dapdap, Philippines · 15444 days ago · 33 km deep · 61 km away
  3. 4.831 km E of Sulat, Philippines · 15444 days ago · 50 km deep · 40 km away
  4. 5.017 km ENE of Sulat, Philippines · 15441 days ago · 53 km deep · 50 km away
  5. 4.848 km E of Sulat, Philippines · 15438 days ago · 39 km deep · 41 km away
  6. 5.526 km E of Sulat, Philippines · 15436 days ago · 38 km deep · 41 km away
  7. 5.233 km ENE of Sulat, Philippines · 15436 days ago · 33 km deep · 47 km away
  8. 5.033 km ESE of Dolores, Philippines · 15436 days ago · 43 km deep · 50 km away
  9. 4.639 km NE of Hernani, Philippines · 15436 days ago · 33 km deep · 14 km away
  10. 5.123 km ENE of Sulat, Philippines · 15436 days ago · 46 km deep · 51 km away
  11. 4.7Samar, Philippines · 15432 days ago · 33 km deep · 66 km away
  12. 5.025 km E of Dapdap, Philippines · 15431 days ago · 33 km deep · 65 km away
  13. 4.517 km ENE of Sulat, Philippines · 15431 days ago · 60 km deep · 49 km away

Before

  1. 4.843 km NE of Hernani, Philippines · 15503 days ago · 117 km deep · 18 km away
  2. 5.139 km NE of Hernani, Philippines · 15504 days ago · 40 km deep · 13 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002408. Read Thu, Sep 24, 2026, 5:24 AM UTC.