M4.5 earthquake 13 km ESE of Kalbay, Philippines
A magnitude 4.5 earthquake struck 13 km ESE of Kalbay, Philippines on Mon, Aug 24, 1981, 7:20 PM GMT+8 (11:20 UTC), 124 km (77 mi) below the surface.
A larger quake followed: M5.0 Mindanao, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1981-08-24 11:20:51 UTC
- Depth
- 124.1 km (77.1 mi), intermediate-depth
- Epicenter
- 5.693° N, 125.612° 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 1.5 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.0Mindanao, Philippines · 16459 days ago · 53 km deep · 69 km away
- 4.689 km SSE of Pondaguitan, Philippines · 16441 days ago · 78 km deep · 95 km away
- 5.039 km ESE of Lamitan, Philippines · 16440 days ago · 83 km deep · 59 km away
- 4.7Mindanao, Philippines · 16438 days ago · 138 km deep · 54 km away
- 4.247 km ESE of Caburan, Philippines · 16422 days ago · 128 km deep · 47 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001ffj. Read Tue, Sep 22, 2026, 10:49 AM UTC.