M4.5 earthquake 46 km ENE of Agutaya, Philippines
A magnitude 4.5 earthquake struck 46 km ENE of Agutaya, Philippines on Sat, Aug 18, 1973, 5:53 PM GMT+8 (09:53 UTC), 86 km (53 mi) below the surface.
A larger quake followed: M5.2 34 km NE of Agutaya, 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
- 1973-08-18 09:53:37 UTC
- Depth
- 86.0 km (53.4 mi), intermediate-depth
- Epicenter
- 11.379° N, 121.300° 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
- 13
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 2 in the 30 days before it.
After
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000347. Read Wed, Sep 23, 2026, 3:22 AM UTC.