M5.4 earthquake 17 km ENE of Santa Maria, Philippines
A magnitude 5.4 earthquake struck 17 km ENE of Santa Maria, Philippines on Thu, Nov 16, 1978, 6:45 PM GMT+8 (10:45 UTC), 56 km (35 mi) below the surface.
A larger quake followed: M5.5 7 km NNW of Amaga, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (mb), moderate
- Local time
- UTC
- 1978-11-16 10:45:08 UTC
- Depth
- 56.0 km (34.8 mi), shallow
- Epicenter
- 8.028° N, 126.596° 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
- 98
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 5.57 km NNW of Amaga, Philippines · 17471 days ago · 33 km deep · 87 km away
- 4.725 km ESE of Marihatag, Philippines · 17466 days ago · 68 km deep · 79 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000xft (also filed as iscgem674022). Read Tue, Sep 22, 2026, 10:24 AM UTC.