M4.8 earthquake 2 km S of Calaca, Philippines
A magnitude 4.8 earthquake struck 2 km S of Calaca, Philippines on Thu, Aug 30, 1979, 10:45 AM GMT+8 (02:45 UTC), 246 km (153 mi) below the surface.
A larger quake followed: M4.9 10 km WNW of Wawa, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1979-08-30 02:45:52 UTC
- Depth
- 246.0 km (152.9 mi), intermediate-depth
- Epicenter
- 13.911° N, 120.809° 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
- 39
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 1 in the 60 days after this one and 4 in the 30 days before it.
After
Before
- 4.91 km NE of Balayan, Philippines · 17195 days ago · 154 km deep · 8 km away
- 5.11 km WSW of Bagalangit, Philippines · 17205 days ago · 162 km deep · 24 km away
- 4.70 km SSW of Abra de Ilog, Philippines · 17208 days ago · 54 km deep · 53 km away
- 4.91 km ESE of Putol, Philippines · 17212 days ago · 129 km deep · 11 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00012q8. Read Sat, Sep 26, 2026, 12:46 AM UTC.