M4.9 earthquake 108 km W of Basco, Philippines
A magnitude 4.9 earthquake struck 108 km W of Basco, Philippines on Mon, Jan 30, 1984, 8:44 PM GMT+8 (12:44 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1984-01-30 12:44:19 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 20.369° N, 120.935° 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.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 0 in the 60 days after this one and 10 in the 30 days before it.
Before
- 4.898 km WNW of Basco, Philippines · 15591 days ago · 19 km deep · 44 km away
- 4.493 km W of Basco, Philippines · 15594 days ago · 35 km deep · 20 km away
- 4.390 km W of Basco, Philippines · 15597 days ago · 33 km deep · 21 km away
- 4.7107 km W of Basco, Philippines · 15597 days ago · 21 km deep · 12 km away
- 3.9129 km W of Basco, Philippines · 15598 days ago · 38 km deep · 21 km away
- 4.585 km SW of Basco, Philippines · 15598 days ago · 66 km deep · 67 km away
- 4.4117 km W of Basco, Philippines · 15598 days ago · 33 km deep · 18 km away
- 4.2110 km W of Basco, Philippines · 15600 days ago · 33 km deep · 3 km away
- 5.298 km W of Basco, Philippines · 15600 days ago · 22 km deep · 16 km away
- 4.8102 km WSW of Basco, Philippines · 15607 days ago · 33 km deep · 50 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00021p5 (also filed as iscgem562048). Read Sun, Sep 27, 2026, 9:35 PM UTC.