M4.7 earthquake 32 km SE of Union, Philippines
A magnitude 4.7 earthquake struck 32 km SE of Union, Philippines on Sun, Jan 5, 2003, 2:43 AM GMT+8 (18:43 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.9 13 km SE of Union, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2003-01-04 18:43:48 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 9.579° N, 126.344° E
- Region
- Philippines
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (I PIVS) at Surigao.
From the USGS event page for usp000bn2m. U.S. Geological Survey text and figures are in the public domain.
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
- Stations used
- 34
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 3 in the 60 days after this one and 8 in the 30 days before it.
After
- 4.913 km SE of Union, Philippines · 8666 days ago · 33 km deep · 20 km away
- 3.83 km ENE of Bangonay, Philippines · 8616 days ago · 33 km deep · 88 km away
- 4.840 km N of Santa Monica, Philippines · 8613 days ago · 72 km deep · 96 km away
Before
- 4.438 km E of Cortes, Philippines · 8680 days ago · 33 km deep · 37 km away
- 4.157 km ENE of La Paz, Philippines · 8684 days ago · 33 km deep · 57 km away
- 4.628 km E of Cortes, Philippines · 8685 days ago · 33 km deep · 34 km away
- 4.414 km E of Cortes, Philippines · 8686 days ago · 33 km deep · 34 km away
- 5.221 km E of Cortes, Philippines · 8688 days ago · 33 km deep · 31 km away
- 4.652 km NNE of Santa Monica, Philippines · 8695 days ago · 33 km deep · 96 km away
- 4.644 km NNE of Santa Monica, Philippines · 8696 days ago · 33 km deep · 95 km away
- 4.236 km E of Union, Philippines · 8700 days ago · 33 km deep · 26 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000bn2m. Read Thu, Oct 1, 2026, 4:37 PM UTC.