M4.3 earthquake 10 km NNW of San Ignacio, Philippines
A magnitude 4.3 earthquake struck 10 km NNW of San Ignacio, Philippines on Sun, Jan 28, 1990, 3:59 AM GMT+8 (19:59 UTC), 99 km (61 mi) below the surface.
A larger quake followed: M5.0 46 km ENE of Kinablangan, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 1990-01-27 19:59:02 UTC
- Depth
- 98.9 km (61.5 mi), intermediate-depth
- Epicenter
- 7.200° N, 126.438° 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
- FROM_LOCATION
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 7 in the 30 days before it.
After
- 5.046 km ENE of Kinablangan, Philippines · 13383 days ago · 63 km deep · 95 km away
- 4.441 km NE of Kinablangan, Philippines · 13382 days ago · 81 km deep · 92 km away
- 5.119 km E of Santa Maria, Philippines · 13362 days ago · 75 km deep · 90 km away
- 4.97 km W of San Luis, Philippines · 13344 days ago · 171 km deep · 28 km away
- 4.925 km ENE of Kinablangan, Philippines · 13334 days ago · 76 km deep · 76 km away
- 4.648 km ENE of Kinablangan, Philippines · 13330 days ago · 45 km deep · 92 km away
Before
- 4.454 km ENE of Kinablangan, Philippines · 13394 days ago · 63 km deep · 97 km away
- 5.111 km NNE of Cateel, Philippines · 13407 days ago · 88 km deep · 77 km away
- 4.724 km SE of Bobon, Philippines · 13413 days ago · 107 km deep · 56 km away
- 5.342 km ENE of Baculin, Philippines · 13415 days ago · 43 km deep · 70 km away
- 4.836 km SE of Lukatan, Philippines · 13415 days ago · 64 km deep · 52 km away
- 4.330 km SE of Bobon, Philippines · 13415 days ago · 33 km deep · 56 km away
- 4.447 km ENE of Kinablangan, Philippines · 13417 days ago · 57 km deep · 89 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00044t5. Read Wed, Sep 23, 2026, 9:19 PM UTC.