Philippines earthquakes

M4.4 earthquake 4 km W of Santol, Philippines

A magnitude 4.4 earthquake struck 4 km W of Santol, Philippines on Thu, Aug 9, 1990, 3:38 AM GMT+8 (19:38 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.7 1 km W of Panganiban, Philippines. This one was a foreshock.

Santol forecastMore in Philippines

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.4 (mb), light
Local time
UTC
1990-08-08 19:38:20 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
15.158° N, 120.523° E
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 1.5 and up: 2 in the 60 days after this one and 29 in the 30 days before it.

After

  1. 4.71 km W of Panganiban, Philippines · 13184 days ago · 33 km deep · 98 km away
  2. 3.93 km W of Hacienda, Philippines · 13161 days ago · 33 km deep · 96 km away

Before

  1. 4.910 km WNW of Cabog, Philippines · 13198 days ago · 24 km deep · 83 km away
  2. 4.63 km NNE of Bongabon, Philippines · 13211 days ago · 33 km deep · 88 km away
  3. 5.14 km W of Digdig, Philippines · 13212 days ago · 45 km deep · 98 km away
  4. 4.31 km NNW of Santa Rosa, Philippines · 13212 days ago · 33 km deep · 26 km away
  5. 4.52 km N of Calibungan, Philippines · 13215 days ago · 33 km deep · 55 km away
  6. 4.43 km NNE of Bacnar, Philippines · 13216 days ago · 33 km deep · 86 km away
  7. 4.51 km N of Malanay, Philippines · 13217 days ago · 33 km deep · 97 km away
  8. 4.65 km SSE of General Luna, Philippines · 13217 days ago · 33 km deep · 93 km away
  9. 4.74 km N of Cabog, Philippines · 13217 days ago · 33 km deep · 93 km away
  10. 4.83 km S of General Luna, Philippines · 13217 days ago · 33 km deep · 92 km away
  11. 4.55 km N of Tayabo, Philippines · 13217 days ago · 33 km deep · 98 km away
  12. 4.36 km S of General Tinio, Philippines · 13218 days ago · 33 km deep · 57 km away
  13. 5.01 km SE of Bagong-Sikat, Philippines · 13218 days ago · 33 km deep · 92 km away
  14. 4.31 km SSW of Antipolo, Philippines · 13218 days ago · 33 km deep · 87 km away
  15. 4.53 km NNE of Soledad, Philippines · 13218 days ago · 33 km deep · 61 km away
  16. 4.51 km NNW of Bibiclat, Philippines · 13218 days ago · 33 km deep · 55 km away
  17. 4.41 km ENE of Sampaloc, Philippines · 13218 days ago · 33 km deep · 83 km away
  18. 5.45 km ENE of General Luna, Philippines · 13218 days ago · 33 km deep · 100 km away
  19. 4.62 km W of Camiling, Philippines · 13218 days ago · 33 km deep · 60 km away
  20. 4.811 km WNW of Babo-Pangulo, Philippines · 13218 days ago · 33 km deep · 13 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0004d4c. Read Wed, Sep 23, 2026, 1:15 PM UTC.