| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 526.2 km |
| Coordinates | 5.512, 123.705 |
| UTC time | 1999-10-20 23:58:52.530 |
Earthquake details
Wednesday, October 20, 1999 Earthquake
The earthquake hit Philippines on Wednesday, October 20, 1999 at 23:58 UTC with a magnitude of 5.1. The closest known location in the current dataset is Surallah (Philippines - PH), about 150.0 km away. The epicenter is located at longitude 123.705 and latitude 5.512.
| Location | General Santos |
| Country | Philippines (PH) |
| Severity | Strong |
Earthquake map 1999-10-20
Closest countries
The 12 closest cities near the epicenter.
| Surallah | 150.0 km |
| Bañga | 156.3 km |
| Isulan | 159.4 km |
| Koronadal | 167.8 km |
| Tacurong | 169.8 km |
| Polomolok | 170.0 km |
| General Santos | 175.7 km |
| General Salipada K. Pendatun | 184.6 km |
| Alabel | 187.5 km |
| Maluñgun | 194.4 km |
| Pagaluñgan | 196.2 km |
| Cotabato City | 199.7 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.6
General Santos
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M 6.7
General Santos
Philippines · 2026-06-26 11:34 UTC
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M 6.5
General Santos
Philippines · 2026-06-26 11:34 UTC
158.7 km
M 4.9
General Santos
Philippines · 2026-06-25 04:03 UTC
175.5 km
M 4.8
General Santos
Philippines · 2026-06-22 02:17 UTC
157.5 km
M 5.3
General Santos
Philippines · 2026-06-18 06:57 UTC
167.3 km
M 4.7
General Santos
Philippines · 2026-06-17 08:03 UTC
162.6 km
M 4.7
General Santos
Philippines · 2026-06-16 05:44 UTC
178.2 km
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