| Magnitude | 5.6 |
| Alert | Strong |
| Depth | 14.8 km |
| Coordinates | 18.828, 120.957 |
| UTC time | 1983-08-11 12:02:58.890 |
Earthquake details
Thursday, August 11, 1983 Earthquake
The earthquake hit Philippines on Thursday, August 11, 1983 at 12:02 UTC with a magnitude of 5.6. The closest known location in the current dataset is Laoag (Philippines - PH), about 79.8 km away. The epicenter is located at longitude 120.957 and latitude 18.828.
| Location | Laoag |
| Country | Philippines (PH) |
| Severity | Strong |
Earthquake map 1983-08-11
Closest countries
The 12 closest cities near the epicenter.
| Laoag | 79.8 km |
| San Nicolas | 82.4 km |
| Aparri | 89.2 km |
| Batac City | 95.5 km |
| Vigan | 152.0 km |
| Solana | 152.1 km |
| Tuguegarao City | 157.4 km |
| Ilagan | 211.4 km |
| Tagudin | 217.6 km |
| Ramon | 235.6 km |
| Santiago | 246.3 km |
| San Fernando | 255.4 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.8
Aparri
Philippines · 2026-08-19 04:22 UTC
52.7 km
M 4.6
Tuguegarao City
Philippines · 2026-07-17 09:40 UTC
49.3 km
M 4.8
Laoag
Philippines · 2026-07-16 01:15 UTC
98.6 km
M 4.3
Tuguegarao City
Philippines · 2026-05-23 06:25 UTC
30.5 km
M 5.1
Tuguegarao City
Philippines · 2026-02-22 10:40 UTC
59.4 km
M 4.5
Laoag
Philippines · 2026-01-27 16:56 UTC
17.1 km
M 4.4
Laoag
Philippines · 2025-12-19 05:33 UTC
19.5 km
M 4.5
Laoag
Philippines · 2025-12-05 19:37 UTC
89.9 km
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