| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | 17.369, 122.684 |
| UTC time | 1977-08-18 17:46:59.500 |
Earthquake details
Thursday, August 18, 1977 Earthquake
The earthquake hit Philippines on Thursday, August 18, 1977 at 17:46 UTC with a magnitude of 5.0. The closest known location in the current dataset is Ilagan (Philippines - PH), about 88.0 km away. The epicenter is located at longitude 122.684 and latitude 17.369.
| Location | Ilagan |
| Country | Philippines (PH) |
| Severity | Strong |
Earthquake map 1977-08-18
Closest countries
The 12 closest cities near the epicenter.
| Ilagan | 88.0 km |
| Tuguegarao City | 105.7 km |
| Solana | 110.0 km |
| Ramon | 138.5 km |
| Santiago | 142.6 km |
| Aglipay | 147.8 km |
| Aparri | 155.9 km |
| Solano | 185.9 km |
| Bayombong | 191.0 km |
| Dupax Del Norte | 205.5 km |
| Batac City | 237.3 km |
| San Nicolas | 238.8 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.5
Tuguegarao City
Philippines · 2025-11-07 10:25 UTC
44.9 km
M 4.7
Tuguegarao City
Philippines · 2025-10-10 16:54 UTC
42.8 km
M 4.2
Tuguegarao City
Philippines · 2025-05-04 06:12 UTC
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M 4.7
Tuguegarao City
Philippines · 2024-07-15 23:19 UTC
36.4 km
M 4.5
Tuguegarao City
Philippines · 2024-05-15 10:06 UTC
15.9 km
M 4.3
Ilagan
Philippines · 2023-12-31 00:13 UTC
91.7 km
M 4.6
Tuguegarao City
Philippines · 2023-08-14 15:07 UTC
62.0 km
M 4.5
Tuguegarao City
Philippines · 2023-05-24 23:55 UTC
47.3 km
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