| 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 4.1
Santiago
Philippines · 2025-11-28 10:16 UTC
|
120.2 km |
|
M 4.7
Tuguegarao City
Philippines · 2025-10-10 16:54 UTC
|
42.8 km |
|
M 4.4
Santiago
Philippines · 2025-04-30 22:15 UTC
|
115.6 km |
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.