| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 43.0 km |
| Coordinates | 17.106, 122.410 |
| UTC time | 1978-03-21 13:42:32.500 |
Earthquake details
Tuesday, March 21, 1978 Earthquake
The earthquake hit Philippines on Tuesday, March 21, 1978 at 13:42 UTC with a magnitude of 5.3. The closest known location in the current dataset is Ilagan (Philippines - PH), about 55.6 km away. The epicenter is located at longitude 122.410 and latitude 17.106.
| Location | Tuguegarao City |
| Country | Philippines (PH) |
| Severity | Strong |
Earthquake map 1978-03-21
Closest countries
The 12 closest cities near the epicenter.
| Ilagan | 55.6 km |
| Tuguegarao City | 92.5 km |
| Solana | 97.7 km |
| Ramon | 99.8 km |
| Santiago | 102.9 km |
| Aglipay | 106.6 km |
| Solano | 146.3 km |
| Bayombong | 151.3 km |
| Aparri | 161.4 km |
| Dupax Del Norte | 165.0 km |
| La Trinidad | 207.3 km |
| Baguio City | 208.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.1
Santiago
Philippines · 2025-11-28 10:16 UTC
81.7 km
M 4.5
Tuguegarao City
Philippines · 2025-11-07 10:25 UTC
86.0 km
M 4.7
Tuguegarao City
Philippines · 2025-10-10 16:54 UTC
43.3 km
M 4.2
Tuguegarao City
Philippines · 2025-05-04 06:12 UTC
83.1 km
M 4.4
Santiago
Philippines · 2025-04-30 22:15 UTC
81.3 km
M 4.7
Santiago
Philippines · 2024-11-05 01:48 UTC
99.3 km
M 4.7
Tuguegarao City
Philippines · 2024-07-15 23:19 UTC
42.9 km
M 4.5
Tuguegarao City
Philippines · 2024-05-15 10:06 UTC
42.9 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.