| Magnitude | 5.2 |
| Alert | Strong |
| Depth | 48.0 km |
| Coordinates | 17.354, 119.720 |
| UTC time | 1977-02-23 10:35:02.100 |
Earthquake details
Wednesday, February 23, 1977 Earthquake
The earthquake hit Philippines on Wednesday, February 23, 1977 at 10:35 UTC with a magnitude of 5.2. The closest known location in the current dataset is Vigan (Philippines - PH), about 75.0 km away. The epicenter is located at longitude 119.720 and latitude 17.354.
| Location | Vigan |
| Country | Philippines (PH) |
| Severity | Strong |
Earthquake map 1977-02-23
Closest countries
The 12 closest cities near the epicenter.
| Vigan | 75.0 km |
| Tagudin | 90.0 km |
| San Fernando | 103.9 km |
| Batac City | 118.8 km |
| Aringay | 126.4 km |
| San Nicolas | 130.0 km |
| Laoag | 132.1 km |
| La Trinidad | 136.2 km |
| Baguio City | 139.8 km |
| Agoo | 147.1 km |
| Lingayen | 158.0 km |
| Binmaley | 158.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.5
Agoo
Philippines · 2026-06-24 10:51 UTC
95.0 km
M 4.6
Baguio City
Philippines · 2026-06-16 03:39 UTC
56.0 km
M 4.8
Tagudin
Philippines · 2026-02-16 01:36 UTC
59.3 km
M 4.6
Baguio City
Philippines · 2025-12-13 19:09 UTC
78.4 km
M 4.9
Laoag
Philippines · 2025-10-20 02:43 UTC
75.8 km
M 5.1
Laoag
Philippines · 2025-10-05 01:45 UTC
87.7 km
M 5.4
San Fernando
Philippines · 2025-09-18 19:52 UTC
63.5 km
M 4.6
Batac City
Philippines · 2025-07-14 23:22 UTC
52.7 km
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