| 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 4.8
Tagudin
Philippines · 2026-02-16 01:36 UTC
|
59.3 km |
|
M 4.5
Laoag
Philippines · 2025-12-05 19:37 UTC
|
139.2 km |
|
M 4.6
Laoag
Philippines · 2025-11-22 17:18 UTC
|
137.6 km |
|
M 4.6
San Fernando
Philippines · 2025-11-13 09:57 UTC
|
101.1 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 4.4
Vigan
Philippines · 2025-09-04 12:00 UTC
|
107.4 km |
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