| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | 13.055, 125.928 |
| UTC time | 1977-01-23 15:34:11.400 |
Earthquake details
Sunday, January 23, 1977 Earthquake
The earthquake hit Philippines on Sunday, January 23, 1977 at 15:34 UTC with a magnitude of 5.1. The closest known location in the current dataset is Catarman (Philippines - PH), about 153.1 km away. The epicenter is located at longitude 125.928 and latitude 13.055.
| Location | Catbalogan |
| Country | Philippines (PH) |
| Severity | Strong |
Earthquake map 1977-01-23
Closest countries
The 12 closest cities near the epicenter.
| Catarman | 153.1 km |
| Calbayog City | 181.8 km |
| Catbalogan | 182.0 km |
| Sorsogon | 210.0 km |
| Panalanoy | 224.5 km |
| Tacloban City | 225.3 km |
| Legaspi City | 237.3 km |
| Malilipot | 239.1 km |
| Tabaco | 240.2 km |
| San Jose | 259.8 km |
| Masbate | 261.4 km |
| Oas | 264.6 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.8
Tacloban City
Philippines · 2026-08-09 17:05 UTC
199.6 km
M 4.4
Tacloban City
Philippines · 2026-06-23 01:22 UTC
171.4 km
M 4.9
Catbalogan
Philippines · 2026-04-28 22:58 UTC
89.0 km
M 4.6
Catbalogan
Philippines · 2026-03-15 12:51 UTC
121.2 km
M 4.5
Catbalogan
Philippines · 2026-03-11 17:37 UTC
119.8 km
M 4.6
Catbalogan
Philippines · 2026-03-10 17:06 UTC
122.8 km
M 4.6
Catbalogan
Philippines · 2026-03-10 15:06 UTC
119.5 km
M 4.7
Catbalogan
Philippines · 2026-03-09 10:52 UTC
119.1 km
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