| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 48.0 km |
| Coordinates | 6.337, 123.960 |
| UTC time | 1977-05-28 02:41:32.900 |
Earthquake details
Saturday, May 28, 1977 Earthquake
The earthquake hit Philippines on Saturday, May 28, 1977 at 02:41 UTC with a magnitude of 5.1. The closest known location in the current dataset is Isulan (Philippines - PH), about 78.4 km away. The epicenter is located at longitude 123.960 and latitude 6.337.
| Location | Koronadal |
| Country | Philippines (PH) |
| Severity | Strong |
Earthquake map 1977-05-28
Closest countries
The 12 closest cities near the epicenter.
| Isulan | 78.4 km |
| Surallah | 87.0 km |
| Tacurong | 88.6 km |
| Bañga | 91.0 km |
| Koronadal | 99.8 km |
| General Salipada K. Pendatun | 100.3 km |
| Pagaluñgan | 100.9 km |
| Cotabato City | 103.6 km |
| Sultan Kudarat | 104.6 km |
| Malingao | 107.9 km |
| Budta | 110.1 km |
| Midsayap | 114.1 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.3
General Santos
Philippines · 2026-06-18 06:57 UTC
150.8 km
M 5.2
General Santos
Philippines · 2026-06-13 02:05 UTC
148.7 km
M 5.0
General Santos
Philippines · 2026-06-10 01:54 UTC
154.2 km
M 5.0
General Santos
Philippines · 2026-06-09 18:09 UTC
142.8 km
M 5.4
General Santos
Philippines · 2026-06-09 10:07 UTC
119.8 km
M 5.3
General Santos
Philippines · 2026-06-08 14:53 UTC
119.0 km
M 4.8
General Santos
Philippines · 2026-06-08 02:12 UTC
159.3 km
M 5.0
Tacurong
Philippines · 2026-05-16 11:25 UTC
96.4 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.