| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -4.879, 68.497 |
| UTC time | 1977-04-23 11:37:06.400 |
Earthquake details
Saturday, April 23, 1977 Earthquake
The earthquake hit Chagos Archipelago region on Saturday, April 23, 1977 at 11:37 UTC with a magnitude of 5.0. The closest known location in the current dataset is Malé, about 1151.7 km away. The epicenter is located at longitude 68.497 and latitude -4.879.
| Location | Chagos Archipelago region |
| Country | Chagos Archipelago region |
| Severity | Strong |
Earthquake map 1977-04-23
Closest countries
The 12 closest cities near the epicenter.
| Malé | 1151.7 km |
| Trivandrum | 1758.9 km |
| Neyyāttinkara | 1758.9 km |
| Nagercoil | 1759.9 km |
| Vettūr | 1767.8 km |
| Varkala | 1768.8 km |
| Attingal | 1770.9 km |
| Paravūr Tekkumbhāgam | 1771.8 km |
| Nedumangād | 1773.0 km |
| Kollam | 1775.4 km |
| Galle | 1781.5 km |
| Ambalangoda | 1783.4 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.5
Chagos Archipelago region
Unknown · 2026-05-30 16:05 UTC
47.2 km
M 4.6
Chagos Archipelago region
Unknown · 2026-05-26 14:40 UTC
48.5 km
M 4.5
Chagos Archipelago region
Unknown · 2026-03-22 11:52 UTC
63.1 km
M 4.4
Chagos Archipelago region
Unknown · 2026-02-13 17:14 UTC
20.3 km
M 4.6
Chagos Archipelago region
Unknown · 2025-12-17 06:00 UTC
57.3 km
M 4.6
Chagos Archipelago region
Unknown · 2025-08-08 20:18 UTC
88.4 km
M 4.5
Chagos Archipelago region
Unknown · 2025-07-22 05:38 UTC
65.9 km
M 5.5
Chagos Archipelago region
Unknown · 2025-07-22 05:04 UTC
33.9 km
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