| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 27.0 km |
| Coordinates | -9.853, 159.925 |
| UTC time | 1977-04-21 04:07:44.500 |
Earthquake details
Thursday, April 21, 1977 Earthquake
The earthquake hit Solomon Islands on Thursday, April 21, 1977 at 04:07 UTC with a magnitude of 5.1. The closest known location in the current dataset is Honiara (Solomon Islands - SB), about 46.8 km away. The epicenter is located at longitude 159.925 and latitude -9.853.
| Location | Honiara |
| Country | Solomon Islands (SB) |
| Severity | Strong |
Earthquake map 1977-04-21
Closest countries
The 12 closest cities near the epicenter.
| Honiara | 46.8 km |
| Arawa | 627.3 km |
| Port Vila | 1261.3 km |
| Port Moresby | 1402.4 km |
| Lae | 1465.9 km |
| Noumea | 1548.0 km |
| Mackay | 1705.6 km |
| Cairns | 1722.3 km |
| Townsville | 1757.9 km |
| Mount Hagen | 1786.5 km |
| Rockhampton | 1808.6 km |
| Gladstone | 1809.5 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.3
Honiara
Solomon Islands · 2026-03-26 01:52 UTC
|
43.3 km |
|
M 4.3
Honiara
Solomon Islands · 2026-03-24 17:18 UTC
|
110.4 km |
|
M 5.1
Honiara
Solomon Islands · 2026-02-14 03:12 UTC
|
64.7 km |
|
M 4.3
Honiara
Solomon Islands · 2026-01-31 03:26 UTC
|
58.9 km |
|
M 4.3
Honiara
Solomon Islands · 2026-01-31 02:42 UTC
|
62.1 km |
|
M 4.9
Honiara
Solomon Islands · 2026-01-31 02:34 UTC
|
59.0 km |
|
M 4.8
Honiara
Solomon Islands · 2026-01-30 22:57 UTC
|
68.8 km |
|
M 4.3
Honiara
Solomon Islands · 2026-01-15 03:41 UTC
|
36.8 km |
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