| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -9.802, 160.210 |
| UTC time | 1977-04-21 00:05:27.700 |
Earthquake details
Thursday, April 21, 1977 Earthquake
The earthquake hit Solomon Islands on Thursday, April 21, 1977 at 00:05 UTC with a magnitude of 5.5. The closest known location in the current dataset is Honiara (Solomon Islands - SB), about 50.0 km away. The epicenter is located at longitude 160.210 and latitude -9.802.
| Location | Honiara |
| Country | Solomon Islands (SB) |
| Severity | Strong |
Earthquake map 1977-04-21
Closest countries
The 12 closest cities near the epicenter.
| Honiara | 50.0 km |
| Arawa | 648.1 km |
| Port Vila | 1243.5 km |
| Port Moresby | 1433.6 km |
| Lae | 1495.2 km |
| Noumea | 1539.8 km |
| Mackay | 1730.5 km |
| Cairns | 1752.5 km |
| Townsville | 1786.1 km |
| Mount Hagen | 1815.6 km |
| Gladstone | 1830.0 km |
| Rockhampton | 1830.3 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
|
16.5 km |
|
M 4.3
Honiara
Solomon Islands · 2026-03-24 17:18 UTC
|
89.4 km |
|
M 5.1
Honiara
Solomon Islands · 2026-02-14 03:12 UTC
|
90.8 km |
|
M 4.3
Honiara
Solomon Islands · 2026-01-31 03:26 UTC
|
88.7 km |
|
M 4.3
Honiara
Solomon Islands · 2026-01-31 02:42 UTC
|
91.9 km |
|
M 4.9
Honiara
Solomon Islands · 2026-01-31 02:34 UTC
|
88.4 km |
|
M 4.8
Honiara
Solomon Islands · 2026-01-30 22:57 UTC
|
94.3 km |
|
M 4.3
Honiara
Solomon Islands · 2026-01-15 03:41 UTC
|
50.5 km |
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