| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 21.0 km |
| Coordinates | -9.992, 160.820 |
| UTC time | 1977-04-21 06:53:22.000 |
Earthquake details
Thursday, April 21, 1977 Earthquake
The earthquake hit Solomon Islands on Thursday, April 21, 1977 at 06:53 UTC with a magnitude of 5.0. The closest known location in the current dataset is Honiara (Solomon Islands - SB), about 113.9 km away. The epicenter is located at longitude 160.820 and latitude -9.992.
| Location | Honiara |
| Country | Solomon Islands (SB) |
| Severity | Strong |
Earthquake map 1977-04-21
Closest countries
The 12 closest cities near the epicenter.
| Honiara | 113.9 km |
| Arawa | 714.5 km |
| Port Vila | 1182.3 km |
| Noumea | 1493.3 km |
| Port Moresby | 1500.7 km |
| Lae | 1565.1 km |
| Mackay | 1760.4 km |
| Cairns | 1801.9 km |
| Townsville | 1826.9 km |
| Tarawa | 1844.7 km |
| Gladstone | 1846.5 km |
| Rockhampton | 1850.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.6
Honiara
Solomon Islands · 2026-07-17 06:55 UTC
175.3 km
M 4.7
Honiara
Solomon Islands · 2026-06-28 02:39 UTC
158.8 km
M 4.3
Honiara
Solomon Islands · 2026-03-26 01:52 UTC
56.0 km
M 4.3
Honiara
Solomon Islands · 2026-03-24 17:18 UTC
107.4 km
M 5.1
Honiara
Solomon Islands · 2026-02-14 03:12 UTC
160.9 km
M 4.3
Honiara
Solomon Islands · 2026-01-31 03:26 UTC
158.0 km
M 4.3
Honiara
Solomon Islands · 2026-01-31 02:42 UTC
161.2 km
M 4.9
Honiara
Solomon Islands · 2026-01-31 02:34 UTC
157.9 km
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