M 7.5 - 103 km SE of Honiara, Solomon Islands
- 1977-04-21 04:24:09 (UTC)
- 9.965°S 160.731°E
- 33.0 km depth
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VIImmi 
Estimated Intensity Map Ground Failure - Landslide Estimate
Limited area affected
Little or no population exposed
- Liquefaction Estimate
Significant area affected
Limited population exposed
Origin - Review Status
- REVIEWED
- Magnitude
- 7.5 ms
- Depth
- 33.0 km
- Time
- 1977-04-21 04:24:09 UTC
Focal Mechanism Fault Plane Solution View Nearby Seismicity - Time Range
± Three Weeks - Search Radius
250.0 km - Magnitude Range
≥ 4.0
Contributors US
USGS National Earthquake Information Center, PDE