October 10, 1931 Earthquake: Solomon Islands
A magnitude 7.7 earthquake struck Solomon Islands on October 10, 1931 at 00:20:01 UTC, 50 km below the surface.
Map
Where it struck, with the other significant earthquakes within 200 km. Circles are sized and colored by magnitude; select one for its page.
The earthquake
- Date
- October 10, 1931
- Time
- 00:20:01 UTC
- Place
- Solomon Islands
- Magnitude
- 7.7 (Mw)
- Focal depth
- 50 km (31 mi)
- Tsunami
- None recorded
- Epicenter
- 9.968° S, 161.194° E
- Country
- Solomon Islands
The toll
The record gives no deaths, injuries or damage for this earthquake.
What the record says
NCEI’s account, from the sources it cites.
1931, October 10, 00:19:53 UTC. 10 S, 161 E, shallow depth, magnitude 7.7. (reference #88)
1931, October 10, 00:19:53 UTC. 10 S, 161 E, magnitude 7.7. (reference #130)
1931, October 10, 00:19:53 UTC. 10 S, 161 E, shallow depth, magnitude 7.7. (reference #2666)
1931, October 10, 10 00:20:1.55 UTC, 9.968 S, 161.194 E, depth 50.2 km, 7.7 Mw P&S, 7.8 Ms ABE1, 7.6 Ms P&S, 7.3 mB ABE1, 7.7 UK B&D. (reference #9910)
Other significant earthquakes nearby
Within 200 km, the deadliest first.
- October 3, 1931, San Cristobal Island, Solomon Islands
- April 20, 1977, Solomon Islands
- April 21, 1977, Solomon Islands
- August 10, 1988, San Cristobal, Guadalcanal, Solomon Islands
- December 8, 2016, Solomon Islands
- April 12, 1926, Solomon Islands
- December 15, 1935, Solomon Islands
- April 20, 1977, Solomon Islands
- June 15, 1966, Guadalcanal, Solomon Islands
- August 1, 1961, Solomon Islands
- January 20, 2003, Honiara, San Cristobal, Solomon Islands
- February 7, 1984, Guadalcanal, Solomon Islands
- December 9, 2016, Solomon Islands
- April 20, 1977, Solomon Islands
- September 27, 1985, Honiara, Guadacanal, Solomon Islands
More
Significant earthquakes of 1931The 1900sEvery quake the USGS located in 1931Recent earthquakes near hereThis day in weather history
Sources
Significant earthquakes from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI earthquake 3478.