Solomon Islands earthquakes

M4.9 earthquake 173 km WSW of Buala, Solomon Islands

A magnitude 4.9 earthquake struck 173 km WSW of Buala, Solomon Islands on Tue, Oct 15, 1991, 5:16 AM GMT+11 (18:16 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M5.6 169 km SW of Buala, Solomon Islands. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.9 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1991-10-14 18:16:23 UTC
Depth
21.8 km (13.5 mi), shallow
Epicenter
8.940° S, 158.230° E
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
CONSTRAINED_BY_DEPTH_PHASES

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.9 and up: 14 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.4131 km WNW of Malango, Solomon Islands · 12771 days ago · 33 km deep · 53 km away
  2. 3.9130 km WNW of Malango, Solomon Islands · 12771 days ago · 33 km deep · 53 km away
  3. 5.0121 km WNW of Malango, Solomon Islands · 12771 days ago · 26 km deep · 62 km away
  4. 4.8161 km WNW of Malango, Solomon Islands · 12771 days ago · 25 km deep · 29 km away
  5. 4.9111 km WNW of Malango, Solomon Islands · 12771 days ago · 34 km deep · 72 km away
  6. 5.0180 km WSW of Buala, Solomon Islands · 12771 days ago · 16 km deep · 10 km away
  7. 4.3150 km ESE of Gizo, Solomon Islands · 12771 days ago · 33 km deep · 28 km away
  8. 5.3158 km WNW of Malango, Solomon Islands · 12770 days ago · 26 km deep · 28 km away
  9. 4.3150 km WNW of Malango, Solomon Islands · 12770 days ago · 33 km deep · 34 km away
  10. 4.5149 km WNW of Malango, Solomon Islands · 12770 days ago · 33 km deep · 36 km away
  11. 4.1102 km WNW of Malango, Solomon Islands · 12770 days ago · 33 km deep · 81 km away
  12. 5.6169 km SW of Buala, Solomon Islands · 12742 days ago · 29 km deep · 13 km away
  13. 5.2111 km SW of Buala, Solomon Islands · 12741 days ago · 33 km deep · 65 km away
  14. 4.6126 km WNW of Malango, Solomon Islands · 12740 days ago · 21 km deep · 58 km away

Before

  1. 6.1166 km WNW of Malango, Solomon Islands · 12771 days ago · 19 km deep · 17 km away
  2. 6.4140 km WNW of Malango, Solomon Islands · 12771 days ago · 31 km deep · 43 km away
  3. 7.2155 km WNW of Malango, Solomon Islands · 12771 days ago · 23 km deep · 29 km away
  4. 5.5128 km WNW of Malango, Solomon Islands · 12789 days ago · 26 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0004xtw. Read Thu, Oct 1, 2026, 7:36 PM UTC.