Indonesia earthquakes

M4.0 earthquake 283 km WSW of Tual, Indonesia

A magnitude 4.0 earthquake struck 283 km WSW of Tual, Indonesia on Sat, Oct 31, 1987, 4:43 PM GMT+9 (07:43 UTC), 180 km (112 mi) below the surface.

A larger quake followed: M4.8 Banda Sea. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
4.0 (mb), light
Local time
UTC
1987-10-31 07:43:56 UTC
Depth
180.3 km (112.0 mi), intermediate-depth
Epicenter
6.197° S, 130.253° E
Region
Indonesia
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
FROM_LOCATION

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 4.8Banda Sea · 14202 days ago · 162 km deep · 48 km away
  2. 4.7Banda Sea · 14202 days ago · 123 km deep · 98 km away
  3. 4.5Banda Sea · 14186 days ago · 33 km deep · 84 km away
  4. 3.9293 km WSW of Tual, Indonesia · 14185 days ago · 150 km deep · 11 km away
  5. 4.1Banda Sea · 14178 days ago · 128 km deep · 90 km away
  6. 4.2230 km W of Tual, Indonesia · 14177 days ago · 184 km deep · 60 km away
  7. 5.1Banda Sea · 14171 days ago · 119 km deep · 78 km away
  8. 4.5Banda Sea · 14171 days ago · 168 km deep · 41 km away
  9. 3.6220 km W of Tual, Indonesia · 14167 days ago · 135 km deep · 65 km away
  10. 5.1278 km WSW of Tual, Indonesia · 14165 days ago · 134 km deep · 36 km away
  11. 4.9Banda Sea · 14151 days ago · 153 km deep · 24 km away
  12. 4.0243 km WSW of Tual, Indonesia · 14147 days ago · 161 km deep · 59 km away

Before

  1. 5.0264 km WSW of Tual, Indonesia · 14211 days ago · 135 km deep · 29 km away
  2. 4.9Banda Sea · 14214 days ago · 173 km deep · 51 km away
  3. 4.9299 km WSW of Tual, Indonesia · 14232 days ago · 104 km deep · 52 km away
  4. 4.7278 km W of Tual, Indonesia · 14233 days ago · 193 km deep · 30 km away
  5. 4.6Banda Sea · 14234 days ago · 145 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00039se. Read Tue, Sep 22, 2026, 9:31 PM UTC.