Indonesia earthquakes

M4.9 earthquake 103 km SSE of Nabire, Indonesia

A magnitude 4.9 earthquake struck 103 km SSE of Nabire, Indonesia on Mon, Oct 21, 1985, 1:24 AM GMT+9 (16:24 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.3 110 km SE of Nabire, Indonesia. 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), light
Local time
UTC
1985-10-20 16:24:44 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
4.147° S, 136.012° 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
OPERATOR_ASSIGNED

Nearest places

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

Nearby

Within 100 km, magnitude 1.9 and up: 4 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 3.5138 km E of Nabire, Indonesia · 14940 days ago · 33 km deep · 100 km away
  2. 3.779 km ESE of Nabire, Indonesia · 14936 days ago · 33 km deep · 56 km away
  3. 5.3110 km SE of Nabire, Indonesia · 14919 days ago · 10 km deep · 23 km away
  4. 4.9142 km SE of Nabire, Indonesia · 14914 days ago · 33 km deep · 40 km away

Before

  1. 4.4113 km SSE of Nabire, Indonesia · 14954 days ago · 10 km deep · 17 km away
  2. 4.9107 km SSE of Nabire, Indonesia · 14956 days ago · 10 km deep · 31 km away
  3. 4.9119 km SE of Nabire, Indonesia · 14961 days ago · 33 km deep · 23 km away
  4. 3.7108 km SSE of Nabire, Indonesia · 14962 days ago · 33 km deep · 7 km away
  5. 5.2129 km SE of Nabire, Indonesia · 14974 days ago · 10 km deep · 41 km away
  6. 5.4123 km SE of Nabire, Indonesia · 14974 days ago · 10 km deep · 36 km away
  7. 4.9113 km SSE of Nabire, Indonesia · 14975 days ago · 10 km deep · 10 km away
  8. 3.5102 km SE of Nabire, Indonesia · 14976 days ago · 33 km deep · 5 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002kzd. Read Tue, Sep 22, 2026, 12:15 PM UTC.