Indonesia earthquakes

M5.2 earthquake 133 km WNW of Ternate, Indonesia

A magnitude 5.2 earthquake struck 133 km WNW of Ternate, Indonesia on Sun, Apr 28, 1985, 12:30 PM GMT+8 (04:30 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.6 137 km NW of Ternate, Indonesia. 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
5.2 (mb), moderate
Local time
UTC
1985-04-28 04:30:54 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
1.210° N, 126.262° 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 2.2 and up: 3 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 5.6137 km NW of Ternate, Indonesia · 15118 days ago · 46 km deep · 43 km away
  2. 5.0165 km NW of Ternate, Indonesia · 15100 days ago · 176 km deep · 87 km away
  3. 5.0128 km WNW of Ternate, Indonesia · 15080 days ago · 33 km deep · 18 km away

Before

  1. 5.1136 km NW of Ternate, Indonesia · 15124 days ago · 48 km deep · 57 km away
  2. 5.1151 km NW of Ternate, Indonesia · 15134 days ago · 33 km deep · 76 km away
  3. 4.6139 km NW of Ternate, Indonesia · 15135 days ago · 66 km deep · 84 km away
  4. 4.5156 km NW of Ternate, Indonesia · 15137 days ago · 33 km deep · 69 km away
  5. 4.5147 km NW of Ternate, Indonesia · 15137 days ago · 33 km deep · 62 km away
  6. 4.9151 km NW of Ternate, Indonesia · 15137 days ago · 33 km deep · 60 km away
  7. 4.7137 km E of Laikit, Laikit II (Dimembe), Indonesia · 15137 days ago · 33 km deep · 40 km away
  8. 4.7134 km NW of Ternate, Indonesia · 15137 days ago · 33 km deep · 47 km away
  9. 4.5151 km NW of Ternate, Indonesia · 15138 days ago · 33 km deep · 49 km away
  10. 7.0142 km NW of Ternate, Indonesia · 15138 days ago · 51 km deep · 49 km away
  11. 4.7113 km NW of Ternate, Indonesia · 15139 days ago · 33 km deep · 60 km away
  12. 5.2135 km W of Ternate, Indonesia · 15144 days ago · 43 km deep · 43 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002e84. Read Tue, Sep 22, 2026, 3:46 PM UTC.