M4.5 earthquake 82 km SSW of Poso, Indonesia
A magnitude 4.5 earthquake struck 82 km SSW of Poso, Indonesia on Mon, Feb 25, 1985, 7:59 PM GMT+8 (11:59 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.6 102 km NE of Mamuju, Indonesia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1985-02-25 11:59:47 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 2.032° S, 120.368° 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 1.5 and up: 19 in the 60 days after this one and 8 in the 30 days before it.
After
- 5.6102 km NE of Mamuju, Indonesia · 15180 days ago · 33 km deep · 86 km away
- 6.4101 km NNW of Rantepao, Indonesia · 15180 days ago · 17 km deep · 78 km away
- 5.199 km N of Rantepao, Indonesia · 15180 days ago · 33 km deep · 69 km away
- 4.795 km NNW of Rantepao, Indonesia · 15179 days ago · 33 km deep · 81 km away
- 4.987 km NNW of Rantepao, Indonesia · 15179 days ago · 33 km deep · 87 km away
- 5.496 km NE of Mamuju, Indonesia · 15179 days ago · 33 km deep · 91 km away
- 5.991 km NE of Mamuju, Indonesia · 15179 days ago · 33 km deep · 92 km away
- 5.192 km NNW of Rantepao, Indonesia · 15179 days ago · 33 km deep · 78 km away
- 4.593 km NNW of Rantepao, Indonesia · 15179 days ago · 33 km deep · 81 km away
- 4.894 km N of Rantepao, Indonesia · 15179 days ago · 33 km deep · 68 km away
- 5.0101 km N of Rantepao, Indonesia · 15179 days ago · 29 km deep · 62 km away
- 5.191 km NNW of Rantepao, Indonesia · 15179 days ago · 47 km deep · 85 km away
- 6.7112 km N of Rantepao, Indonesia · 15179 days ago · 44 km deep · 72 km away
- 5.179 km NNW of Rantepao, Indonesia · 15176 days ago · 33 km deep · 76 km away
- 5.091 km NNW of Rantepao, Indonesia · 15175 days ago · 33 km deep · 72 km away
- 5.286 km NNW of Rantepao, Indonesia · 15169 days ago · 48 km deep · 78 km away
- 5.0Sulawesi, Indonesia · 15169 days ago · 33 km deep · 68 km away
- 4.897 km N of Rantepao, Indonesia · 15160 days ago · 33 km deep · 71 km away
- 4.686 km S of Poso, Indonesia · 15159 days ago · 33 km deep · 61 km away
Before
- 4.789 km NNW of Rantepao, Indonesia · 15184 days ago · 42 km deep · 80 km away
- 5.286 km NNW of Rantepao, Indonesia · 15185 days ago · 43 km deep · 80 km away
- 4.985 km NNW of Rantepao, Indonesia · 15185 days ago · 33 km deep · 81 km away
- 5.082 km NNW of Rantepao, Indonesia · 15185 days ago · 43 km deep · 77 km away
- 5.288 km N of Rantepao, Indonesia · 15185 days ago · 56 km deep · 69 km away
- 6.0100 km N of Rantepao, Indonesia · 15185 days ago · 61 km deep · 65 km away
- 4.679 km N of Rantepao, Indonesia · 15185 days ago · 33 km deep · 55 km away
- 5.187 km N of Rantepao, Indonesia · 15185 days ago · 49 km deep · 71 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002c7n. Read Tue, Sep 22, 2026, 7:32 AM UTC.