M4.5 earthquake 83 km ESE of Madimba, Tanzania
A magnitude 4.5 earthquake struck 83 km ESE of Madimba, Tanzania on Sun, Jun 30, 1985, 8:58 PM GMT+3 (17:58 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.7 86 km ESE of Madimba, Tanzania. 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
- 1985-06-30 17:58:50 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 10.634° S, 41.054° E
- Region
- Tanzania
- 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: 1 in the 60 days after this one and 20 in the 30 days before it.
After
Before
- 4.6Tanzania · 15061 days ago · 10 km deep · 73 km away
- 4.568 km ESE of Madimba, Tanzania · 15061 days ago · 10 km deep · 16 km away
- 4.790 km ESE of Madimba, Tanzania · 15061 days ago · 10 km deep · 9 km away
- 4.693 km ESE of Madimba, Tanzania · 15061 days ago · 10 km deep · 11 km away
- 4.870 km E of Madimba, Tanzania · 15061 days ago · 10 km deep · 21 km away
- 4.772 km ESE of Madimba, Tanzania · 15061 days ago · 10 km deep · 10 km away
- 5.6101 km ESE of Madimba, Tanzania · 15061 days ago · 10 km deep · 20 km away
- 4.475 km ESE of Madimba, Tanzania · 15061 days ago · 10 km deep · 8 km away
- 4.477 km ESE of Madimba, Tanzania · 15062 days ago · 10 km deep · 6 km away
- 4.055 km NE of Madimba, Tanzania · 15064 days ago · 10 km deep · 70 km away
- 4.691 km ESE of Madimba, Tanzania · 15065 days ago · 10 km deep · 11 km away
- 5.196 km ESE of Madimba, Tanzania · 15065 days ago · 10 km deep · 14 km away
- 4.579 km ESE of Madimba, Tanzania · 15065 days ago · 10 km deep · 9 km away
- 5.0102 km ESE of Madimba, Tanzania · 15065 days ago · 10 km deep · 20 km away
- 5.087 km ESE of Madimba, Tanzania · 15065 days ago · 10 km deep · 5 km away
- 4.313 km E of Mtwara, Tanzania · 15065 days ago · 10 km deep · 92 km away
- 4.596 km ESE of Madimba, Tanzania · 15065 days ago · 10 km deep · 18 km away
- 4.575 km ESE of Madimba, Tanzania · 15066 days ago · 10 km deep · 10 km away
- 4.586 km ESE of Madimba, Tanzania · 15068 days ago · 10 km deep · 4 km away
- 4.263 km SE of Madimba, Tanzania · 15086 days ago · 33 km deep · 28 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002g9x. Read Tue, Sep 22, 2026, 12:18 PM UTC.