M5.3 earthquake 29 km WSW of Siavonga, Zambia
A magnitude 5.3 earthquake struck 29 km WSW of Siavonga, Zambia on Mon, Sep 23, 1963, 8:40 AM GMT+2 (06:40 UTC), 15 km (9 mi) below the surface.
A larger quake followed: M5.7 32 km WSW of Siavonga, Zambia. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.3 (mw), moderate
- Local time
- UTC
- 1963-09-23 06:40:36 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 16.594° S, 28.437° E
- Region
- Zambia
- 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.
- Magnitude uncertainty
- ±0.30
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.3 and up: 2 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayZambia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem873113. Read Wed, Sep 30, 2026, 3:16 AM UTC.