| Magnitude | 5.6 |
| Alert | Strong |
| Depth | 10.0 km |
| Coordinates | -51.722, 139.573 |
| UTC time | 1983-06-23 12:05:19.000 |
Earthquake details
Thursday, June 23, 1983 Earthquake
The earthquake hit western Indian-Antarctic Ridge on Thursday, June 23, 1983 at 12:05 UTC with a magnitude of 5.6. The closest known location in the current dataset is Hobart, about 1143.9 km away. The epicenter is located at longitude 139.573 and latitude -51.722.
| Location | western Indian-Antarctic Ridge |
| Country | western Indian-Antarctic Ridge |
| Severity | Strong |
Earthquake map 1983-06-23
Closest countries
The 12 closest cities near the epicenter.
| Hobart | 1143.9 km |
| Launceston | 1281.0 km |
| Warrnambool | 1502.3 km |
| Geelong | 1556.7 km |
| Frankston East | 1573.7 km |
| Glen Waverly | 1602.4 km |
| Melbourne | 1604.6 km |
| Saint Albans | 1608.8 km |
| Ballarat | 1611.1 km |
| Bendigo | 1706.6 km |
| Shepparton | 1768.8 km |
| Adelaide | 1871.0 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.6
western Indian-Antarctic Ridge
Unknown · 2026-04-05 04:46 UTC
20.5 km
M 5.1
western Indian-Antarctic Ridge
Unknown · 2026-02-03 15:38 UTC
53.0 km
M 4.5
western Indian-Antarctic Ridge
Unknown · 2026-01-04 22:34 UTC
91.1 km
M 4.5
western Indian-Antarctic Ridge
Unknown · 2025-07-18 14:56 UTC
55.4 km
M 4.5
western Indian-Antarctic Ridge
Unknown · 2025-07-14 13:46 UTC
19.5 km
M 4.4
western Indian-Antarctic Ridge
Unknown · 2025-07-14 13:45 UTC
48.6 km
M 4.3
western Indian-Antarctic Ridge
Unknown · 2025-07-14 13:40 UTC
77.7 km
M 5.0
western Indian-Antarctic Ridge
Unknown · 2024-11-05 16:54 UTC
43.2 km
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