6 Mar 2026, 20:16 UTC · Mar 6, 3:16 PM ET

M4.5 earthquake South Sandwich Islands region

A magnitude 4.5 earthquake struck South Sandwich Islands region at Mar 6, 3:16 PM ET, 236 km deep, light – felt by most people nearby, rattling windows, rarely damage.

M4.5 South Sandwich Islands regionM4.9 South Sandwich Islands regionM4.9 South Sandwich Islands regionM4.9 South Sandwich Islands regionM4.9 South Sandwich Islands regionM5.0 South Sandwich Islands regionM5.0 South Sandwich Islands regionM5.0 South Sandwich Islands regionM5.1 South Sandwich Islands regionM5.4 South Sandwich Islands regionM5.7 South Sandwich Islands regionM6.2 South Sandwich Islands regionM6.4 South Sandwich Islands region
under 33–44–55–66+
Magnitude4.5 mb
Time6 Mar 2026, 20:16 UTC
Location-56.138°, -28.875° – South Sandwich Islands region
Depth235.7 km
Felt reports0
USGS eventus7000s2ms
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
6.4South Sandwich Islands region · PAGER greenJul 11, 6:26 AM
97 d ago
26 km–
6.2South Sandwich Islands region · PAGER greenSep 2, 7:46 PM
44 d ago
111 km2 reports
5.7South Sandwich Islands region · PAGER greenMay 20, 7:00 PM
149 d ago
101 km–
5.4South Sandwich Islands region · PAGER greenJan 17, 1:00 PM
272 d ago
86 km–
5.1South Sandwich Islands regionOct 23, 9:26 PM
358 d ago
106 km–
5.0South Sandwich Islands regionSep 19, 5:59 AM
27 d ago
58 km–
5.0South Sandwich Islands regionMay 13, 2:36 AM
157 d ago
35 km–
5.0South Sandwich Islands regionJan 28, 6:31 AM
261 d ago
117 km–
4.9South Sandwich Islands regionOct 7, 12:39 AM
10 d ago
10 km–
4.9South Sandwich Islands regionMay 5, 5:01 PM
164 d ago
63 km–
4.9South Sandwich Islands regionApr 2, 4:22 PM
197 d ago
10 km–
4.9South Sandwich Islands regionMar 1, 2:41 PM
229 d ago
122 km–
FAQ

About this earthquake

How strong was the South Sandwich Islands region earthquake?

Magnitude 4.5 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 236 km.

Was it felt?

No felt reports have been submitted to the USGS so far.

Were there aftershocks?

No earthquakes within 100 km have followed so far in our records.

Earthquakes

More

Source: U.S. Geological Survey (USGS) earthquake catalog, real-time feeds and FDSN event service; magnitudes and locations are revised by seismologists for hours after an event. Times are Eastern (ET) unless marked UTC. Not an alert service: for warnings follow local authorities and tsunami centers.

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M4.5 earthquake South Sandwich Islands region — 77.today