2 Dec 2025, 01:27 UTC · Dec 1, 8:27 PM ET

M4.5 earthquake South Sandwich Islands region

A magnitude 4.5 earthquake struck South Sandwich Islands region at Dec 1, 8:27 PM ET, 10 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 regionM5.0 South Sandwich Islands regionM5.0 South Sandwich Islands regionM5.0 South Sandwich Islands regionM5.0 South Sandwich Islands regionM5.0 South Sandwich Islands regionM5.1 South Sandwich Islands regionM5.3 South Sandwich Islands regionM5.5 South Sandwich Islands regionM5.6 South Sandwich Islands region
under 33–44–55–66+
Magnitude4.5 mb
Time2 Dec 2025, 01:27 UTC
Location-56.308°, -25.597° – South Sandwich Islands region
Depth10.0 km
Felt reports0
USGS eventus6000rvrq
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.6South Sandwich Islands region · PAGER greenOct 11, 9:07 AM
370 d ago
45 km–
5.5South Sandwich Islands region · PAGER greenOct 11, 4:06 AM
371 d ago
51 km–
5.3South Sandwich Islands regionSep 2, 6:54 AM
44 d ago
99 km–
5.1South Sandwich Islands regionNov 3, 10:20 PM
347 d ago
19 km–
5.0South Sandwich Islands regionSep 21, 5:37 PM
25 d ago
10 km–
5.0South Sandwich Islands regionSep 4, 2:45 AM
43 d ago
10 km–
5.0South Sandwich Islands regionAug 29, 11:55 PM
48 d ago
142 km–
5.0South Sandwich Islands regionJun 17, 3:48 PM
121 d ago
10 km–
5.0South Sandwich Islands regionOct 30, 2:39 AM
352 d ago
10 km–
4.9South Sandwich Islands regionSep 12, 7:05 AM
34 d ago
102 km–
4.9South Sandwich Islands regionJun 30, 11:15 AM
108 d ago
82 km–
4.9South Sandwich Islands regionJun 16, 1:13 PM
122 d ago
24 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 10 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