28 Dec 2025, 04:36 UTC · Dec 27, 11:36 PM ET

M5.1 earthquake South Sandwich Islands region

A magnitude 5.1 earthquake struck South Sandwich Islands region at Dec 27, 11:36 PM ET, 38 km deep, moderate – felt widely, some damage to weak buildings.

M4.9 South Sandwich Islands regionM4.9 South Sandwich Islands regionM4.9 South Sandwich Islands regionM5.0 South Sandwich Islands regionM5.0 South Sandwich Islands regionM5.1 South Sandwich Islands regionM5.1 South Sandwich Islands regionM5.1 South Sandwich Islands regionM5.1 South Sandwich Islands regionM5.1 South Sandwich Islands regionM5.2 South Sandwich Islands regionM5.2 South Sandwich Islands regionM5.4 South Sandwich Islands region
under 33–44–55–66+
Magnitude5.1 mb
Time28 Dec 2025, 04:36 UTC
Location-59.757°, -26.825° – South Sandwich Islands region
Depth37.7 km
Felt reports0
USGS eventus7000rl5k
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.4South Sandwich Islands region · PAGER greenJul 11, 2:52 AM
98 d ago
122 km–
5.2South Sandwich Islands regionJan 26, 8:31 PM
263 d ago
83 km–
5.2South Sandwich Islands regionOct 31, 3:30 PM
350 d ago
110 km–
5.1South Sandwich Islands regionJun 19, 5:08 PM
119 d ago
155 km–
5.1South Sandwich Islands regionMar 18, 10:07 PM
212 d ago
69 km–
5.1South Sandwich Islands regionJan 20, 11:54 PM
269 d ago
35 km–
5.1South Sandwich Islands regionDec 12, 8:56 AM
308 d ago
105 km–
5.0South Sandwich Islands regionSep 27, 5:13 PM
19 d ago
118 km–
5.0South Sandwich Islands regionJul 1, 10:17 PM
107 d ago
104 km–
4.9South Sandwich Islands regionJul 21, 4:53 AM
88 d ago
58 km–
4.9South Sandwich Islands regionJun 23, 1:08 PM
115 d ago
75 km–
4.9South Sandwich Islands regionMay 29, 8:38 PM
140 d ago
121 km–
FAQ

About this earthquake

How strong was the South Sandwich Islands region earthquake?

Magnitude 5.1 (mb), moderate – felt widely, some damage to weak buildings. Depth 38 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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