28 Sept 2026, 04:41 UTC · Sep 28, 12:41 AM ET

M4.9 earthquake South Sandwich Islands region

A magnitude 4.9 earthquake struck South Sandwich Islands region at Sep 28, 12:41 AM ET, 35 km deep, light – felt by most people nearby, rattling windows, rarely damage.

M4.9 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 regionM5.1 South Sandwich Islands regionM5.2 South Sandwich Islands regionM5.2 South Sandwich Islands regionM5.6 South Sandwich Islands regionM5.6 South Sandwich Islands regionM5.7 South Sandwich Islands regionM6.0 South Sandwich Islands region
under 33–44–55–66+
Magnitude4.9 mb
Time28 Sept 2026, 04:41 UTC
Location-57.650°, -25.347° – South Sandwich Islands region
Depth35.0 km
Felt reports0
USGS eventus6000ty2y
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
6.0South Sandwich Islands region · PAGER greenJan 29, 2:30 AM
261 d ago
64 km–
5.7South Sandwich Islands region · PAGER greenFeb 16, 9:52 AM
242 d ago
27 km–
5.6South Sandwich Islands region · PAGER greenNov 5, 5:03 PM
345 d ago
23 km–
5.6South Sandwich Islands region · PAGER greenOct 7, 11:50 PM
374 d ago
10 km–
5.2South Sandwich Islands regionSep 8, 2:50 AM
39 d ago
111 km–
5.2South Sandwich Islands regionSep 20, 11:31 AM
391 d ago
10 km–
5.1South Sandwich Islands regionSep 27, 11:43 PM
19 d ago
35 km–
5.1South Sandwich Islands regionJun 20, 12:44 AM
119 d ago
61 km–
5.1South Sandwich Islands regionMay 14, 5:55 AM
155 d ago
51 km–
5.1South Sandwich Islands regionMay 9, 10:22 AM
160 d ago
105 km–
5.1South Sandwich Islands regionMay 1, 7:04 AM
168 d ago
35 km–
5.1South Sandwich Islands regionJan 31, 1:21 AM
259 d ago
35 km–
FAQ

About this earthquake

How strong was the South Sandwich Islands region earthquake?

Magnitude 4.9 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 35 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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M4.9 earthquake South Sandwich Islands region — 77.today