Quakes
Earthquake magnitude 5.6 (mb) in 60.434S 025.176W, depth 10 km at 121848Z aug 21
South Sandwich Islands Region · USGS-US6000F4MS
- issued
- 2021-08-12 18:48Z
- status
- cancelled 2021-08-15 18:48Z
- self-cancels
- 2021-08-15 18:48Z
- authority
- USGS NEIC
- sea
- Southern Ocean
- position
- -60.434, -25.176
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
SOUTH SANDWICH ISLANDS REGION. 1. EARTHQUAKE MAGNITUDE 5.6 (MB) IN 60.434S 025.176W, DEPTH 10 KM AT 121848Z AUG 21. 2. USGS EVENT US6000F4MS. https://earthquake.usgs.gov/earthquakes/eventpage/us6000f4ms
This area · earthquake & tsunami bulletins
171 within 180 nm since 1997 · 7 in the last 12 months · 0 in force now
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- Earthquake magnitude 6.0 (mww) in 60.245S 028.990W, depth 10 km at 121147Z aug 262026-08-12
- Earthquake magnitude 5.7 (mww) in 57.911S 025.352W, depth 27 km at 161452Z feb 262026-02-16
- Earthquake magnitude 6.0 (mww) in 57.772S 025.599W, depth 64 km at 290730Z jan 262026-01-29
- Earthquake magnitude 5.6 (mww) in 58.664S 025.223W, depth 35 km at 171705Z dec 252025-12-17
- Earthquake magnitude 5.5 (mb) in 58.801S 025.488W, depth 30 km at 081841Z dec 252025-12-08
- Earthquake magnitude 5.6 (mww) in 57.963S 025.221W, depth 23 km at 052203Z nov 252025-11-05
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month of issue, all years in the archive
Timeline · 4 messages since 2021-08-12 · closed 2021-08-25
- Earthquake magnitude 5.6 (mb) in 60.434S 025.176W, depth 10 km at 121848Z aug 21 this message2021-08-12 → 2021-08-15
- Earthquake magnitude 5.5 (mww) in 60.248S 024.928W, depth 10 km at 162050Z aug 212021-08-16 → 2021-08-19
- Earthquake magnitude 6.6 (mww) in 60.140S 024.221W, depth 7 km at 220045Z aug 212021-08-22 → 2021-08-25
- Earthquake magnitude 7.1 (mww) in 60.285S 024.874W, depth 6 km at 222133Z aug 212021-08-22 → 2021-08-25
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