Quakes · tsunami
Earthquake magnitude 6.4 (mww) in 60.783S 025.413W, depth 10 km at 260053Z jul 20
South Sandwich Islands Region · USGS-US6000B46R
- issued
- 2020-07-26 00:53Z
- status
- cancelled 2020-07-29 00:53Z
- self-cancels
- 2020-07-29 00:53Z
- authority
- USGS NEIC
- sea
- Southern Ocean
- position
- -60.783, -25.413
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
SOUTH SANDWICH ISLANDS REGION. 1. EARTHQUAKE MAGNITUDE 6.4 (MWW) IN 60.783S 025.413W, DEPTH 10 KM AT 260053Z JUL 20. 2. A TSUNAMI MESSAGE WAS ISSUED FOR THIS EVENT. FOLLOW THE TSUNAMI WARNING CENTRES. 3. USGS EVENT US6000B46R. https://earthquake.usgs.gov/earthquakes/eventpage/us6000b46r
This area · earthquake & tsunami bulletins
156 within 180 nm since 1997 · 5 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 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
- Earthquake magnitude 5.6 (mww) in 58.376S 025.620W, depth 67 km at 311624Z aug 252025-08-31
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