Quakes · tsunami
Earthquake magnitude 6.6 (mww) in 58.014S 007.843W, depth 10 km at 030116Z apr 21
East of the South Sandwich Islands · USGS-US6000DYND
- issued
- 2021-04-03 01:16Z
- status
- cancelled 2021-04-06 01:16Z
- self-cancels
- 2021-04-06 01:16Z
- authority
- USGS NEIC
- sea
- South Atlantic Ocean
- position
- -58.014, -7.843
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
EAST OF THE SOUTH SANDWICH ISLANDS. 1. EARTHQUAKE MAGNITUDE 6.6 (MWW) IN 58.014S 007.843W, DEPTH 10 KM AT 030116Z APR 21. 2. A TSUNAMI MESSAGE WAS ISSUED FOR THIS EVENT. FOLLOW THE TSUNAMI WARNING CENTRES. 3. USGS EVENT US6000DYND. https://earthquake.usgs.gov/earthquakes/eventpage/us6000dynd
This area · earthquake & tsunami bulletins
19 within 180 nm since 1997 · 1 in the last 12 months · 0 in force now
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- Earthquake magnitude 5.9 (mww) in 55.773S 004.344W, depth 10 km at 081420Z jun 262026-06-08
- Earthquake magnitude 5.9 (mww) in 58.129S 012.847W, depth 10 km at 041201Z jul 232023-07-04
- Earthquake magnitude 5.5 (mww) in 58.050S 009.843W, depth 10 km at 111944Z jan 212021-01-11
- Earthquake magnitude 6.3 (mww) in 57.924S 009.322W, depth 10 km at 052052Z nov 192019-11-05
- Earthquake magnitude 5.8 (mww) in 58.185S 009.590W, depth 10 km at 271025Z sep 182018-09-27
- Earthquake magnitude 6.7 (mww) in 58.153S 012.796W, depth 23 km at 241925Z oct 132013-10-24
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