Quakes
Earthquake magnitude 5.5 (mww) in 52.749S 018.468E, depth 10 km at 030643Z aug 21
Southwest of Africa · USGS-US6000F1SC
- issued
- 2021-08-03 06:43Z
- status
- cancelled 2021-08-06 06:43Z
- self-cancels
- 2021-08-06 06:43Z
- authority
- USGS NEIC
- sea
- South Atlantic Ocean
- position
- -52.749, 18.468
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
SOUTHWEST OF AFRICA. 1. EARTHQUAKE MAGNITUDE 5.5 (MWW) IN 52.749S 018.468E, DEPTH 10 KM AT 030643Z AUG 21. 2. USGS EVENT US6000F1SC. https://earthquake.usgs.gov/earthquakes/eventpage/us6000f1sc
This area · earthquake & tsunami bulletins
13 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now
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- Earthquake magnitude 5.5 (mww) in 53.021S 021.065E, depth 10 km at 230445Z aug 242024-08-23
- Earthquake magnitude 5.5 (mww) in 52.313S 013.783E, depth 10 km at 190049Z nov 222022-11-19
- Earthquake magnitude 5.5 (mww) in 52.571S 017.998E, depth 10 km at 022313Z dec 182018-12-02
- Earthquake magnitude 5.8 (mww) in 52.344S 016.781E, depth 10 km at 230832Z oct 172017-10-23
- Earthquake magnitude 5.6 (mww) in 52.614S 018.798E, depth 10 km at 142325Z mar 162016-03-14
- Earthquake magnitude 5.6 (mww) in 53.072S 022.073E, depth 10 km at 180405Z may 132013-05-18
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Nothing else in force within 120 nm.
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Quakes
Undersea earthquakes of magnitude 5.5 and above (USGS) and the tsunami bulletins NAVAREA coordinators relay. All current earthquake & tsunami bulletins →
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