Quakes
Earthquake magnitude 5.5 (mwb) in 55.879S 027.909W, depth 117 km at 201738Z sep 03
South Sandwich Islands Region · USGS-USP000C844
- issued
- 2003-09-20 17:38Z
- status
- cancelled 2003-09-23 17:38Z
- self-cancels
- 2003-09-23 17:38Z
- authority
- USGS NEIC
- sea
- South Atlantic Ocean
- position
- -55.879, -27.909
- source
- usgs · first seen 2026-09-03 15:08Z
Original warning text
SOUTH SANDWICH ISLANDS REGION. 1. EARTHQUAKE MAGNITUDE 5.5 (MWB) IN 55.879S 027.909W, DEPTH 117 KM AT 201738Z SEP 03. 2. USGS EVENT USP000C844. https://earthquake.usgs.gov/earthquakes/eventpage/usp000c844
This area · earthquake & tsunami bulletins
216 within 180 nm since 1997 · 9 in the last 12 months · 1 in force now
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- Earthquake magnitude 6.2 (mww) in 56.206S 027.909W, depth 126 km at 022346Z sep 262026-09-02
- Earthquake magnitude 6.4 (mww) in 55.535S 028.911W, depth 26 km at 111026Z jul 262026-07-11
- Earthquake magnitude 5.7 (mww) in 56.112S 027.877W, depth 101 km at 202300Z may 262026-05-20
- 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 57.963S 025.221W, depth 23 km at 052203Z nov 252025-11-05
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