Quakes
Earthquake magnitude 5.7 (mww) in 59.931S 027.899W, depth 107 km at 280107Z apr 23
South Sandwich Islands Region · USGS-US7000JWFX
- issued
- 2023-04-28 01:07Z
- status
- cancelled 2023-05-01 01:07Z
- self-cancels
- 2023-05-01 01:07Z
- authority
- USGS NEIC
- sea
- South Atlantic Ocean
- position
- -59.931, -27.899
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
SOUTH SANDWICH ISLANDS REGION. 1. EARTHQUAKE MAGNITUDE 5.7 (MWW) IN 59.931S 027.899W, DEPTH 107 KM AT 280107Z APR 23. 2. USGS EVENT US7000JWFX. https://earthquake.usgs.gov/earthquakes/eventpage/us7000jwfx
This area · earthquake & tsunami bulletins
176 within 180 nm since 1997 · 7 in the last 12 months · 0 in force now
97
00
05
10
15
20
25
26
- 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
Season · when earthquake & tsunami bulletins happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
5 earthquake & tsunami bulletins in force · see all
Quakes
Undersea earthquakes of magnitude 5.5 and above (USGS) and the tsunami bulletins NAVAREA coordinators relay. All current earthquake & tsunami bulletins →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.