Quakes
Earthquake magnitude 5.9 (mww) in 55.773S 004.344W, depth 10 km at 081420Z jun 26
Southern Mid-atlantic Ridge · USGS-US7000SRGZ
- issued
- 2026-06-08 14:20Z
- status
- cancelled 2026-06-11 14:20Z
- self-cancels
- 2026-06-11 14:20Z
- authority
- USGS NEIC
- sea
- South Atlantic Ocean
- position
- -55.773, -4.344
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
SOUTHERN MID-ATLANTIC RIDGE. 1. EARTHQUAKE MAGNITUDE 5.9 (MWW) IN 55.773S 004.344W, DEPTH 10 KM AT 081420Z JUN 26. 2. USGS EVENT US7000SRGZ. https://earthquake.usgs.gov/earthquakes/eventpage/us7000srgz
This area · earthquake & tsunami bulletins
14 within 180 nm since 1997 · 1 in the last 12 months · 0 in force now
97
00
05
10
15
20
25
26
- Earthquake magnitude 6.6 (mww) in 58.014S 007.843W, depth 10 km at 030116Z apr 212021-04-03
- Earthquake magnitude 5.8 (mww) in 54.176S 001.494W, depth 10 km at 231655Z dec 152015-12-23
- Earthquake magnitude 5.6 (mww) in 57.511S 006.799W, depth 10 km at 160557Z may 132013-05-16
- Earthquake magnitude 5.7 (mwc) in 58.019S 007.503W, depth 10 km at 070531Z dec 102010-12-07
- Earthquake magnitude 5.9 (mwc) in 57.932S 007.474W, depth 10 km at 070427Z dec 102010-12-07
- Earthquake magnitude 5.6 (mwc) in 55.758S 004.758W, depth 6 km at 260011Z feb 102010-02-26
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.