Quakes
Earthquake magnitude 5.9 (mww) in 39.265S 046.120E, depth 10 km at 292223Z apr 18
Southwest Indian Ridge · USGS-US1000DUGU
- issued
- 2018-04-29 22:23Z
- status
- cancelled 2018-05-02 22:23Z
- self-cancels
- 2018-05-02 22:23Z
- authority
- USGS NEIC
- sea
- Indian Ocean
- position
- -39.265, 46.120
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
SOUTHWEST INDIAN RIDGE. 1. EARTHQUAKE MAGNITUDE 5.9 (MWW) IN 39.265S 046.120E, DEPTH 10 KM AT 292223Z APR 18. 2. USGS EVENT US1000DUGU. https://earthquake.usgs.gov/earthquakes/eventpage/us1000dugu
This area · earthquake & tsunami bulletins
10 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now
98
00
05
10
15
20
24
- Earthquake magnitude 5.6 (mww) in 37.112S 047.702E, depth 10 km at 231127Z may 242024-05-23
- Earthquake magnitude 6.2 (mww) in 39.930S 046.197E, depth 10 km at 202209Z jan 242024-01-20
- Earthquake magnitude 5.7 (mww) in 41.048S 044.223E, depth 10 km at 201705Z may 212021-05-20
- Earthquake magnitude 5.9 (mww) in 40.445S 045.382E, depth 9 km at 021434Z apr 132013-04-02
- Earthquake magnitude 5.9 (mwb) in 39.787S 046.178E, depth 10 km at 070520Z apr 072007-04-07
- Earthquake magnitude 5.7 (mwb) in 39.785S 045.104E, depth 10 km at 080849Z feb 032003-02-08
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.