Quakes
Earthquake magnitude 5.9 (mww) in 33.744S 056.066E, depth 10 km at 151501Z apr 23
Southwest Indian Ridge · USGS-US6000K4PD
- issued
- 2023-04-15 15:01Z
- status
- cancelled 2023-04-18 15:01Z
- self-cancels
- 2023-04-18 15:01Z
- authority
- USGS NEIC
- sea
- Indian Ocean
- position
- -33.744, 56.066
- source
- usgs · first seen 2026-09-03 15:13Z
Original warning text
SOUTHWEST INDIAN RIDGE. 1. EARTHQUAKE MAGNITUDE 5.9 (MWW) IN 33.744S 056.066E, DEPTH 10 KM AT 151501Z APR 23. 2. USGS EVENT US6000K4PD. https://earthquake.usgs.gov/earthquakes/eventpage/us6000k4pd
This area · earthquake & tsunami bulletins
14 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now
01
05
10
15
20
23
- Earthquake magnitude 6.0 (mww) in 33.821S 056.300E, depth 10 km at 242119Z sep 192019-09-24
- Earthquake magnitude 5.5 (mww) in 32.844S 057.115E, depth 10 km at 080311Z feb 192019-02-08
- Earthquake magnitude 5.6 (mww) in 31.592S 058.152E, depth 10 km at 101605Z jul 182018-07-10
- Earthquake magnitude 5.6 (mww) in 31.599S 058.346E, depth 10 km at 101026Z jul 182018-07-10
- Earthquake magnitude 5.5 (mwb) in 35.202S 054.022E, depth 10 km at 012051Z dec 162016-12-01
- Earthquake magnitude 5.8 (mww) in 33.461S 057.045E, depth 5 km at 251607Z aug 132013-08-25
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.