Earthquake & tsunami bulletins in the Southern Ocean
Undersea earthquakes of magnitude 5.5 and above (USGS) and the tsunami bulletins NAVAREA coordinators relay.
- in force
- 0
- last 12 months
- 13
- vs previous 12 (10)
- +30%
- since 1997
- 242
Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so 2024–2026 are under-counted.
In force now · 0
No earthquake & tsunami bulletins in force in the Southern Ocean right now.
By month (all years)
J
F
M
A
M
J
J
A
S
O
N
D
Other hazards in the Southern Ocean
Archive · 242 cancelled
- USGS-USP000D0A72004-07-16 → 2004-07-19Earthquake magnitude 6.2 (mwc) in 65.651S 179.574W, depth 10 km at 162358Z jul 04Pacific-antarctic Ridge
- USGS-USP000CSF42004-04-14 → 2004-04-17Earthquake magnitude 5.7 (mwb) in 60.712S 153.578E, depth 10 km at 140810Z apr 04West of Macquarie Island
- USGS-USP000CPGC2004-03-09 → 2004-03-12Earthquake magnitude 5.9 (mwc) in 65.198S 179.710E, depth 10 km at 091308Z mar 04Balleny Islands Region
- USGS-USP000CJA92004-01-20 → 2004-01-23Earthquake magnitude 5.5 (mwc) in 62.445S 161.450W, depth 10 km at 200656Z jan 04Pacific-antarctic Ridge
- USGS-USP000CBM52003-10-30 → 2003-11-02Earthquake magnitude 5.9 (mwc) in 60.711S 025.152W, depth 10 km at 300600Z oct 03South Sandwich Islands Region
- USGS-USP000C94M2003-09-30 → 2003-10-03Earthquake magnitude 6.0 (mwc) in 60.318S 033.401W, depth 10 km at 300801Z sep 03Scotia Sea
- USGS-USP000C43J2003-08-04 → 2003-08-07Earthquake magnitude 5.6 (mb) in 60.517S 042.701W, depth 10 km at 041253Z aug 03Scotia Sea
- USGS-USP000C41F2003-08-04 → 2003-08-07Earthquake magnitude 7.6 (mwc) in 60.532S 043.411W, depth 10 km at 040437Z aug 03Scotia Sea
- USGS-USP000C3NW2003-07-29 → 2003-08-01Earthquake magnitude 5.5 (mwc) in 61.307S 154.797E, depth 10 km at 291933Z jul 03Balleny Islands Region
- USGS-USP000BSKV2003-03-14 → 2003-03-17Earthquake magnitude 5.9 (mwb) in 62.099S 161.726E, depth 10 km at 140255Z mar 03Balleny Islands Region
- USGS-USP000B9K22002-08-09 → 2002-08-12Earthquake magnitude 5.5 (mwc) in 61.452S 154.946E, depth 10 km at 091144Z aug 02Balleny Islands Region
- USGS-USP000B2P32002-04-18 → 2002-04-21Earthquake magnitude 5.8 (mwc) in 60.657S 025.843W, depth 10 km at 181417Z apr 02South Sandwich Islands Region
- USGS-USP000B1WH2002-04-07 → 2002-04-10Earthquake magnitude 6.2 (mwc) in 60.940S 154.250E, depth 10 km at 070141Z apr 02West of Macquarie Island
- USGS-USP000AT1N2001-11-17 → 2001-11-20Earthquake magnitude 5.9 (mwc) in 60.588S 154.092E, depth 10 km at 172210Z nov 01West of Macquarie Island
- USGS-USP000ASGQ2001-11-08 → 2001-11-11Earthquake magnitude 5.6 (mwc) in 60.800S 025.650W, depth 33 km at 082257Z nov 01South Sandwich Islands Region
- USGS-USP0009WJN2000-07-15 → 2000-07-18Earthquake magnitude 5.6 (mwc) in 61.194S 154.600E, depth 33 km at 151022Z jul 00Balleny Islands Region
- USGS-USP0009TND2000-05-30 → 2000-06-02Earthquake magnitude 5.9 (mwb) in 63.622S 172.741E, depth 10 km at 300639Z may 00Balleny Islands Region
- USGS-USP0009PQ72000-03-14 → 2000-03-17Earthquake magnitude 5.6 (mwc) in 61.826S 160.116E, depth 10 km at 142048Z mar 00Balleny Islands Region
- USGS-USP0009PQ52000-03-14 → 2000-03-17Earthquake magnitude 5.6 (mwc) in 61.770S 160.816E, depth 10 km at 142022Z mar 00Balleny Islands Region
- USGS-USP0009PQ22000-03-14 → 2000-03-17Earthquake magnitude 5.7 (mwc) in 61.707S 161.272E, depth 10 km at 141842Z mar 00Balleny Islands Region
- USGS-USP0009PB62000-03-05 → 2000-03-08Earthquake magnitude 6.1 (mwc) in 62.902S 145.637E, depth 10 km at 052357Z mar 00South of Australia
- USGS-USP0009P872000-03-04 → 2000-03-07Earthquake magnitude 6.4 (mwb) in 60.167S 149.868E, depth 10 km at 040224Z mar 00West of Macquarie Island
- USGS-USP0009KKB2000-01-01 → 2000-01-04Earthquake magnitude 6.0 (mwc) in 60.722S 153.670E, depth 10 km at 010558Z jan 00West of Macquarie Island
- USGS-USP0009HXN1999-11-21 → 1999-11-24Earthquake magnitude 5.9 (mwc) in 63.123S 164.527W, depth 10 km at 210638Z nov 99Pacific-antarctic Ridge
- USGS-USP0009EUE1999-09-21 → 1999-09-24Earthquake magnitude 5.6 (mwc) in 63.680S 167.163W, depth 10 km at 212224Z sep 99Pacific-antarctic Ridge
- USGS-USP0009E4Z1999-09-07 → 1999-09-10Earthquake magnitude 5.5 (mwc) in 63.289S 166.566W, depth 10 km at 071750Z sep 99Pacific-antarctic Ridge
- USGS-USP00098EG1999-05-21 → 1999-05-24Earthquake magnitude 5.7 (mwc) in 60.788S 024.952W, depth 41 km at 210312Z may 99South Sandwich Islands Region
- USGS-USP00093HW1999-02-27 → 1999-03-02Earthquake magnitude 5.6 (mwc) in 63.497S 169.428E, depth 10 km at 270713Z feb 99Balleny Islands Region
- USGS-USP0008Y8G1998-11-15 → 1998-11-18Earthquake magnitude 5.5 (mwc) in 60.275S 047.477W, depth 10 km at 151327Z nov 98Scotia Sea
- USGS-USP0008UP81998-09-09 → 1998-09-12Earthquake magnitude 5.8 (mwc) in 65.592S 177.115W, depth 10 km at 091616Z sep 98Pacific-antarctic Ridge
- USGS-USP0008T8H1998-08-14 → 1998-08-17Earthquake magnitude 5.5 (mwc) in 63.607S 147.488E, depth 10 km at 141321Z aug 98South of Australia
- USGS-USP0008QQK1998-06-29 → 1998-07-02Earthquake magnitude 6.3 (mwc) in 60.354S 153.143E, depth 10 km at 292337Z jun 98West of Macquarie Island
- USGS-USP0008KGN1998-04-18 → 1998-04-21Earthquake magnitude 5.5 (mwc) in 63.470S 147.673E, depth 10 km at 181004Z apr 98South of Australia
- USGS-USP0008JA31998-03-31 → 1998-04-03Earthquake magnitude 5.7 (mwc) in 62.631S 147.086E, depth 10 km at 310124Z mar 98South of Australia
- USGS-USP0008J0K1998-03-25 → 1998-03-28Earthquake magnitude 5.8 (ms) in 63.561S 147.862E, depth 10 km at 251314Z mar 98South of Australia
- USGS-USP0008J0D1998-03-25 → 1998-03-28Earthquake magnitude 6.4 (mwc) in 63.612S 147.937E, depth 10 km at 251217Z mar 98South of Australia
- USGS-USP0008HZD1998-03-25 → 1998-03-281998 balleny islands earthquake
- USGS-USP0008CQU1997-12-16 → 1997-12-19Earthquake magnitude 5.9 (mwc) in 62.880S 163.188E, depth 10 km at 160706Z dec 97Balleny Islands Region
- USGS-USP00087XA1997-09-23 → 1997-09-26Earthquake magnitude 5.8 (mwc) in 65.526S 178.813E, depth 10 km at 231751Z sep 97Balleny Islands Region
- USGS-USP00087PR1997-09-18 → 1997-09-21Earthquake magnitude 5.7 (mwc) in 60.722S 024.479W, depth 33 km at 181819Z sep 97South Sandwich Islands Region
- USGS-USP00087EX1997-09-12 → 1997-09-15Earthquake magnitude 5.9 (mwb) in 63.122S 164.321W, depth 10 km at 121409Z sep 97Pacific-antarctic Ridge
- USGS-USP00080TF1997-04-19 → 1997-04-22Earthquake magnitude 5.6 (mwc) in 63.884S 158.801W, depth 10 km at 190325Z apr 97Pacific-antarctic Ridge
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.