Earthquake & tsunami bulletins in the Indian Ocean
Undersea earthquakes of magnitude 5.5 and above (USGS) and the tsunami bulletins NAVAREA coordinators relay.
- in force
- 0
- last 12 months
- 20
- vs previous 12 (21)
- -5%
- since 1997
- 980
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 Indian Ocean right now.
By month (all years)
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Other hazards in the Indian Ocean
Archive · 980 cancelled
- USGS-US6000BIUB2020-08-22 → 2020-08-25144 km wsw of bengkulu, indonesia
- USGS-US6000BGVU2020-08-18 → 2020-08-21122 km wsw of bengkulu, indonesia
- USGS-US6000BGVL2020-08-18 → 2020-08-21138 km wsw of bengkulu, indonesia
- USGS-US6000BGDQ2020-08-18 → 2020-08-21Earthquake magnitude 5.8 (mww) in 36.363S 052.274E, depth 10 km at 180440Z aug 20Southwest Indian Ridge
- USGS-US6000BDG82020-08-12 → 2020-08-1566 km nne of kilindoni, tanzania
- USGS-US6000BADI2020-08-06 → 2020-08-09Earthquake magnitude 6.3 (mww) in 41.679S 042.449E, depth 10 km at 062336Z aug 20Prince Edward Islands Region
- USGS-US7000AAQ22020-06-25 → 2020-06-28Earthquake magnitude 5.5 (mww) in 26.128S 070.790E, depth 10 km at 250608Z jun 20Indian Ocean Triple Junction
- USGS-US6000AADZ2020-06-12 → 2020-06-15Earthquake magnitude 5.7 (mww) in 42.992S 041.784E, depth 10 km at 120253Z jun 20Prince Edward Islands Region
- USGS-US70009P8U2020-05-23 → 2020-05-26Earthquake magnitude 5.5 (mww) in 14.814S 066.695E, depth 10 km at 232302Z may 20Mid-indian Ridge
- USGS-US70009CSG2020-05-08 → 2020-05-11Earthquake magnitude 5.5 (mww) in 29.439S 076.515E, depth 10 km at 082045Z may 20Mid-indian Ridge
- USGS-US70008YN92020-04-17 → 2020-04-20Earthquake magnitude 5.8 (mww) in 23.700S 069.437E, depth 10 km at 171630Z apr 20Mid-indian Ridge
- USGS-US70008UM82020-04-12 → 2020-04-15Earthquake magnitude 6.1 (mww) in 36.956S 077.393E, depth 10 km at 120657Z apr 20Mid-indian Ridge
- USGS-US70008IQD2020-03-30 → 2020-04-02Earthquake magnitude 5.6 (mww) in 13.762S 066.151E, depth 10 km at 301754Z mar 20Mid-indian Ridge
- USGS-US60008HZL2020-03-18 → 2020-03-21249 km s of nusa dua, indonesia
- USGS-US60008D512020-03-10 → 2020-03-13201 km s of pagar alam, indonesia
- USGS-US60008AY32020-03-06 → 2020-03-09Earthquake magnitude 6.0 (mww) in 31.368S 058.324E, depth 10 km at 061028Z mar 20Southwest Indian Ridge
- USGS-US70006VKQ2020-01-07 → 2020-01-1014 km s of sinabang, indonesia
- USGS-US70006RX52019-12-28 → 2019-12-31Earthquake magnitude 5.7 (mww) in 44.608S 037.094E, depth 10 km at 281536Z dec 19Prince Edward Islands Region
- USGS-US60006S6P2019-12-16 → 2019-12-19112 km ssw of sungai penuh, indonesia
- USGS-US70005U762019-10-14 → 2019-10-17140 km wsw of bengkulu, indonesia
- USGS-US60005N522019-09-24 → 2019-09-27Earthquake magnitude 6.0 (mww) in 33.821S 056.300E, depth 10 km at 242119Z sep 19Southwest Indian Ridge
- USGS-US70005C8L2019-09-05 → 2019-09-08Earthquake magnitude 5.6 (mww) in 2.519S 068.483E, depth 10 km at 050912Z sep 19Carlsberg Ridge
- USGS-US600057XT2019-08-21 → 2019-08-24Earthquake magnitude 6.0 (mww) in 50.330S 139.324E, depth 10 km at 211428Z aug 19Western Indian-antarctic Ridge
- USGS-US60004ZHQ2019-08-02 → 2019-08-05152 km sw of labuan, indonesia
- USGS-US70004L292019-07-16 → 2019-07-1946 km sse of muncar, indonesia
- USGS-US70004JXE2019-07-14 → 2019-07-17198 km w of cable beach, australia
- USGS-US700048VU2019-07-02 → 2019-07-05Earthquake magnitude 5.6 (mww) in 43.680S 123.906E, depth 10 km at 021951Z jul 19South of Australia
- USGS-US700048K32019-07-02 → 2019-07-05Earthquake magnitude 5.8 (mww) in 1.519S 067.606E, depth 10 km at 020944Z jul 19Carlsberg Ridge
- USGS-US600045LR2019-06-25 → 2019-06-28Earthquake magnitude 5.9 (mww) in 47.872S 099.453E, depth 10 km at 250601Z jun 19Southeast Indian Ridge
- USGS-US70003UM72019-06-03 → 2019-06-06191 km sw of sibolga, indonesia
- USGS-US70003MW22019-05-18 → 2019-05-21219 km ssw of kroya, indonesia
- USGS-US700038M12019-04-18 → 2019-04-21Earthquake magnitude 6.3 (mww) in 51.127S 139.321E, depth 10 km at 181446Z apr 19Western Indian-antarctic Ridge
- USGS-US2000K8RI2019-04-01 → 2019-04-04262 km ne of port mathurin, mauritius
- USGS-US2000K7IM2019-03-30 → 2019-04-02Earthquake magnitude 5.8 (mww) in 9.692S 066.534E, depth 8 km at 300627Z mar 19Mid-indian Ridge
- USGS-US1000JD502019-03-10 → 2019-03-13Earthquake magnitude 5.5 (mww) in 3.281S 090.275E, depth 10 km at 100753Z mar 19South Indian Ocean
- USGS-US2000JJM52019-02-18 → 2019-02-21144 km s of dampit, indonesia
- USGS-US2000JF6Y2019-02-08 → 2019-02-11Earthquake magnitude 5.5 (mww) in 32.844S 057.115E, depth 10 km at 080311Z feb 19Southwest Indian Ridge
- USGS-US2000JDA72019-02-04 → 2019-02-07233 km w of pariaman, indonesia
- USGS-US2000JCDI2019-02-02 → 2019-02-05142 km wsw of sungai penuh, indonesia
- USGS-US2000JCCS2019-02-02 → 2019-02-05166 km wsw of sungai penuh, indonesia
- USGS-US2000JCBZ2019-02-02 → 2019-02-05170 km wsw of sungai penuh, indonesia
- USGS-US2000J7RV2019-01-23 → 2019-01-26163 km wsw of waingapu, indonesia
- USGS-US2000J7DN2019-01-22 → 2019-01-25Earthquake magnitude 6.7 (mww) in 43.122S 042.357E, depth 13 km at 221901Z jan 19Prince Edward Islands Region
- USGS-US2000J73A2019-01-22 → 2019-01-25160 km wsw of waingapu, indonesia
- USGS-US2000J70Q2019-01-21 → 2019-01-24142 km wsw of waingapu, indonesia
- USGS-US2000IU4A2018-12-16 → 2018-12-19208 km nw of east carnarvon, australia
- USGS-US1000HY0K2018-11-29 → 2018-12-02244 km ssw of singkil, indonesia
- USGS-US1000HF582018-10-21 → 2018-10-24Earthquake magnitude 5.8 (mww) in 29.536S 060.752E, depth 10 km at 210140Z oct 18Southwest Indian Ridge
- USGS-US1000HBYR2018-10-14 → 2018-10-17Earthquake magnitude 5.9 (mww) in 42.292S 088.693E, depth 10 km at 141241Z oct 18Southeast Indian Ridge
- USGS-US1000HBW32018-10-14 → 2018-10-17Earthquake magnitude 5.7 (mww) in 41.938S 088.505E, depth 10 km at 140505Z oct 18Southeast Indian 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.