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 year

97
98
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

Other hazards in the Indian Ocean

Archive · 980 cancelled

  1. USGS-US10006GF02016-08-24 → 2016-08-27
    164 km sw of sungai penuh, indonesia
  2. USGS-US10006AAJ2016-08-05 → 2016-08-08
    Earthquake magnitude 5.5 (mww) in 23.924S 082.434E, depth 10 km at 051234Z aug 16
    South Indian Ocean
  3. USGS-US1000694I2016-08-01 → 2016-08-04
    Earthquake magnitude 5.6 (mww) in 23.965S 082.556E, depth 10 km at 010742Z aug 16
    South Indian Ocean
  4. USGS-US100068C52016-07-25 → 2016-07-28
    Earthquake magnitude 5.5 (mb) in 49.425S 126.371E, depth 10 km at 250900Z jul 16
    Western Indian-antarctic Ridge
  5. USGS-US20006HDI2016-07-25 → 2016-07-28
    Earthquake magnitude 5.8 (mww) in 49.485S 126.266E, depth 10 km at 250858Z jul 16
    Western Indian-antarctic Ridge
  6. USGS-US20006H252016-07-23 → 2016-07-26
    Earthquake magnitude 5.5 (mww) in 6.760S 101.218E, depth 9 km at 230741Z jul 16
    Southwest of Sumatra, Indonesia
  7. USGS-US200062ZS2016-06-09 → 2016-06-12
    279 km s of lembar, indonesia
  8. USGS-US20005ZT12016-06-01 → 2016-06-04
    80 km w of sungai penuh, indonesia
  9. USGS-US20005HDP2016-04-12 → 2016-04-15
    Earthquake magnitude 5.5 (mwb) in 55.250S 146.174E, depth 9 km at 121207Z apr 16
    West of Macquarie Island
  10. USGS-US20005GQV2016-04-10 → 2016-04-13
    39 km s of bengkulu, indonesia
  11. USGS-US20005FV52016-04-06 → 2016-04-09
    111 km s of banjar, indonesia
  12. USGS-US20005CJH2016-03-26 → 2016-03-29
    Earthquake magnitude 5.6 (mww) in 2.650S 068.025E, depth 10 km at 260324Z mar 16
    Carlsberg Ridge
  13. USGS-US10004U8F2016-03-03 → 2016-03-06
    Earthquake magnitude 5.6 (mww) in 4.794S 094.410E, depth 10 km at 030010Z mar 16
    Southwest of Sumatra, Indonesia
  14. USGS-US10004U1Y2016-03-02 → 2016-03-05
    Earthquake magnitude 7.8 (mww) in 4.952S 094.330E, depth 24 km at 021249Z mar 16
    Southwest of Sumatra, Indonesia
  15. USGS-US10004T7G2016-02-27 → 2016-03-01
    Earthquake magnitude 6.1 (mww) in 51.790S 139.596E, depth 10 km at 272129Z feb 16
    Western Indian-antarctic Ridge
  16. USGS-US20004ZP92016-02-12 → 2016-02-15
    94 km w of waingapu, indonesia
  17. USGS-US10004DQH2016-01-12 → 2016-01-15
    Earthquake magnitude 5.9 (mww) in 31.338S 058.192E, depth 10 km at 120945Z jan 16
    Southwest Indian Ridge
  18. USGS-US10004ANT2016-01-01 → 2016-01-04
    Earthquake magnitude 6.3 (mww) in 50.557S 139.449E, depth 10 km at 010200Z jan 16
    Western Indian-antarctic Ridge
  19. USGS-US100048D42015-12-19 → 2015-12-22
    137 km ssw of banjar, indonesia
  20. USGS-US100043Z22015-12-04 → 2015-12-07
    Earthquake magnitude 7.1 (mww) in 47.617S 085.091E, depth 35 km at 042225Z dec 15
    Southeast Indian Ridge
  21. USGS-US1000429G2015-11-30 → 2015-12-03
    Earthquake magnitude 5.5 (mwb) in 8.791S 067.697E, depth 10 km at 302019Z nov 15
    Mid-indian Ridge
  22. USGS-US10003XD32015-11-11 → 2015-11-14
    109 km s of bambanglipuro, indonesia
  23. USGS-US10003VPH2015-11-08 → 2015-11-11
    78 km ssw of padangsidempuan, indonesia
  24. USGS-US10003QVH2015-10-23 → 2015-10-26
    Earthquake magnitude 6.0 (mww) in 45.815S 037.171E, depth 10 km at 230404Z oct 15
    Prince Edward Islands Region
  25. USGS-US100031XF2015-08-13 → 2015-08-16
    Earthquake magnitude 5.6 (mwc) in 36.853S 078.352E, depth 10 km at 131128Z aug 15
    Mid-indian Ridge
  26. USGS-US100031WX2015-08-13 → 2015-08-16
    Earthquake magnitude 6.0 (mww) in 37.015S 078.062E, depth 10 km at 131039Z aug 15
    Mid-indian Ridge
  27. USGS-US2000306U2015-07-26 → 2015-07-29
    116 km s of dampit, indonesia
  28. USGS-US20002ZZG2015-07-24 → 2015-07-27
    77 km ssw of kroya, indonesia
  29. USGS-US20002MBQ2015-06-05 → 2015-06-08
    Earthquake magnitude 5.6 (mww) in 37.171S 078.182E, depth 10 km at 051454Z jun 15
    Mid-indian Ridge
  30. USGS-US20002KA22015-05-29 → 2015-06-01
    Earthquake magnitude 5.9 (mwc) in 47.358S 099.924E, depth 10 km at 290840Z may 15
    Southeast Indian Ridge
  31. USGS-US10002A3X2015-05-18 → 2015-05-21
    Earthquake magnitude 5.7 (mww) in 41.555S 080.325E, depth 9 km at 180402Z may 15
    Mid-indian Ridge
  32. USGS-US20002DP52015-05-08 → 2015-05-11
    83 km s of singkil, indonesia
  33. USGS-US20002C132015-05-05 → 2015-05-08
    Earthquake magnitude 5.5 (mwc) in 15.379S 067.208E, depth 10 km at 052053Z may 15
    Mid-indian Ridge
  34. USGS-US200027RC2015-04-20 → 2015-04-23
    202 km ssw of pagar alam, indonesia
  35. USGS-US200025ML2015-04-10 → 2015-04-13
    Earthquake magnitude 5.7 (mww) in 13.793S 065.858E, depth 10 km at 101623Z apr 15
    Mid-indian Ridge
  36. USGS-US10001S0C2015-03-30 → 2015-04-02
    Earthquake magnitude 5.9 (mwb) in 39.286S 078.090E, depth 10 km at 301034Z mar 15
    Mid-indian Ridge
  37. USGS-USC000TVGW2015-03-06 → 2015-03-09
    Earthquake magnitude 6.0 (mww) in 41.316S 080.605E, depth 10 km at 060822Z mar 15
    Mid-indian Ridge
  38. USGS-USC000TUMX2015-03-03 → 2015-03-06
    157 km w of pariaman, indonesia
  39. USGS-USB000TII22015-01-27 → 2015-01-30
    121 km ssw of singkil, indonesia
  40. USGS-USC000TEEH2015-01-10 → 2015-01-13
    Earthquake magnitude 5.6 (mww) in 5.655S 068.361E, depth 10 km at 100205Z jan 15
    Chagos Archipelago Region
  41. USGS-USC000T7KD2014-12-17 → 2014-12-20
    235 km w of bengkulu, indonesia
  42. USGS-USC000SY622014-11-17 → 2014-11-20
    Earthquake magnitude 6.1 (mww) in 46.348S 033.804E, depth 10 km at 171652Z nov 14
    Prince Edward Islands Region
  43. USGS-USC000SV892014-11-07 → 2014-11-10
    89 km ssw of banda aceh, indonesia
  44. USGS-USC000STLT2014-11-03 → 2014-11-06
    Earthquake magnitude 6.3 (mww) in 41.732S 079.960E, depth 10 km at 030848Z nov 14
    Mid-indian Ridge
  45. USGS-USB000SIWY2014-10-05 → 2014-10-08
    Earthquake magnitude 5.5 (mww) in 49.798S 125.769E, depth 10 km at 050724Z oct 14
    Western Indian-antarctic Ridge
  46. USGS-USB000SHED2014-09-30 → 2014-10-03
    Earthquake magnitude 5.5 (mwb) in 1.603N 067.735E, depth 10 km at 301645Z sep 14
    Carlsberg Ridge
  47. USGS-USC000S88K2014-08-29 → 2014-09-01
    Earthquake magnitude 5.5 (mwb) in 41.834S 084.867E, depth 10 km at 292116Z aug 14
    Southeast Indian Ridge
  48. USGS-USB000RZG02014-08-02 → 2014-08-05
    Earthquake magnitude 5.5 (mwb) in 9.142S 067.337E, depth 10 km at 021033Z aug 14
    Mid-indian Ridge
  49. USGS-USB000RSQI2014-07-14 → 2014-07-17
    96 km ssw of trenggalek, indonesia
  50. USGS-USC000RQS72014-07-05 → 2014-07-08
    86 km se of sinabang, indonesia

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.