Earthquake & tsunami bulletins in the South China Sea

Undersea earthquakes of magnitude 5.5 and above (USGS) and the tsunami bulletins NAVAREA coordinators relay.

in force
0
last 12 months
2
vs previous 12 (7)
-71%
since 1997
106

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 South China Sea right now.

By year

97
98
99
00
01
02
03
04
06
07
08
09
10
11
12
14
15
16
18
19
20
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 South China Sea

Archive · 106 cancelled

  1. USGS-USP0008D1N1997-12-22 → 1997-12-25
    Earthquake magnitude 5.6 (mwc) in 14.901N 119.921E, depth 33 km at 221649Z dec 97
    Luzon, Philippines
  2. USGS-USP00087N71997-09-17 → 1997-09-20
    73 km n of namuac, philippines
  3. USGS-USP00082Q01997-05-22 → 1997-05-25
    38 km nne of namuac, philippines
  4. USGS-USP00081ST1997-05-05 → 1997-05-08
    20 km wsw of san nicolas, philippines
  5. USGS-USP000806Q1997-04-08 → 1997-04-11
    29 km ene of piddig, philippines
  6. USGS-USP0007W221997-01-19 → 1997-01-22
    77 km sw of basco, philippines

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.