Quakes

Earthquake magnitude 5.5 (mwc) in 15.025S 173.521W, depth 10 km at 030813Z sep 14

Tonga · USGS-USC000S97I

issued
2014-09-03 08:13Z
status
cancelled 2014-09-06 08:13Z
self-cancels
2014-09-06 08:13Z
authority
USGS NEIC
sea
South Pacific Ocean
position
-15.025, -173.521
source
usgs · first seen 2026-09-03 15:13Z

Original warning text

TONGA.
1. EARTHQUAKE MAGNITUDE 5.5 (MWC) IN 15.025S 173.521W, DEPTH 10 KM AT 030813Z SEP 14.
2. USGS EVENT USC000S97I. https://earthquake.usgs.gov/earthquakes/eventpage/usc000s97i

This area · earthquake & tsunami bulletins

330 within 180 nm since 1997 · 13 in the last 12 months · 0 in force now

97
00
05
10
15
20
25
26

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

Timeline · 3 messages since 2014-09-03 · closed 2014-09-06

  1. 108 km nne of hihifo, tonga2014-09-03 → 2014-09-06
  2. Earthquake magnitude 5.5 (mwc) in 15.025S 173.521W, depth 10 km at 030813Z sep 14 this message2014-09-03 → 2014-09-06
  3. 141 km ssw of gataivai, samoa2014-09-03 → 2014-09-06

joined by proximity

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.