Quakes

14 km nne of hihifo, tonga

USGS-USP0009GTW

issued
1999-10-30 09:43Z
status
cancelled 1999-11-02 09:43Z
self-cancels
1999-11-02 09:43Z
authority
USGS NEIC
sea
South Pacific Ocean
position
-15.838, -173.728
source
usgs · first seen 2026-09-03 15:08Z

Original warning text

14 KM NNE OF HIHIFO, TONGA.
1. EARTHQUAKE MAGNITUDE 5.7 (MWC) IN 15.838S 173.728W, DEPTH 33 KM AT 300943Z OCT 99.
2. USGS EVENT USP0009GTW. https://earthquake.usgs.gov/earthquakes/eventpage/usp0009gtw

This area · earthquake & tsunami bulletins

365 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

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.