Volcanic

Discolored water vicinity of trackline between 30-29.0N 140-18.2E and 30-32.8N 140-06.1E

HYDROPAC 1463/02

issued
2002-08-13 00:47Z
status
cancelled 2002-08-13 15:25Z (archive)
cancels
HYDROPAC 1451/02
authority
NAVAREA XI 510/02 POR EGC#62 130003Z AUG 02
position
30.515, 140.202
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

CHART 97026 (10TH ED).
1. DISCOLORED WATER VICINITY OF TRACKLINE
   BETWEEN 30-29.0N 140-18.2E AND 30-32.8N 140-06.1E.
2. WHITE SMOKE, POSSIBLE VOLCANIC ACTIVITY,
   VICINITY 30-29.0N 140-18.2E.
3. CANCEL HYDROPAC 1451/02.

This area · volcanic activity

10 within 180 nm since 2001 · 0 in the last 12 months · 2 in force now

01
05
10
15
20
24

Season · when volcanic activity happen here

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

month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Worldwide now

12 volcanic activity in force · see all

Volcanic

Submarine eruptions, discoloured water, pumice rafts. All current volcanic activity

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.