Nav aids

Tsunami instrument mooring buoys, orange with white disk, fl w 20 sec, established until 31 jul 1999 as…

NAVAREA XII 241/98

issued: 1998-08-04 12:30Z
status: cancelled 1999-08-01 00:00Z (archive)
sea: North Pacific Ocean
position: 51.250, -151.100
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

CHART 531 (19TH ED).
1. TSUNAMI INSTRUMENT MOORING BUOYS, ORANGE WITH WHITE DISK,
   FL W 20 SEC, ESTABLISHED UNTIL 31 JUL 1999 AS FOLLOWS:
   A. DART01-01 IN 52-30N 157-12W.
   B. DART02-02 IN 50-00N 145-00W.
2. CANCEL THIS MSG 01 AUG 1999.

This area · aids-to-navigation notices

1 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

Season · when aids-to-navigation notices happen here

month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

193 aids-to-navigation notices in force · see all

Nav aids

Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →

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.