Other

Hydrographic operations 2300Z to 0900Z commencing daily 14 and 16 feb within 50 miles of 40-00N 144-00E

HYDROPAC 226/01

issued: 2001-02-13 07:55Z
status: cancelled 2001-02-17 10:00Z (archive)
self-cancels: 2001-02-17 10:00Z
cancels: HYDROPAC 189/01
authority: CTG 72.4 130300Z FEB 01; AUSCOAST 130732Z FEB 01
sea: North Pacific Ocean
position: 40.000, 144.000 · r 50.0 nm
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROGRAPHIC OPERATIONS 2300Z TO 0900Z COMMENCING
   DAILY 14 AND 16 FEB WITHIN 50 MILES OF 40-00N 144-00E.
2. CANCEL HYDROPAC 189/01(75), AID RESTORED.
3. CANCEL THIS MSG 171000Z FEB.

This area · other warnings

13 within 180 nm since 1993 · 0 in the last 12 months · 0 in force now

Earthquake with magnitude of 7.3 occurred at 161437Z mar2022-03-16
Earthquake with magnitude of 7.2 has occurred in vicinity 38-24N 141-42E at 200909Z mar2021-03-20
Tsunami warning2011-03-11
Tsunami warning2011-03-11
Underwater ordnance detonations 191501Z to 201459Z jan within 50 miles of 40-00N 144-00E2002-01-15
Hydrographic operations 242300Z to 250900Z feb within 50 miles of 40-00N 144-00E2001-02-21

Season · when other warnings happen here

month of issue, all years in the archive

Timeline

Cape willoughby light 35-50.7S 138-08.0E unreliablecancels · 2001-02-07
Cape willoughby light 35-50.7S 138-08.0E unreliablereplaced · 2001-02-07

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

34 other warnings in force · see all

Other

Everything the classifier did not place elsewhere. All current other warnings →

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.