Surveys

B. 72-48.008N 158-24.756W, at depth 321 meters

Alaska-north Coast · Beaufort Sea · HYDROARC 212/12

issued
2012-10-14 04:59Z
status
cancelled 2013-10-14 17:08Z (archive)
authority
USCG HEALY 131731Z OCT 12.
position
72.708, -158.054
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

ALASKA-NORTH COAST.
BEAUFORT SEA.
CHART 16003
1. BOTTOM SCIENTIFIC MOORINGS, EXTENDING 27 METERS
   ABOVE SEA FLOOR, ESTABLISHED UNTIL 31 OCT 13 IN:
   A. 72-36.909N 157-41.747W, AT DEPTH 100 METERS.
   B. 72-48.008N 158-24.756W, AT DEPTH 321 METERS.
2. CANCEL THIS MSG 01 NOV 13.

This area · survey operations

64 within 180 nm since 2004 · 0 in the last 12 months · 1 in force now

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Season · when survey operations happen here

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month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Worldwide now

75 survey operations in force · see all

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations

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.