Surveys

Nga chart 801 (1ST ed)

Arctic · Beaufort Sea · HYDROARC 9/10

issued: 2010-07-02 16:43Z
status: cancelled 2011-08-14 12:44Z (archive)
authority: NAVAREA XVII 4/10 012326Z JUL 10
position: 74.706, -142.943
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

ARCTIC.
BEAUFORT SEA.
NGA CHART 801 (1ST ED).
BOTTOM SCIENTIFIC MOORINGS, TOP FLOAT
50 METERS, ESTABLISHED:
A. BGOS-A IN 75-00.00N 150-00.01W.
B. BGOS-B IN 78-00.08N 149-59.95W.
C. BGOS-D IN 73-59.74N 139-59.70W.
D. CABOS-H IN 71-49.71N 131-46.60W.

This area · survey operations

13 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now

Scientific mooring TU-1 76-00.00N 160-10.00W removed2016-09-04
B. bgos-d 73-59.64N 139-58.95W, at depth 3504 meters2012-09-06
Nga chart 803 (1ST ed)2011-08-14
Beaufort Sea2010-08-11
Nga chart 16003 (17TH ed)2010-07-08
Nga chart 16003 (17TH ed)2010-07-02

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Nga chart 803 (1ST ed)cancelled by · 2011-08-14

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

73 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.