Surveys

B. BOEM-3, 72-20.175N 157-26.893W, at depth 162 meters

Arctic · Chukchi Sea · HYDROARC 229/13

issued: 2013-10-14 17:08Z
status: cancelled 2014-12-21 10:10Z (archive)
cancels: HYDROARC 212/12
authority: USCGC HEALY 130212Z OCT 13 - USCGC HEALY 140718Z OCT 13.
position: 72.363, -157.290
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

ARCTIC.
CHUKCHI SEA.
CHART 16003
1. SCIENTIFIC MOORINGS ESTABLISHED:
   A. BOEM-2, 72-18.018N 157-43.522W, AT DEPTH 102 METERS.
   B. BOEM-3, 72-20.175N 157-26.893W, AT DEPTH 162 METERS.
   C. BOEM-4, 72-23.104N 157-08.762W, AT DEPTH 251 METERS.
   D. BOEM-5, 72-25.820N 156-50.370W, AT DEPTH 358 METERS.
2. CANCEL HYDROARC 212/12.

This area · survey operations

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

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

B. 72-48.008N 158-24.756W, at depth 321 meterscancels · 2012-10-14
B. 72-48.008N 158-24.756W, at depth 321 metersreplaced · 2012-10-14
HYDROARC warnings in force as of 210900Z dec 14cancelled by · 2014-12-21

Nearby now · within 120 nm

Scientific moorings established: a. BCE-24, in 71-40.40N 154-59.90W, at depth 108 meters, top float 20 metersSurveys · 8.8 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.