Other

Scientifc mooring, top float float 48 meters, established in 68-02.00N 168-50.04W

Chukchi Sea · HYDROARC 362/15

What this record establishes

Archived notice · 2017-04-07 15:40Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · NAVAREA XVII 119/15 141129Z OCT 15.. Issued 2015-10-14 11:54Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
Chukchi Sea. The parsed report position is 68.033, -168.834. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Related notices and cancellation links

Current notices and reporting history in the Chukchi Sea →

issued
2015-10-14 11:54Z
status
Archived notice
authority
NAVAREA XVII 119/15 141129Z OCT 15.
NAVAREA
NAVAREA XVII · named as the source of this relay
sea
Chukchi Sea
position
68.033, -168.834
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

ARCTIC.
CHUKCHI SEA.
DNC 27.
CHART 96036.
1. SCIENTIFC MOORING, TOP FLOAT FLOAT 48 METERS,
   ESTABLISHED IN 68-02.00N 168-50.04W.
2. CANCEL HYDROARC 241/14.

Reading this warning

DNC (Digital Nautical Chart)
A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
Chart reference
The number of the nautical chart on which the reported position lies.
Scientific mooring
Instruments anchored to the seabed and held up by floats, sometimes just below the surface, left for months to measure the ocean.
Position (degrees and minutes)
How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
Cancellation reference
A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
HYDROARC
The U.S. long-range warning series for the Arctic Ocean.

All warning terms →

Collected reports in this area · other warnings

4 within 180 nm since 2009 · 0 in the last 12 months · 0 listed in force now

09
10
15

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Month of issue in the collected archive

J
F
M
A
M
J
J
A
S
O
N
D

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

Worldwide in the collected sources

22 other warnings listed in force · see all

Record snapshot 2026-10-02 14:30Z; source collection times vary.

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.