Wrecks

Shoals reported in: a. 8.2 metres, 68-38.5N 101-46.1W

The Northwestern Passages · HYDROARC 229/18

What this record establishes

Archived notice · 2019-06-14 12:43Z

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 XVIII 95/18 110225Z SEP 18.. Issued 2018-09-11 04:03Z. 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
The Northwestern Passages. The parsed report position is 68.642, -101.760. 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 The Northwestern Passages →

issued
2018-09-11 04:03Z
status
Archived notice
authority
NAVAREA XVIII 95/18 110225Z SEP 18.
NAVAREA
NAVAREA XVIII · named as the source of this relay
sea
The Northwestern Passages
position
68.642, -101.760
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

QUEEN MAUD GULF.
CANADA.
DNC 28.
CHART 15562.
SHOALS REPORTED IN:
A. 8.2 METRES, 68-38.5N 101-46.1W.
B. 9.6 METRES, 68-38.2N 101-44.9W.
C. 7.9 METRES, 68-38.6N 101-45.3W.
D. 4.9 METRES, 68-38.8N 101-46.0W.

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.
Shoal / reported depth
Water shallower than the chart shows — a newly found shoal, a reported depth, or less water than charted.
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.

All warning terms →

Collected reports in this area · wrecks & obstructions

26 within 180 nm since 2008 · 0 in the last 12 months · 0 listed in force now

08
10
15
20
22

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

38 wrecks & obstructions listed in force · see all

Record snapshot 2026-09-29 09:07Z; source collection times vary.

Wrecks

Dangerous wrecks, shoals and submerged obstructions. All current wrecks & obstructions →

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.