Wrecks

Shoals reported: a. 3.5 meters in 69-28.59N 099-22.27W

The Northwestern Passages · HYDROARC 264/15

What this record establishes

Archived notice · 2017-01-28 17:50Z

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 95/15 081049Z SEP 15.. Issued 2015-09-08 11:10Z. 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 69.480, -99.378. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the The Northwestern Passages →

issued: 2015-09-08 11:10Z
status: Archived notice
authority: NAVAREA XVIII 95/15 081049Z SEP 15.
NAVAREA: NAVAREA XVIII · named as the source of this relay
sea: The Northwestern Passages
position: 69.480, -99.378
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

ARCTIC.
MCCLINTOCK CHANNEL.
DNC 28.
CHART 15880.
SHOALS REPORTED:
A. 3.5 METERS IN 69-28.59N 099-22.27W.
B. 4.3 METERS IN 69-28.97N 099-23.09W.

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

31 within 180 nm since 2008 · 0 in the last 12 months · 1 listed in force now

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.

Depths reported: a. 29.3 meters in 71-22.82N 096-41.27W2025-10-01
Shoals reported in: a. 13.2 meters, 68-25.76N 096-37.35W2022-10-18
Shoals reported in: a. 31.7 meters, 70-03.31N 097-42.44W2022-09-26
14 meter shoal in 68-36.32N 095-21.40W2022-09-08
16 meter shoal in 68-19.50N 100-46.86W2022-09-06
13.7 meter shoal in 69-01.48N 100-58.36W2021-09-02

Month of issue in the collected archive

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

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

38 wrecks & obstructions listed in force · see all

Record snapshot 2026-10-02 18:21Z; 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.