Wrecks

Shoal reported in westport bar (41-43S 171-35E)

Tasman Sea · HYDROPAC 926/19

What this record establishes

Archived notice · 2019-03-22 12:01Z

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) · CNW 60/19 210121Z MAR 19.. Issued 2019-03-21 02:34Z. 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: Tasman Sea. The parsed report position is -41.717, 171.583. 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 Tasman Sea →

issued: 2019-03-21 02:34Z
status: Archived notice
authority: CNW 60/19 210121Z MAR 19.
issued by: CNW
sea: Tasman Sea
position: -41.717, 171.583
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

TASMAN SEA.
NEW ZEALAND.
DNC 06.
CHART 76080.
SHOAL REPORTED IN WESTPORT BAR (41-43S 171-35E).
VESSELS SHOULD CROSS THE BAR ONLY AT HIGH TIDE
AND ONE HOUR EITHER SIDE.

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

8 within 180 nm since 2000 · 1 in the last 12 months · 0 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.

11.8 meter depth reported in 41-21.36S 174-08.20E2026-01-09
Shoal reported in 42-26.3S 171-11.4E2017-06-28
7.3 meter shoal in 42-25.73S 173-39.38E2017-02-28
Tasman Bay2013-11-22
Tasman Bay2012-05-04
Nga chart 76090 (6TH ed)2009-03-18

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

40 wrecks & obstructions listed in force · see all

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