Structures

Platform oos tiradentes established in 24-38.44S 042-30.87W

South Atlantic Ocean · HYDROLANT 177/23

What this record establishes

Archived notice · 2023-01-27 15:00Z

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 V 33/23 220311Z JAN 23.. Issued 2023-01-22 11:41Z. 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: South Atlantic Ocean. The parsed report position is -24.641, -42.514. 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 South Atlantic Ocean →

issued: 2023-01-22 11:41Z
status: Archived notice
authority: NAVAREA V 33/23 220311Z JAN 23.
NAVAREA: NAVAREA V · named as the source of this relay
sea: South Atlantic Ocean
position: -24.641, -42.514
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
DNC 01.
PLATFORM OOS TIRADENTES ESTABLISHED IN
24-38.44S 042-30.87W.

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.
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 · offshore structure notices

36 within 180 nm since 2012 · 0 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.

Platform etesco takatsugu j established in 24-35.60S 042-31.00W2023-03-09
Platform established in 24-38.24S 042-12.62W2022-07-29
Platform established in 23-20.98S 042-50.48W2022-07-29
Platform ss victoria established in 24-37.75S 042-31.18W2021-10-14
Platform petrobras established in 24-46.09S 042-27.73W2021-07-12
Mobile platform established in 24-07.51S 041-53.11W2021-06-17

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

Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…Exercises · 0.7 nm

Worldwide in the collected sources

2 offshore structure notices listed in force · see all

Record snapshot 2026-10-01 23:40Z; source collection times vary.

Structures

Platforms, wind turbines and fish farms established, under construction or removed. All current offshore structure notices →

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.