Surveys

Underwater operations in progress until further notice by unmanned vessel in 31-07.40S 075-55.00W

Eastern South Pacific · HYDROPAC 2041/23

issued: 2023-06-20 07:20Z
status: cancelled 2023-06-23 04:06Z (archive)
cancels: HYDROPAC 1975/23
authority: NAVAREA XV 132/23 200342Z JUN 23.
position: -31.123, -75.917
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN SOUTH PACIFIC.
DNC 07.
1. UNDERWATER OPERATIONS IN PROGRESS
   UNTIL FURTHER NOTICE BY UNMANNED VESSEL
   IN 31-07.40S 075-55.00W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROPAC 1975/23.

This area · survey operations

30 within 180 nm since 2023 · 0 in the last 12 months · 0 in force now

Oceanographic equipment established in 29-21.00S 075-11.00W2024-02-09
Oceanographic equipment established in 29-33.24S 075-09.20W2024-01-29
Oceanographic equipment established in 29-45.24S 074-56.58W2024-01-16
Oceanographic equipment established in 29-45.24S 074-56.58W2024-01-05
Scientific equipment established in 33-59.46S 076-01.56W2023-12-28
Oceanographic equipment established in 29-37.32S 074-05.88W2023-12-28

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Underwater operations in progress until further notice by submersible in 31-02.45S 075-53.00Wcancels · 2023-06-14
Underwater operations in progress until further notice by submersible in 31-02.45S 075-53.00Wreplaced · 2023-06-14
Underwater operations in progress until further notice by unmanned vessel in 30-53.16S 075-49.45Wcancelled by · 2023-06-23

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

73 survey operations in force · see all

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →

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.