Surveys

Underwater operations in progress until further notice by unmanned vessel in 31-35.93S 074-45.51W

Eastern South Pacific · HYDROPAC 2300/23

issued: 2023-07-14 03:43Z
status: cancelled 2023-07-17 03:05Z (archive)
cancels: HYDROPAC 2264/23
authority: NAVAREA XV 166/23 140256Z JUL 23.
position: -31.599, -74.758
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 31-35.93S 074-45.51W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROPAC 2264/23.

This area · survey operations

51 within 180 nm since 2019 · 0 in the last 12 months · 0 in force now

Oceanographic equipment established in 34-30.00S 074-55.00W2024-02-09
Oceanographic equipment established in 29-21.00S 075-11.00W2024-02-09
Oceanographic equipment established in 34-33.96S 075-10.50W2024-01-29
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 34-24.42S 075-41.04W2024-01-16

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Underwater operations in progress until further notice by unmanned vessel in 31-02.10S 074-59.88Wcancels · 2023-07-11
Underwater operations in progress until further notice by unmanned vessel in 31-02.10S 074-59.88Wreplaced · 2023-07-11
Underwater operations in progress until further notice by unmanned vessel in 32-43.45S 073-10.21Wcancelled by · 2023-07-17

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.