Surveys

Survey operations in progress until 04 oct by M/V sw diamond towing nine 225 meter long cables in area bound…

Western South Atlantic · HYDROLANT 2503/22

issued
2022-10-03 00:50Z
status
cancelled 2022-10-04 04:35Z (archive)
self-cancels
2022-10-05 00:01Z
authority
NAVAREA V 502/22 030027Z OCT 22.
sea
South Atlantic Ocean
position
-25.497, -42.575
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 04 OCT
   BY M/V SW DIAMOND TOWING NINE 225 METER
   LONG CABLES IN AREA BOUND BY
   25-37.74S 042-38.70W, 25-26.02S 043-02.31W,
   25-25.87S 043-02.24W, 25-25.87S 042-02.24W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 050001Z OCT 22.

This area · survey operations

567 within 180 nm since 2000 · 1 in the last 12 months · 1 in force now

00
05
10
15
20
25
26

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Worldwide now

83 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.