Cable ops

Seismic survey 010359Z dec to 202359Z jan 14 by M/V sigma in area bound by 21-11.93S 040-04.47W, 21-15.05S…

Brazil-southeast Coast · HYDROLANT 3036/13

issued: 2013-11-28 23:39Z
status: cancelled 2014-01-21 00:59Z (archive)
self-cancels: 2014-01-21 00:59Z
authority: NAVAREA V E 1491/13 282324Z NOV 13.
sea: South Atlantic Ocean
position: -21.228, -40.077
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-SOUTHEAST COAST.
1. SEISMIC SURVEY 010359Z DEC TO 202359Z JAN 14
   BY M/V SIGMA IN AREA BOUND BY
   21-11.93S 040-04.47W, 21-15.05S 039-59.02W,
   21-20.15S 040-02.33W, 21-17.03S 040-07.78W,
   21-30.98S 039-59.75W, 21-24.55S 040-11.02W,
   21-09.52S 040-12.55W, 21-01.15S 040-07.10W,
   21-12.28S 039-47.60W.
   SEVEN MILE BERTH REQUESTED.
2. CANCEL THIS MSG 210059Z JAN 14.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2013-12-01 03:59Z	2014-01-20 23:59Z	—	1220 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · cable & pipeline work

1415 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

Season · when cable & pipeline work happen here

month of issue, all years in the archive

Nearby now · within 120 nm

Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62WNav aids · 41.7 nm
Barra de itabapoana light 21-18.80S 040-57.90W unlit until 08 sep 26Nav aids · 50 nm
Underwater operations 1100Z to 2100Z daily 13 thru 22 aug by M/V comando b and M/V am kirti in 20-23.90S…Surveys · 50.1 nm
Underwater operations 1100Z to 2100Z daily 12 thru 21 aug by M/V comando b and M/V faneromeni in 20-23.67S…Surveys · 50.3 nm
Underwater operations 0800Z to 1800Z daily 08 thru 22 aug by M/V marsanne and M/V comando b in 20-23.57S…Surveys · 50.3 nm
Underwater operations 1100Z to 2100Z daily 15 thru 29 aug by M/V comando b and M/V rosco banyan in 20-23.37S…Surveys · 50.7 nm
Underwater operations 0800Z to 1800Z daily 11 thru 25 aug by M/V comando b and M/V faneromeni in 20-23.00S…Surveys · 50.9 nm
Underwater operations in progress until 27 aug by M/V navios felix and M/V comando b in 20-22.12S 040-08.38WSurveys · 51.7 nm
Underwater operations 0800Z to 1800Z daily 02 thru 16 aug by M/V comando b and M/V royal topaz in 20-21.62S…Surveys · 52.2 nm
Survey operations in progress until 312200Z aug in area bound by 21-36.17S 041-00.00W, 21-36.05S 040-37.59W,…Surveys · 55 nm
Underwater operations 281000Z jul to 192100Z aug by M/V umi polaris in area bound by 21-53.65S 040-49.70W,…Surveys · 56 nm
Underwater operations in progress until 312300Z aug by M/V fugro vaquita in area bound by 21-35.43S…Surveys · 60.3 nm

Worldwide now

40 cable & pipeline work in force · see all

Cable ops

Cable laying, pipeline and seismic operations. All current cable & pipeline work →

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.