Cable ops

Seismic survey 210200Z to 280159Z feb by M/V ramform soveriegn towing 12 five mile long cables in area bound…

Brazil-south Coast · HYDROLANT 476/13

issued: 2013-02-21 01:48Z
status: cancelled 2013-02-28 02:59Z (archive)
self-cancels: 2013-02-28 02:59Z
cancels: HYDROLANT 428/13
authority: NAVAREA V S 215/13 210049Z FEB 13.
sea: South Atlantic Ocean
position: -25.803, -45.075
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-SOUTH COAST.
1. SEISMIC SURVEY 210200Z TO 280159Z FEB
   BY M/V RAMFORM SOVERIEGN TOWING 12
   FIVE MILE LONG CABLES IN AREA BOUND BY
   25-22.50S 045-19.15W, 25-22.52S 044-49.80W,
   26-13.81S 044-49.73W, 26-13.79S 045-19.29W.
   SEVEN MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 428/13.
3. CANCEL THIS MSG 280259Z FEB 13.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2013-02-21 02:00Z	2013-02-28 01:59Z	—	167 h 59

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

1619 within 180 nm since 1999 · 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

Timeline

Seismic survey in progress until 210159Z feb by M/V ramform soveriegn towing 12 five mile long cables in…cancels · 2013-02-16
Seismic survey in progress until 210159Z feb by M/V ramform soveriegn towing 12 five mile long cables in…replaced · 2013-02-16

Nearby now · within 120 nm

Odas buoy established in 24-06.36S 045-38.78WNav aids · 106.5 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.