Cable ops

Seismic survey 010200Z to 190159Z jan by M/V alize towing eight 7000 meter long cables in area between…

HYDROLANT 3305/01

issued: 2001-12-31 06:20Z
status: cancelled 2002-01-19 02:59Z (archive)
self-cancels: 2002-01-19 02:59Z
cancels: HYDROLANT 3245/01
authority: NAVAREA V 1910/01 310403Z DEC 01
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY 010200Z TO 190159Z JAN BY
   M/V ALIZE TOWING EIGHT 7000 METER LONG
   CABLES IN AREA BETWEEN 23-31S 23-38S AND
   040-08W 040-55W. FOUR MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 3245/01.
3. CANCEL THIS MSG 190259Z JAN 02.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2002-01-01 02:00Z	2002-01-19 01:59Z	—	431 h 59

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

Timeline

Seismic survey in progress until 31 dec by M/V alize towing eight 7000 meter long cables in area between…cancels · 2001-12-22
Seismic survey in progress until 31 dec by M/V alize towing eight 7000 meter long cables in area between…replaced · 2001-12-22

Nearby now · within 120 nm

Nothing else in force within 120 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.