Cable ops

Seismic survey by M/V ramform challenger towing ten 6000 meter long cables: a. in progress until 251459Z in…

HYDROLANT 2180/05

issued
2005-11-25 09:24Z
status
cancelled 2005-11-28 03:59Z (archive)
self-cancels
2005-11-28 03:59Z
cancels
HYDROLANT 2143/05
authority
NAVAREA V 955/05 250405Z NOV 05; NAVAREA V 946/05 250405Z NOV 05.
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SEISMIC SURVEY BY M/V RAMFORM CHALLENGER TOWING TEN
   6000 METER LONG CABLES:
   A. IN PROGRESS UNTIL 251459Z IN AREA BETWEEN
      20-13.5S 20-50.0S AND 039-53.1W 039-36.4W.
   B. 251500Z TO 280259Z NOV IN AREA BETWEEN
      20-13.5S 20-59.3S AND 039-53.1W 039-36.4W.
2. CANCEL HYDROLANT 2143/05.
3. CANCEL THIS MSG 280359Z NOV.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2005-11-25 15:00Z2005-11-28 02:59Z59 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

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.