Cable ops
Seismic survey in progress until 26 feb by M/V nan hai 502 towing 7500 meter long cable with tailbuoy in…
HYDROLANT 2378/99
- issued
- 1999-11-07 06:29Z
- status
- cancelled 1999-11-24 15:53Z (archive)
- cancels
- HYDROLANT 2282/99
- authority
- NAVARAEA V 951/99 070417Z NOV 99; NAVAREA V 947/99 070418Z NOV 99; NAVAREA VI 188/99 070421Z NOV 99
- sea
- South Atlantic Ocean
- position
- -21.490, -39.617
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. SEISMIC SURVEY IN PROGRESS UNTIL 26 FEB BY M/V NAN HAI 502 TOWING 7500 METER LONG CABLE WITH TAILBUOY IN AREA BOUND BY 19-20S 038-40W, 19-20S 039-40W, 20-20S 040-00W, 21-05S 040-10W, 22-00S 040-40W, 23-00S 041-40W, 23-00S 038-40W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 2282/99(23) AND 2360/99. 3. CANCEL THIS MSG 27 FEB 2000.
This area · cable & pipeline work
1432 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now
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- Underwater operations 1100Z to 2100Z daily 19 thru 24 apr by cableship intrepid in 20-22.45S 040-11.23W2021-04-18
- Brazil-southeast coast DNC 012016-08-11
- Seismic survey in progress until 23 apr by nps sigma in area bound by 21-10.6S 039-55.5W, 21-10.5S…2016-04-12
- Seismic survey 10 thru 16 apr by nps sigma in area bound by 21-19.4S 039-57.5W, 21-17.3S 039-57.5W, 21-11.2S…2016-04-09
- Seismic survey in progress until 09 apr by M/V nps sigma in area bound by 21-00.6S 039-44.0W, 21-11.4S…2016-04-01
- Seismic survey 26 mar thru 02 apr by M/V nps sigma in area bound by 21-00.6S 039-44.0W, 21-11.4S 039-39.3W,…2016-03-27
Season · when cable & pipeline work happen here
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month of issue, all years in the archive
Timeline
- Rincon buoy 39-23.8S 061-29.0W unlitreplaced · 1999-10-26
- Rocket launching 1200Z to 2000Z daily 09 thru 21 nov within 20 miles of 05-55S 034-45Wreplaced · 1999-11-05
- Seismic survey in progress until further notice by M/V nan hai 502 towing 7500 meter long cable in area…cancelled by · 1999-11-24
Nearby now · within 120 nm
- Survey operations in progress until 09 jul 27 by M/V bgp dragon towing 250 meter long cable in area bound by…Surveys · 52.3 nm
- Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62WNav aids · 62.2 nm
- Underwater operations 281000Z jul to 192100Z aug by M/V umi polaris in area bound by 21-53.65S 040-49.70W,…Surveys · 68.6 nm
- Underwater operations in progress until 170259Z aug in 22-22.48S 040-25.05WSurveys · 69.4 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 · 69.9 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 · 72.3 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 · 72.3 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 · 72.4 nm
- Underwater operations in progress until 312300Z aug by M/V fugro vaquita in area bound by 21-35.43S…Surveys · 72.6 nm
- Underwater operations 1000Z to 2000Z daily until 02 nov 26 by M/V fugro vaquita in: a. 22-26.32S 040-25.47WSurveys · 72.6 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 · 72.8 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 · 73.2 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.