Surveys
Underwater operations in progress until further notice by M/V seawell with submersible in 53-55.5N 000-37.5E
England-east Coast · HYDROLANT 2520/10
- issued
- 2010-12-28 17:37Z
- status
- cancelled 2011-01-09 10:20Z (archive)
- authority
- WZ 1547/10 281645Z DEC 10.
- sea
- North Sea
- position
- 53.925, 0.625
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
ENGLAND-EAST COAST. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V SEAWELL WITH SUBMERSIBLE IN 53-55.5N 000-37.5E.
This area · survey operations
551 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until further notice by M/V sw bly towing 12 5000 meter long cables in area…2022-09-04
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- Underwater operations in progress until further notice by M/V uilenspiegel and c/s responder in vicinity of…2022-07-18
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROLANT 2520/10, operations completedcancelled by · 2011-01-09
Nearby now · within 120 nm
- Mf dsc and r/t services off air at: a. bawdsey 51-59.60N 001-24.50ENav aids · 67.1 nm
Worldwide now
86 survey operations in force · see all
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
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.