Surveys

Underwater operations 162100Z to 272100Z oct by vessel within one mile of 44-44.4N 030-20.8E

HYDROLANT 2677/01

issued: 2001-10-15 14:48Z
status: cancelled 2001-10-27 22:00Z (archive)
self-cancels: 2001-10-27 22:00Z
cancels: HYDROLANT 2582/01
authority: NAVAREA III 559/01 AOR-E EGC#151 151049Z OCT 01; GREECE PHONE CONVERSATION 15 OCT 01
sea: Black Sea
position: 44.740, 30.347 · r 1.0 nm
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS 162100Z TO 272100Z OCT BY
   VESSEL WITHIN ONE MILE OF 44-44.4N 030-20.8E.
2. CANCEL HYDROLANT 2582/01(56).
3. CANCEL THIS MSG 272200Z OCT.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2001-10-16 21:00Z	2001-10-27 21:00Z	—	264 h

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

This area · survey operations

191 within 180 nm since 1999 · 9 in the last 12 months · 8 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Seismic survey in progress until 02 nov by M/V geo baltic towing 8000 meter long cable in area between…cancels · 2001-10-02
Seismic survey in progress until 02 nov by M/V geo baltic towing 8000 meter long cable in area between…replaced · 2001-10-02

Nearby now · within 120 nm

Mines reported in area within five miles of 45-07.10N 030-09.70EMines · 24 nm
War risk area, in northwestern part of black sea to northern of line 45-12.2N 029-41.1E 45-11.5N 029-41.4E…Other · 34.7 nm
Object adrift in vicinity 44-00.65N 030-34.50E at 120630Z augDebris · 44.9 nm
Underwater operations 05 jan 25 thru 31 dec 26 in area bound by 44-04.40N 030-34.13E, 44-02.40N 030-30.50E,…Surveys · 49.7 nm
Due to the presence of mines, all vessels approaching and departing romanian ports are encouraged to use the…Mines · 55.8 nm
The coordinator of coastal alerts of ukraine has declared the following coastal approach instructions for…Other · 61.9 nm
Ukrainian coastal warning coordinator has declared the following coastal aproach instructions for entry or…Other · 64.1 nm
Hazardous operations 0600Z to 1200Z daily 18, 24, 25 and 28 aug and 0600Z to 1400Z daily 19 thru 21, 26 and…Exercises · 66.5 nm
Survey operations in progress until 16 aug by M/V ocean aero in area bound by 44-19.85N 028-47.28E,…Surveys · 68.6 nm
Mining operations in progress until further notice in areas bound by: a. 46-22.50N 030-45.10E, 46-20.20N…Mines · 69.6 nm
Naval operations 0500Z to 1200Z daily 13 thru 15 aug in area bound by 44-12.00N 028-40.00E, 44-12.00N…Other · 77.8 nm
Fog signal at constanta outer harbor light 44-08.61N 028-40.37E inoperativeNav aids · 80.2 nm

Worldwide now

84 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.