Mines

Mining operations continue until further notice in two areas of the Black Sea off Ukraine, with coordinates specified.

Black Sea · HYDROLANT 2452/23

What this record establishes

Listed in force

The latest collected record lists this warning as active. This is the status of the notice, not a live observation of conditions at the location.

Source and dates: NGA MSI in-force warnings (DailyMem*.txt) · UKRAINE 8/22 262001Z OCT 23.. Issued 2023-10-27 00:36Z. First collected 2026-08-17 13:41Z; last seen in collection 2026-10-01 05:17Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered: Black Sea. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.

Current notices and reporting history in the Black Sea →

issued: 2023-10-27 00:36Z
status: Listed in force
authority: UKRAINE 8/22 262001Z OCT 23.
issued by: UKRAINE
sea: Black Sea
position: 45.899, 30.276
nearest port: Odessa · 41 nm
source: NGA MSI in-force warnings (DailyMem*.txt) · first seen 2026-08-17 13:41Z

Original warning text

BLACK SEA.
UKRAINE.
DNC 10.
MINING OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE
IN AREAS BOUND BY:
A. 46-22.50N 030-45.10E, 46-20.20N 030-53.10E,
   46-11.90N 030-47.10E, 46-14.10N 030-40.00E,
   46-04.70N 030-31.30E, 46-04.60N 030-28.40E.
B. 46-04.40N 030-28.40E, 46-04.50N 030-31.10E,
   45-58.00N 030-28.00E, 45-48.10N 030-18.30E,
   45-38.40N 029-59.90E, 45-31.30N 029-46.80E,
   45-29.50N 029-44.80E, 45-28.60N 029-36.50E.

Reading this warning

DNC (Digital Nautical Chart): A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
Until further notice: The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
Area bound by: Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
Position (degrees and minutes): How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.

All warning terms →

Security advisories for this region

Conditions at the position · now

loading…

MET Norway · NOAA WaveWatch III · HYCOM · GEBCO 2020 · model data at the centroid, not an observation

Collected reports in this area · mine warnings

14 within 180 nm since 2001 · 0 in the last 12 months · 5 listed in force now

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Month of issue in the collected archive

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

Ukrainian coastal warning coordinator has declared the following coastal aproach instructions for entry or…Other · 9.2 nm
The coordinator of coastal alerts of ukraine has declared the following coastal approach instructions for…War risk · 13.7 nm
Mines reported in area within five miles of 45-07.10N 030-09.70EMines · 47.1 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…War risk · 48.6 nm
Hazardous operations in progress until further notice in area bound by 45-05N 033-33E, 45-59N 033-51E,…Exercises · 56.2 nm
Due to mine danger navigation prohibited untill further notice in area bounded by: a 46-04.0N 033-12.8E…Mines · 91 nm
Mining operations in progress until further notice in areas bound by: a. 46-04.0N 033-12.8E, 46-03.1N…Mines · 91 nm
Due to the presence of mines, all vessels approaching and departing romanian ports are encouraged to use the…Mines · 108.2 nm
1- neptun alpha production platform has been established at the central coordinate point: 44-02.85N 030-35.25EStructures · 111.9 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 · 118.4 nm
Object adrift in vicinity 43-55.10N 030-37.65E at 250923Z sepDebris · 119.8 nm

Worldwide in the collected sources

8 mine warnings listed in force · see all

Record snapshot 2026-09-29 22:34Z; source collection times vary.

Mines

Drifting or reported sea mines. Mostly the Black Sea since 2022. All current mine warnings →

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.