Exercises

Romania announces hazardous operations in the Black Sea daily from 0600Z to 1200Z, 6 through 8 October, in a defined area.

Black Sea · HYDROLANT 1953/26

What this record establishes

Cancelled notice · 2026-10-01 16:15Z

This notice disappeared from the issuing source's in-force list. No explicit recovery or all-clear is established by that removal.

Source and dates
NGA MSI in-force warnings (DailyMem*.txt). Issued 2026-10-01 08:32Z. First collected 2026-10-01 19:02Z; last seen in collection 2026-10-02 02:17Z. 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 →

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2026-10-06 06:00Z2026-10-06 12:00Z—6 h
2026-10-07 06:00Z2026-10-07 12:00Z—6 h
2026-10-08 06:00Z2026-10-08 12:00Z—6 h

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

issued
2026-10-01 08:32Z
status
Cancelled notice
self-cancels
2026-10-08 13:00Z
sea
Black Sea
position
44.167, 29.317
source
NGA MSI in-force warnings (DailyMem*.txt) · first seen 2026-10-01 19:02Z

Original warning text

BLACK SEA.
ROMANIA.
1. HAZARDOUS OPERATIONS 0600Z TO 1200Z
   DAILY 06 THRU 08 OCT IN AREA BOUND BY
   44-05.00N 029-08.00E, 44-15.00N 029-08.00E,
   44-15.00N 029-30.00E, 44-05.00N 029-30.00E.
2. CANCEL HYDROLANT 1951/26.
3. CANCEL THIS MSG 081300Z OCT 26.

Reading this warning

Hazardous operations
NGA's heading for activities that make an area dangerous — most often rocket launches, space debris and weapons firings, and some open-ended danger areas.
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.
Cancellation reference
A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
HYDROLANT
The U.S. long-range warning series for Atlantic waters outside NAVAREA IV, including the eastern Atlantic, the Mediterranean and adjoining seas.
CANCEL THIS MSG
The warning's own expiry: a line telling the reader when the message cancels itself.
Date-time group (DTG)
A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.

All warning terms →

Collected reports in this area · military exercises

1204 within 180 nm since 1999 · 11 in the last 12 months · 1 listed in force now

99
00
05
10
15
20
25
26

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

J
F
M
A
M
J
J
A
S
O
N
D

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

Worldwide in the collected sources

28 military exercises listed in force · see all

Record snapshot 2026-10-02 02:23Z; source collection times vary.

Exercises

Gunnery, firing and naval exercise areas. All current military exercises →

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.