Restricted

Navigation prohibited 22 jun until further notice within five miles of matua (48-06N 153-12E)

Sea of Okhotsk · HYDROPAC 1859/16

What this record establishes

Archived notice · 2017-01-13 09:34Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · VLAD 160/16 210901Z JUN 16.. Issued 2016-06-21 09:40Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
Sea of Okhotsk. The parsed report position is 48.100, 153.200 with a 5.0 nm radius. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Related notices and cancellation links

Current notices and reporting history in the Sea of Okhotsk →

issued
2016-06-21 09:40Z
status
Archived notice
authority
VLAD 160/16 210901Z JUN 16.
issued by
VLAD
sea
Sea of Okhotsk
position
48.100, 153.200 · r 5.0 nm
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
SEA OF OKHOTSK.
KURIL ISLANDS.
DNC 24.
CHART 96840.
NAVIGATION PROHIBITED 22 JUN UNTIL FURTHER NOTICE
WITHIN FIVE MILES OF MATUA (48-06N 153-12E).

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.
Chart reference
The number of the nautical chart on which the reported position lies.
Navigation prohibited
Ships may not enter or pass through the area, or a port is closed to traffic.
Until further notice
The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
Within a radius of
A circular area — every position within a stated distance of a point.
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 →

Collected reports in this area · restricted areas & port closures

10 within 180 nm since 2016 · 0 in the last 12 months · 0 listed in force now

16
20
24

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

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

2 restricted areas & port closures listed in force · see all

Record snapshot 2026-10-03 03:14Z; source collection times vary.

Restricted

Navigation prohibited, exclusion and security zones, ports closed to traffic. All current restricted areas & port closures →

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.