Hazardous operations 230600Z to 232000Z may, alternate 220600Z to 222000Z jun within 100 miles of 46-00N…
North Atlantic Ocean · HYDROLANT 1792/00
What this record establishes
Archived notice · 2000-05-23 17:05Z
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) · NAVAREA II 138/00 180427Z MAY 00. Issued 2000-05-18 10:10Z. 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
- North Atlantic Ocean. The parsed report position is 46.000, -11.000 with a 100.0 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
- Cancel HYDROLANT 1792/00 and this msg, operations completedlater cancellation notice
Current notices and reporting history in the North Atlantic Ocean →
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2000-05-23 06:00Z | 2000-05-23 20:00Z | — | 14 h |
| 2000-06-22 06:00Z | 2000-06-22 20:00Z | — | 14 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2000-05-18 10:10Z
- status
- Archived notice
- self-cancels
- 2000-06-22 21:00Z
- authority
- NAVAREA II 138/00 180427Z MAY 00
- NAVAREA
- NAVAREA II · named as the source of this relay
- sea
- North Atlantic Ocean
- position
- 46.000, -11.000 · r 100.0 nm
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 230600Z TO 232000Z MAY, ALTERNATE 220600Z TO 222000Z JUN WITHIN 100 MILES OF 46-00N 011-00W. 2. CANCEL THIS MSG 222100Z JUN.
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.
- 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.
- 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.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · military exercises
49 within 180 nm since 1999 · 1 in the last 12 months · 1 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.
- Special operations2026-10-02
- Hazardous operations 130900Z to 131800Z feb in area within 40 miles of 46-39.76N 009-00.00W2024-02-09
- Gunnery exercises 161900Z to 162100Z oct in area bound by 47-25.01N 007-06.26W, 47-40.26N 007-35.26W,…2023-10-13
- Gunnery exercises 101200Z to 101300Z aug in area bound by 47-40.00N 008-00.00W, 47-40.26N 007-35.26W,…2023-08-09
- Hazardous operations 1200Z to 1600Z daily 31 may and 06 jun and 0600Z to 1600Z daily 01 and 07 jun in area…2023-05-26
- Gunnery exercises 230700Z to 230900Z and 231330Z to 231500Z apr in area bound by 47-40.00N 008-00.00W,…2023-04-22
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
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
9 military exercises listed in force · see all
Record snapshot 2026-10-02 21:18Z; 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.