Hazardous operations 0800Z to 2130Z daily 10 thru 13 nov in area bound by 22-58.72S 042-02.15W, 23-01.00S…
South Atlantic Ocean · HYDROLANT 2170/09
What this record establishes
Archived notice · 2009-11-13 22:30Z
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 V S 2340/09 071241Z NOV 09.. Issued 2009-11-07 13:13Z. 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
- South Atlantic Ocean. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Nga chart 36007 (1ST ed)cancelled by this notice
Current notices and reporting history in the South Atlantic Ocean →
Activity windows · 4 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2009-11-10 08:00Z | 2009-11-10 21:30Z | — | 13 h 30 |
| 2009-11-11 08:00Z | 2009-11-11 21:30Z | — | 13 h 30 |
| 2009-11-12 08:00Z | 2009-11-12 21:30Z | — | 13 h 30 |
| 2009-11-13 08:00Z | 2009-11-13 21:30Z | — | 13 h 30 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2009-11-07 13:13Z
- status
- Archived notice
- self-cancels
- 2009-11-13 22:30Z
- authority
- NAVAREA V S 2340/09 071241Z NOV 09.
- NAVAREA
- NAVAREA V · named as the source of this relay
- issued by
- NAVAREA V S
- sea
- South Atlantic Ocean
- position
- -23.057, -42.037
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 0800Z TO 2130Z DAILY 10 THRU 13 NOV IN AREA BOUND BY 22-58.72S 042-02.15W, 23-01.00S 042-00.00W, 23-07.00S 042-00.00W, 23-07.00S 042-04.48W, 23-01.20S 042-04.48W. 2. CANCEL HYDROLANT 2162/09(36), AID RESTORED. 3. CANCEL THIS MSG 132230Z NOV.
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.
Collected reports in this area · military exercises
633 within 180 nm since 1999 · 5 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.
- Hazardous operations 0800Z to 2100Z daily 29 sep thru 01 oct in area within ten miles of 25-06.00S 041-13.00W2026-09-24
- Hazardous operations 281600Z to 282100Z sep in area within ten miles of 23-12.26S 043-40.85W2026-09-24
- Hazardous operations 222300Z to 230800Z aug in area within two miles of 21-52.50S 040-50.30W2026-08-21
- Hazardous operations 0800Z to 2100Z daily 18 thru 20 aug in area within ten miles of 25-06.00S 041-13.00W2026-08-13
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…2026-07-29
- Hazardous operations 052300Z to 082359Z oct in area bound by 24-47.00S 044-16.00W, 24-47.00S 043-20.00W,…2024-10-02
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
- Underwater operations 1000Z to 2000Z daily until 02 nov 26 by M/V fugro vaquita in: a. 22-26.32S 040-25.47WSurveys · 96.9 nm
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…Exercises · 99 nm
- Underwater operations in progress until 110300Z oct by M/V sistac vitoria in 22-32.81S 040-04.04WSurveys · 113.2 nm
Worldwide in the collected sources
9 military exercises listed in force · see all
Record snapshot 2026-10-02 20:02Z; 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.