Hazardous operations 23 thru 28 jul in area bound by 25-12.00N 097-00.00W, 25-12.00N 097-12.00W, 25-00.00N…
Gulf of Mexico · NAVAREA IV 821/23
What this record establishes
Archived notice · 2023-07-29 00:01Z
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) · MEXICO IV 1/23 201556Z JUL 23.. Issued 2023-07-20 16:29Z. 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
- Gulf of Mexico. 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 Gulf of Mexico →
- issued
- 2023-07-20 16:29Z
- status
- Archived notice
- self-cancels
- 2023-07-29 00:01Z
- authority
- MEXICO IV 1/23 201556Z JUL 23.
- NAVAREA
- NAVAREA IV
- issued by
- MEXICO IV
- sea
- Gulf of Mexico
- position
- 25.100, -97.100
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
GULF OF MEXICO. MEXICO. 1. HAZARDOUS OPERATIONS 23 THRU 28 JUL IN AREA BOUND BY 25-12.00N 097-00.00W, 25-12.00N 097-12.00W, 25-00.00N 097-12.00W, 25-00.00N 097-00.00W. 2. CANCEL THIS MSG 290001Z JUL 23.
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.
- 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
40 within 180 nm since 2004 · 0 in the last 12 months · 0 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 26 thru 31 mar in area bound by 25-12.00N 097-00.00W, 25-12.00N 097-12.00W, 25-00.00N…2024-03-20
- Hazardous operations 26 thru 31 mar and 23 thru 28 apr in area bound by 23-39.00N 097-23.00W, 23-39.00N…2024-03-20
- Hazardous operations 22 thru 27 oct in area bound by 25-12.00N 097-12.00W, 25-00.00N 097-12.00W, 25-00.00N…2023-10-18
- Hazardous operations 22 thru 27 oct in area bound by 23-39.00N 097-34.00W, 23-26.00N 097-34.00W, 23-26.00N…2023-10-18
- Hazardous operations 24 thru 29 sep in area bound by 23-39.00N 097-23.00W, 23-39.00N 097-34.00W, 23-26.00N…2023-09-21
- Hazardous operations 20 thru 25 aug in area bound by 23-39.00N 097-23.00W, 23-39.00N 097-34.00W, 23-26.00N…2023-08-17
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
- Dangerous wreck in 25-14.24N 097-07.72WWrecks · 8.4 nm
- Carbonera light 24-37.62N 097-42.97W unlitNav aids · 44 nm
- Punta de piedra light 24-29.23N 097-44.56W unlitNav aids · 50.8 nm
Worldwide in the collected sources
28 military exercises listed in force · see all
Record snapshot 2026-10-01 17:46Z; 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.