Exercises
Hazardous operations
Gulf of Tonkin · Vietnam · HYDROPAC 1008/15
- issued
- 2015-03-23 13:15Z
- status
- cancelled 2015-03-27 12:00Z (archive)
- self-cancels
- 2015-03-27 12:00Z
- authority
- HAIPHONG RADIO 231236Z MAR 15.
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
GULF OF TONKIN. VIETNAM. HAZARDOUS OPERATIONS. DNC 23. 1. HAZARDOUS OPERATIONS 252300Z TO 271100Z MAR IN AREA BETWEEN 20-52-42N 20-40-06N AND 107-36-21E 107-25-00E. 2. CANCEL THIS MSG 271200Z MAR 15.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2015-03-25 23:00Z | 2015-03-27 11:00Z | — | 36 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
35 military exercises in force · see all
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.