Hazardous operations 170839Z to 171639Z dec, alternate 190923Z to 191723Z dec: a. in area bound by 09-17N…
North Pacific Ocean · HYDROPAC 3870/13
What this record establishes
Archived notice · 2013-12-13 21:01Z
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) · USAKA KWAJALEIN OP 355 030145Z DEC 13.. Issued 2013-12-12 09:34Z. 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 Pacific 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
- Hazardous operations 170839Z to 171639Z dec, alternate 180839Z to 181723Z and 190923Z to 191723Z dec: a. in…later cancellation notice
These reports were linked by category and sea, with positions within 30 nautical miles and issue dates within 30 days of another report's recorded in-force span. Links can extend through other members, so the full group can cover a larger area or period. Proximity does not confirm that they describe one incident.
- HYDROPAC 3870/13 · this notice2013-12-12 · Archived notice
- HYDROPAC 3888/132013-12-13 · Archived notice
- HYDROPAC 3919/132013-12-17 · Archived notice
Current notices and reporting history in the North Pacific Ocean →
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2013-12-17 08:39Z | 2013-12-17 16:39Z | — | 8 h |
| 2013-12-19 09:23Z | 2013-12-19 17:23Z | — | 8 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2013-12-12 09:34Z
- status
- Archived notice
- self-cancels
- 2013-12-19 18:23Z
- authority
- USAKA KWAJALEIN OP 355 030145Z DEC 13.
- issued by
- RTS SAFETY KWAJALEIN MH
- sea
- North Pacific Ocean
- position
- 9.658, 168.327
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
NORTH PACIFIC.
MARSHALL ISLANDS.
MISSILES.
1. HAZARDOUS OPERATIONS 170839Z TO 171639Z DEC,
ALTERNATE 190923Z TO 191723Z DEC:
A. IN AREA BOUND BY
09-17N 167-23E, 09-23N 167-33E,
09-32N 167-29E, 09-40N 167-37E,
09-56N 167-55E, 10-21N 168-40E,
09-39N 169-03E, 09-15N 168-18E,
09-09N 167-55E, 08-59N 167-34E.
B. WITHIN 18 MILES OF 12-38N 171-50E.
C. WITHIN 18 MILES OF 13-49N 171-31E.
D. WITHIN 18 MILES OF 14-29N 172-30E.
E. WITHIN 18 MILES OF 14-02N 173-48E.
F. WITHIN 18 MILES OF 12-48N 173-59E.
G. WITHIN 18 MILES OF 12-04N 173-00E.
2. CANCEL THIS MSG 191823Z DEC 13.
Reading this warning
- Missile firing
- Missile tests or exercises, with the danger area and times during which missiles may be in flight or falling.
- 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.
- 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.
- Within a radius of
- A circular area — every position within a stated distance of a point.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · missile & rocket hazards
27 within 180 nm since 2010 · 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, rocket launching 210830Z to 211430Z jun, alternate 0830Z to 1430Z daily 22 thru 25 jun…2021-06-16
- Hazardous operations 170839Z to 171639Z dec, alternate 180839Z to 181723Z and 190923Z to 191723Z dec: a. in…2013-12-13
- Hazardous operations 260901Z to 261701Z sep, alternate 270901Z to 271701Z sep: a. in area bound by 08-44N…2013-09-22
- Hazardous operations 220901Z to 221701Z sep, alternate 230901Z to 231501Z sep: a. in area bound by 09-16N…2013-09-17
- Hazardous operations 210901Z to 211701Z may, alternate 0901Z to 1701Z daily 22 and 23 may: a. in area bound…2013-05-16
- Hazardous operations 270500Z to 270900Z apr, alternate 0500Z to 0900Z daily 28 apr thru 12 may: a. within 16…2013-04-23
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
8 missile & rocket hazards listed in force · see all
Record snapshot 2026-10-03 01:36Z; source collection times vary.
Missiles
Missile firings, rocket launches and space debris re-entry areas. All current missile & rocket hazards →
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.