Hazardous operations for space debris are scheduled daily from 28 September to 4 October in a large area of the North Pacific.
North Pacific · HYDROPAC 2761/26
What this record establishes
Cancelled notice · 2026-09-23 14:45Z
This notice disappeared from the issuing source's in-force list. No explicit recovery or all-clear is established by that removal.
- Source and dates
- NGA MSI in-force warnings (DailyMem*.txt). Issued 2026-09-23 13:28Z. First collected 2026-09-23 15:02Z; last seen in collection 2026-09-24 11:17Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- North Pacific. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Activity windows · 7 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2026-09-28 14:27Z | 2026-09-28 18:33Z | — | 4 h 06 |
| 2026-09-29 14:27Z | 2026-09-29 18:33Z | — | 4 h 06 |
| 2026-09-30 14:27Z | 2026-09-30 18:33Z | — | 4 h 06 |
| 2026-10-01 14:27Z | 2026-10-01 18:33Z | — | 4 h 06 |
| 2026-10-02 14:27Z | 2026-10-02 18:33Z | — | 4 h 06 |
| 2026-10-03 14:27Z | 2026-10-03 18:33Z | — | 4 h 06 |
| 2026-10-04 14:27Z | 2026-10-04 18:33Z | — | 4 h 06 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2026-09-23 13:28Z
- status
- Cancelled notice
- self-cancels
- 2026-10-04 19:33Z
- position
- 30.121, 5.827
- source
- NGA MSI in-force warnings (DailyMem*.txt) · first seen 2026-09-23 15:02Z
Original warning text
NORTH PACIFIC. 1. HAZARDOUS OPERATIONS, SPACE DEBRIS 1427Z TO 1833Z DAILY 28 SEP THRU 04 OCT IN AREA BOUND BY 23-55.00N 144-37.00E, 26-07.00N 151-14.00E, 27-41.00N 156-20.00E, 29-25.00N 165-03.00E, 30-26.00N 172-41.00E, 30-56.00N 180-00.00W, 31-11.00N 175-00.00W, 31-17.00N 171-29.00W, 30-33.00N 161-15.00W, 29-37.00N 155-40.00W, 28-49.00N 151-35.00W, 26-53.00N 145-26.00W, 26-50.00N 145-28.00W, 24-03.00N 154-32.00W, 23-46.00N 156-11.00W, 24-52.00N 159-19.00W, 27-38.00N 167-49.00W, 29-25.00N 175-00.00W, 29-45.00N 176-35.00W, 29-49.00N 180-00.00W, 29-41.00N 176-14.00E, 29-13.00N 170-10.00E, 28-28.00N 164-59.00E, 26-39.00N 156-15.00E, 23-28.00N 144-48.00E. 2. CANCEL HYDROPAC 2749/26. 3. CANCEL THIS MSG 041933Z OCT 26.
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.
- Space debris
- An area where parts of a spacecraft or rocket stage are expected to come down at sea, from a launch or a planned re-entry.
- 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.
- HYDROPAC
- The U.S. long-range warning series for the Pacific outside NAVAREA XII and for the Indian Ocean, Persian Gulf 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 · missile & rocket hazards
4 within 180 nm since 2026 · 4 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.
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
- Space debrisMissiles · 0 nm
Worldwide in the collected sources
4 missile & rocket hazards listed in force · see all
Record snapshot 2026-09-24 11:27Z; 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.