Obstructions reported at 25-58.42N 051-35.40E and 26-10.67N 051-53.03E in Persian Gulf off Qatar; 500 meter berth requested; cancels warning 3478/23.
Persian Gulf · HYDROPAC 3499/23
What this record establishes
Cancelled notice · 2026-08-14 18:10Z
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 broadcast-warn JSON (archive, frozen 2024-05) · NAVAREA IX 412/23 061710Z NOV 23.. Issued 2023-11-06 17:41Z. First collected 2026-08-17 13:41Z; last seen in collection 2026-08-17 15:50Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- Persian Gulf. The parsed report position is 26.076, 51.737. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Obstructions reported in vicinity: a. 25-58.42N 051-35.40Ecancelled by this 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 3478/232023-11-03 · Archived notice
- HYDROPAC 3499/23 · this notice2023-11-06 · Cancelled notice
- HYDROPAC 3417/242024-11-01 · Cancelled notice
- issued
- 2023-11-06 17:41Z
- status
- Cancelled notice
- authority
- NAVAREA IX 412/23 061710Z NOV 23.
- NAVAREA
- NAVAREA IX · named as the source of this relay
- sea
- Persian Gulf
- position
- 26.076, 51.737
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:41Z
Original warning text
PERSIAN GULF. QATAR. DNC 10. 1. OBSTRUCTIONS REPORTED IN VICINITY: A. 25-58.42N 051-35.40E. B. 26-10.67N 051-53.03E. 500 METER BERTH REQUESTED. 2. CANCEL HYDROPAC 3478/23.
Reading this warning
- DNC (Digital Nautical Chart)
- A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
- Submerged obstruction
- Something on or near the seabed that could damage a ship, an anchor or fishing gear — its nature often unknown.
- 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.
- Wide berth requested
- Keep well clear — or, when a distance is given ("TWO MILE BERTH REQUESTED"), at least that far away.
- 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.
Collected reports in this area · wrecks & obstructions
64 within 180 nm since 1995 · 1 in the last 12 months · 3 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.
- 12.9 meter depths reported in borouge channel 24-09.00N 052-45.20E2026-02-16
- Foul ground, anchor with 2.5 shackle chain reported in 25-07.69N 052-53.09E2025-02-07
- Dangerous wreck, least depth 19 meters in 26-26.22N 051-36.64E2024-11-01
- Dangerous wreck in 25-35.02N 054-51.15E2024-09-16
- Partially submerged wreck in vicinity 25-11.64N 054-10.12E2024-02-19
- Dangerous wreck in 26-36.25N 050-27.95E2023-11-06
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
- Pipeline operations 18 sep until further notice by barge mc dermott in area bound by 25-59.10N 051-36.60E,…Cable ops · 6.7 nm
- Survey operations in progress until further notice by M/V halul 41 in area bound by 26-23.34N 051-47.10E,…Surveys · 10 nm
- Survey operations 18 sep until further notice by M/V fugro resilience in area bound by 26-33.31N 051-04.86E,…Surveys · 16.5 nm
- Pipeline operations 10 aug thru 10 nov by vessel barge derrick barge 30 in area bound by 26-31.70N…Cable ops · 28 nm
- Mooring buoy established in 26-38.47N 051-55.82ENav aids · 35.5 nm
- Bh jacket light fl(r) 4 sec temporarily established in 26-38.41N 051-56.90ENav aids · 35.7 nm
- Wave rider buoy, fl 5 y 10 sec, temporarily established in 26-39.57N 051-57.22ENav aids · 36.9 nm
- Underwater operations in progress until further notice by M/V HYSY289 in area bound by 26-41.99N 051-53.26E,…Surveys · 37.1 nm
- Foul ground, anchor with 2.5 shackle chain reported in 25-07.69N 052-53.09EWrecks · 84.3 nm
- RACON at dalma buoy 24-32.51N 052-27.85E inoperativeNav aids · 100.2 nm
- Zaqqum buoy in 25-06.56N 053-25.06ENav aids · 107.9 nm
Worldwide in the collected sources
40 wrecks & obstructions listed in force · see all
Record snapshot 2026-10-01 07:34Z; source collection times vary.
Wrecks
Dangerous wrecks, shoals and submerged obstructions. All current wrecks & obstructions →
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.