Surveys

NAVAREA IV mobile offshore drilling units positions at 071300Z sep: a. 27-10.40N 090-21.90W

Caribbean Sea · NAVAREA IV 906/22

What this record establishes

Archived notice · 2022-09-07 15:28Z

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) · SFH 0/22 071406Z SEP 22.. Issued 2022-09-07 14:16Z. 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
Caribbean Sea. The parsed report position is 21.987, -83.757. 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

Current notices and reporting history in the Caribbean Sea →

issued
2022-09-07 14:16Z
status
Archived notice
authority
SFH 0/22 071406Z SEP 22.
NAVAREA
NAVAREA IV
issued by
SFH
sea
Caribbean Sea
position
21.987, -83.757
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

1. NAVAREA IV MOBILE OFFSHORE DRILLING UNITS
   POSITIONS AT 071300Z SEP:
   A. 27-10.40N 090-21.90W.
   B. 18-54.90N 093-21.80W.
   C. 27-22.00N 094-28.10W.
   D. 18-49.80N 091-50.50W.
   E. 19-15.90N 092-26.20W.
   F. 27-19.00N 090-06.60W.
   G. 28-32.40N 089-10.70W.
   H. 27-22.20N 090-08.70W.
   I. 28-12.20N 089-10.00W.
   J. 27-58.60N 089-30.30W.
   K. 28-36.40N 087-59.40W.
   L. 28-01.90N 089-01.10W.
   M. 11-33.10N 073-34.50W.
   N. 27-46.90N 092-44.40W.
   O. 29-18.00N 089-03.00W.
   P. 19-36.10N 092-31.70W.
   Q. 18-30.50N 093-26.50W.
   R. 18-29.10N 093-21.60W.
   S. 18-42.70N 093-22.50W.
   T. 19-36.00N 090-58.10W.
   U. 19-36.00N 090-58.00W.
   V. 28-57.00N 088-38.20W.
   W. 28-12.10N 089-13.00W.
   X. 26-09.40N 094-56.10W.
   Y. 27-33.80N 092-25.00W.
   Z. 27-23.10N 094-28.10W.
   AA. 27-33.90N 092-25.00W.
   AB. 28-10.00N 088-28.70W.
   AC. 18-52.90N 091-45.70W.
   AD. 08-00.00N 057-00.00W.
   AE. 08-00.60N 056-54.80W.
   AF. 27-11.30N 090-16.10W.
   AG. 10-14.40N 060-08.00W.
   AH. 07-23.00N 056-00.70W.
   AI. 07-59.20N 056-05.40W.
   AJ. 28-12.40N 088-46.40W.
   AK. 28-06.20N 090-12.10W.
   AL. 26-55.80N 090-31.20W.
   AM. 18-28.80N 093-27.60W.
   AN. 08-03.20N 056-56.80W.
   AO. 08-00.10N 056-42.80W.
   AP. 27-56.40N 089-59.50W.
   AQ. 07-44.60N 056-09.80W.
   AR. 26-12.20N 094-44.60W.
   AS. 10-15.50N 060-32.90W.
   AT. 08-14.70N 057-00.10W.
   AU. 27-32.20N 090-10.00W.
   AV. 08-06.50N 056-56.50W.
   AW. 28-25.80N 088-17.00W.
   AX. 27-09.30N 090-18.50W.
   AY. 18-30.10N 093-31.40W.
   AZ. 28-09.40N 089-13.00W.
   BA. 18-26.70N 094-08.20W.
   BB. 18-20.40N 093-53.60W.
   BC. 28-22.00N 091-27.70W.
   BD. 28-18.00N 088-11.00W.
   BE. 28-15.10N 088-46.50W.
   BF. 28-51.10N 090-06.60W.
   BG. 27-56.40N 090-53.50W.
   BH. 07-42.20N 056-44.90W.
   BI. 07-46.60N 056-28.80W.
   BJ. 28-11.40N 088-29.70W.
   BK. 27-23.90N 094-42.20W.
   BL. 26-04.90N 092-02.20W.
   BM. 10-07.20N 061-58.70W.
   BN. 50-10.00N 061-49.80W.
   BO. 27-13.40N 090-00.80W.
   BP. 19-43.10N 092-20.00W.
   BQ. 19-35.40N 092-13.20W.
   BR. 28-10.70N 088-51.20W.
2. TO REPORT A MOBILE OFFSHORE DRILLING UNIT AS
   PER IMO RESOLUTION A.1023(26), PARAGRAPH 11.5.1,
   CONTACT NAVSAFETY@NGA.MIL SUBJ: MODU REPORT.
3. CANCEL NAVAREA IV 880/22.

Reading this warning

NAVAREA
One of the 21 ocean areas of the World-Wide Navigational Warning Service, each with a coordinator that broadcasts long-range warnings.
Drilling rig / MODU
A mobile offshore drilling unit — jack-up, semi-submersible or drillship — has moved into position, with anchors and a safety zone around it.
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.
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.

All warning terms →

Collected reports in this area · survey operations

151 within 180 nm since 2002 · 5 in the last 12 months · 1 listed in force now

02
05
10
15
20
25
26

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

J
F
M
A
M
J
J
A
S
O
N
D

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

Worldwide in the collected sources

56 survey operations listed in force · see all

Record snapshot 2026-10-03 13:13Z; source collection times vary.

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →

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.