National warning service · Bahrain

Middle East Navigation Aids Service

Recorded as: MENAS

The service that maintains lights and buoys in the Gulf and reports those out of order.

National warning services and NAVAREA coordinators collect reports of dangers in their waters — from hydrographic surveys, navies, ports and ships — and broadcast them as numbered navigational warnings, some ocean-wide and some coastal.

What the archive holds

298 messages in this archive record MENAS as their authority, issued from 1999-06-07 to 2009-09-29. None of them is in force in the latest lists we collected.

Other accounts for 81 of 298 recorded messages (27%), the largest warning type group in this selection.

Attributed to NAVAREAs, they fall mostly in NAVAREA IX (7), NAVAREA VIII (4) and NAVAREA XI (4).

Located messages lie in 3 sea areas, most often Persian Gulf, Gulf of Oman and South China Sea.

The largest yearly count is 2000, with 50 messages.

Across all years its messages are issued most often in April and least often in December.

They reached this archive through HYDROPAC (298).

Messages by year of issue

'99
'00
'01
'02
'03
'04
'05
'06
'07
'08
'09

By month of issue, all years

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Warning types

Where

NAVAREA IX 7 · NAVAREA VIII 4 · NAVAREA XI 4 · NAVAREA XIV 3

Most recently issued

  1. HYDROPAC 1744/09 · Other2009-09-28
    Cancel HYDROPAC 1656/09 and this msg, operations completed
  2. HYDROPAC 1656/09 · Cable ops · Persian Gulf2009-09-14
    Seismic survey in progress until further notice by M/V shamrock constructor in area bound by 26-37-14N…
  3. HYDROPAC 1655/09 · Cable ops · Persian Gulf2009-09-14
    Seismic survey in progress until further notice by M/V orion towing eight 7400 meter cables in area bound by…
  4. HYDROPAC 2069/08 · Nav aids · Persian Gulf2008-10-23
    Nga chart 62392 (7TH ed)
  5. HYDROPAC 1654/08 · Surveys · Persian Gulf2008-08-26
    Underwater operations in progress until further notice by M/V cyrus II within two miles of 24-43.3N 052-54.3E
  6. HYDROPAC 1653/08 · Other2008-08-26
    Cancel HYDROPAC 772/08 and this msg, operations completed
  7. HYDROPAC 1138/08 · Cable ops · Persian Gulf2008-06-17
    Seismic survey in progress until further notice by M/V orion towing eight 6000 meter cables in area bound by…
  8. HYDROPAC 772/08 · Surveys · Persian Gulf2008-04-24
    Underwater operations in progress until further notice by vessels within two miles of 24-49.25N 052-53.27E

Earliest in the archive

  1. HYDROPAC 502/99 · Incidents · Persian Gulf1999-06-07
    F/V dhow sinking vicinity 26-30.2N 051-05.1E at 062200Z jun

Other national warning services in NAVAREA IX

Counts are messages recording this issuer as their authority, recounted 2026-09-24; see coverage for what is collected. Not for navigation.