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The VDU patches below will update certified libraries on Edition 30 to 01/25.

* To download individual libraries or patches, right-click on the link and choose 'Save Target As' (for IE) or 'Save Link As' (for Netscape). To download multiple files at once, use the checkboxes to select the files, and click the 'Download' button at the bottom of the list. Once the files have been downloaded, the user must use Winzip 9.0 or earlier editions to extract from the .zip files.

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CoastalĀ Libraries     

 

*Rows highlighted below in this color are cancelled libraries since the latest New Edition.*
*Rows highlighted below in this color are new libraries available with the latest New Edition.*

IMPORTANT: As of 15 November 2021, NGA's Maritime Safety Office no longer supports DNC VDU UNIX patches. If you have questions or concerns please contact NGA via the Maritime Quality Feedback System (MQFS)

Number Name Download
full library
Download VDU Patch
(Windows)
Download VDU Patch 
(Unix)
Cancelled or
New Libraries
     N/A NtM
date
COA12A West Coast of Japan N/A   Windows
       1.1 MB
N/A -
COA12B East Coast of Japan N/A   Windows
       1.8 MB
N/A -
COA12C South Coast of Japan N/A   Windows
       3.3 MB
N/A -
COA12D North Coast of New Guinea N/A   Windows
       36.0 KB
N/A -
COA12E Palau Islands N/A   Windows
       534.1 KB
N/A -
COA12F Guam and Saipan, Mariana Islands (United States)   Edition 30
       487.1 KB
  Windows
       426.1 KB
N/A -
COA12G Caroline Islands N/A   Windows
       819.6 KB
N/A -
COA12H Pakin Atoll N/A   Windows
       189.8 KB
N/A -
COA12I Enewetak Atoll, Marshall Islands N/A   Windows
       200.8 KB
N/A -
COA12J Bikini Atoll, Marshall Islands N/A   Windows
       149.8 KB
N/A -
COA12K Rongelap Atoll, Marshall Islands N/A   Windows
       181.1 KB
N/A -
COA12L Wotho Atoll, Marshall Islands N/A   Windows
       59.0 KB
N/A -
COA12M Ujae Atoll, Marshall Islands N/A   Windows
       21.0 KB
N/A -
COA12N Kwajalein Atoll, Marshall Islands N/A   Windows
       414.9 KB
N/A -
COA12O Lib, Marshall Islands N/A   Windows
       10.3 KB
N/A -
COA12P Namu Atoll, Marshall Islands N/A   Windows
       92.0 KB
N/A -
COA12Q Ailinglapalap Atoll, Marshall Islands N/A   Windows
       207.5 KB
N/A -
COA12R Namorik Atoll, Marshall Islands N/A   Windows
       16.2 KB
N/A -
COA12S Jaluit Atoll, Marshall Islands N/A   Windows
       260.6 KB
N/A -
COA12T Maloelap and Aur Atolls, Marshall Islands N/A   Windows
       246.5 KB
N/A -
COA12U Arno Atoll, Marshall Islands N/A   Windows
       139.2 KB
N/A -
COA12V Minami-Io Jima, Japan N/A   Windows
       500 Bytes
N/A -