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The VDU patches below will update certified libraries on Edition 31 to 35/22.

* 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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General 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
GEN13A West Coast of United States-Hawaiian Islands, United States   Edition 31
       4.7 MB
  Windows
       1.1 MB
N/A -
GEN13B West Coast of Mexico-Hawaiian Islands, United States N/A   Windows
       302.9 KB
N/A -
GEN13C Pacific Ocean-Hawaiian Islands, United States   Edition 31
       4.7 MB
  Windows
       473.6 KB
N/A -
GEN13D Pacific Ocean   Edition 31
       296.1 KB
  Windows
       1.0 KB
N/A -