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The VDU patches below will update certified libraries on Edition 21 to 11/24.

* 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.

Images
England Northern Ireland & Scotland Approaches      England Wales Northern France Approaches      Coastal Libraries      General Libraries       England Wales & Northern Ireland Harbors      English Channel & Northern France Harbors      Scotland Harbors     

 

*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    N/A NtM
date
A2031470 Thames River, England N/A   Windows
       197.3 KB
N/A -
A2031530 Harwich, England N/A   Windows
       169.9 KB
N/A -
A2031660 Hull, England N/A   Windows
       1.1 MB
N/A -
A2031765 Tyne, England N/A   Windows
       118.7 KB
N/A -
A2031980 Firth of Forth, Scotland N/A   Windows
       429.4 KB
N/A -
A2032170 Approaches to Dundee, Scotland N/A   Windows
       67.6 KB
N/A -
A2032220 Aberdeen, Scotland N/A   Windows
       97.0 KB
N/A -
A2032350 Invergordon, Scotland N/A   Windows
       104.8 KB
N/A -
A2032600 Lerwick, Shetland Islands, Scotland N/A   Windows
       580.3 KB
N/A -
A2032790 Scotland; Southwest Coast N/A   Windows
       327.7 KB
N/A -
A2032830 Aultbea, Scotland N/A   Windows
       186.1 KB
N/A -
A2032920 Broadford Bay, Scotland N/A   Windows
       798 Bytes
N/A -
A2033090 Mallaig, Scotland N/A   Windows
       178.1 KB
N/A -
A2033490 Approach to Glasgow, Scotland N/A   Windows
       266.6 KB
N/A -
A2033770 Approach to Belfast, Northern Ireland N/A   Windows
       1.3 KB
N/A -
A2034480 Dublin, Ireland N/A   Windows
       36.1 KB
N/A -
A2034600 Approach to Maryport and Silloch, United Kingdom N/A   Windows
       122.0 KB
N/A -
A2034690 Liverpool, England N/A   Windows
       138.8 KB
N/A -
A2034850 Fishgard, Wales N/A   Windows
       1.2 KB
N/A -
A2034880 Milford Haven, Wales N/A   Windows
       105.6 KB
N/A -
A2035070 Bristol Channel, England N/A   Windows
       332.0 KB
N/A -
A2035290 Approaches to Falmouth, England N/A   Windows
       202.5 KB
N/A -
A2035370 Plymouth, England N/A   Windows
       169.7 KB
N/A -
A2035450 Portland Harbor, England N/A   Windows
       182.8 KB
N/A -
A2035600 Portsmouth, England N/A   Windows
       176.0 KB
N/A -
A2035710 Dover Harbor, England N/A   Windows
       219.2 KB
N/A -
A2035730 Dunkerque, France N/A   Windows
       164.5 KB
N/A -
A2035810 Dieppe, France N/A   Windows
       204.0 KB
N/A -
A2035840 Le Havre, France N/A   Windows
       168.9 KB
N/A -
A2036130 Saint Malo, France N/A   Windows
       243.7 KB
N/A -
A2036460 Approaches to Brest, France N/A   Windows
       630 Bytes
N/A -
COA20A English Channel - Western Part N/A   Windows
       964.6 KB
N/A -
COA20B English Channel - Central Part N/A   Windows
       1.5 MB
N/A -
COA20C English Channel - Eastern Part N/A   Windows
       774.2 KB
N/A -
COA20D Strait of Dover; North Sea N/A   Windows
       415.8 KB
N/A -
COA20E North Sea; England, Scotland N/A   Windows
       175.3 KB
N/A -
COA20F North Sea; Scotland N/A   Windows
       231.7 KB
N/A -
COA20G Shetland Islands, Scotland N/A   Windows
       135.9 KB
N/A -
COA20H Faroe Islands, Denmark N/A   Windows
       444 Bytes
N/A -
COA20I Scotland, North Channel N/A   Windows
       1.5 MB
N/A -
COA20J Irish Sea N/A   Windows
       1.6 MB
N/A -
COA20K North Sea, Norwegian Sea N/A   Windows
       69.0 KB
N/A -
GEN20A Norwegian Sea; Greenland Sea N/A   Windows
       1.1 KB
N/A -
GEN20B British Isles N/A   Windows
       459.9 KB
N/A -
H2031310 Oostende, Belgium N/A   Windows
       42.4 KB
N/A -
H2031320 Nieuwpoort, Belgium N/A   Windows
       25.2 KB
N/A -
H2031370 Thames River - Sea Reach, England N/A   Windows
       107.1 KB
N/A -
H2031390 Thames River, River Medway, England N/A   Windows
       305.3 KB
N/A -
H2031430 Thames River - Canvey Island To Crayford Ness, England N/A   Windows
       166.7 KB
N/A -
H2031470 Thames River, England N/A   Windows
       765.2 KB
N/A -
H2031530 Harwich, Felixtowe, and Ipswich, England N/A   Windows
       147.0 KB
N/A -
H2031640 Grimsby, England N/A   Windows
       97.2 KB
N/A -
H2031650 Immingham, England N/A   Windows
       49.1 KB
N/A -
H2031660 Kingston Upon Hull, England N/A   Windows
       70.5 KB
N/A -
H2031720 Teesport, England N/A   Windows
       199.5 KB
N/A -
H2031765 River Tyne, England N/A   Windows
       116.9 KB
N/A -
H2031980 Rosyth Dockyard, Scotland N/A   Windows
       1.1 MB
N/A -
H2032170 Dundee, Scotland N/A   Windows
       106.8 KB
N/A -
H2032220 Aberdeen, Scotland N/A   Windows
       64.5 KB
N/A -
H2032350 Invergordon, Scotland N/A   Windows
       97.4 KB
N/A -
H2032830 Aultbea, Scotland N/A   Windows
       83.7 KB
N/A -
H2032920 Broadford Bay, Scotland N/A   Windows
       798 Bytes
N/A -
H2033190 Corpach, Scotland N/A   Windows
       247.4 KB
N/A -
H2033250 Oban, Scotland N/A   Windows
       274.2 KB
N/A -
H2033420 Faslane, Scotland N/A   Windows
       1.3 MB
N/A -
H2033490 Glasgow, Scotland N/A   Windows
       116.8 KB
N/A -
H2033500 Largs, Scotland N/A   Windows
       147.7 KB
N/A -
H2033770 Belfast, Northern Ireland N/A   Windows
       542.6 KB
N/A -
H2034590 Silloth Docks, England N/A   Windows
       443 Bytes
N/A -
H2034600 Maryport, England N/A   Windows
       550 Bytes
N/A -
H2034690 Liverpool, England N/A   Windows
       158.1 KB
N/A -
H2034850 Fishgard, Wales N/A   Windows
       88.9 KB
N/A -
H2035010 Cardiff, England N/A   Windows
       99.3 KB
N/A -
H2035015 Newport, England N/A   Windows
       141.9 KB
N/A -
H2035070 Bristol, England N/A   Windows
       259.7 KB
N/A -
H2035290 Falmouth, England N/A   Windows
       333.8 KB
N/A -
H2035370 Plymouth, England N/A   Windows
       1.2 MB
N/A -
H2035390 Dartmouth Harbor, England N/A   Windows
       190.9 KB
N/A -
H2035400 Brixham and Tor Bay, England N/A   Windows
       296.5 KB
N/A -
H2035450 Portland Harbor, England N/A   Windows
       123.6 KB
N/A -
H2035480 Poole Harbor and Approaches, England N/A   Windows
       110.4 KB
N/A -
H2035580 Southampton, England N/A   Windows
       347.4 KB
N/A -
H2035600 Portsmouth Harbor, England N/A   Windows
       622.4 KB
N/A -
H2035710 Dover Harbor, England N/A   Windows
       185.1 KB
N/A -
H2035730 Dunkerque, France N/A   Windows
       295.2 KB
N/A -
H2035760 Boulogne, France N/A   Windows
       630 Bytes
N/A -
H2035810 Port De Dieppe, France N/A   Windows
       462 Bytes
N/A -
H2035840 Le Havre, France N/A   Windows
       196.3 KB
N/A -
H2035850 Rouen, France N/A   Windows
       1.6 KB
N/A -
H2035880 Caen, France N/A   Windows
       282.3 KB
N/A -
H2035950 Cherbourg, France N/A   Windows
       1.2 KB
N/A -
H2036460 Brest, France N/A   Windows
       164.0 KB
N/A -