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The VDU patches below will update certified libraries on Edition 55 to 39/24.

* 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.

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South Carolina To Massachusetts Approaches      Coastal Libraries      General Libraries       Chesapeake Bay Harbors      Northeast Harbors Harbors      North & South Carolina 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 NtM
date
A1707300 Cape Cod Bay, Massachusetts   Edition 55
       847.4 KB
  Windows
       82.9 KB
N/A -
A1707330 Nantucket Sound and Approaches, Massachusetts   Edition 55
       1.7 MB
  Windows
       1.2 KB
N/A -
A1707420 Providence and Vicinity, Rhode Island   Edition 55
       3.5 MB
  Windows
       495.1 KB
N/A -
A1707500 Block Island Sound, Rhode Island   Edition 55
       2.4 MB
  Windows
       354.2 KB
N/A -
A1707550 Long Island Sound Eastern Part, Connecticut and New York   Edition 55
       1.3 MB
  Windows
       983 Bytes
N/A -
A1707640 Approaches to New York Harbor, New York   Edition 55
       4.1 MB
  Windows
       508.3 KB
N/A -
A1708020 Approaches to Atlantic City, New Jersey   Edition 55
       2.4 MB
  Windows
       1.6 KB
N/A -
A1708130 Delaware Bay to Philadelphia, Delaware-Pennsylvania-New Jersey   Edition 55
       7.4 MB
  Windows
       1.0 MB
N/A -
A1708170 Fenwick Island to Chincoteague Inlet, Delaware-Maryland-Virginia   Edition 55
       1.6 MB
  Windows
       153.6 KB
N/A -
A1708175 Chincoteague Inlet to Great Machipongo Inlet, Virginia   Edition 55
       1.4 MB
  Windows
       153.4 KB
N/A -
A1708200 Head of Chesapeake Bay, Maryland   Edition 55
       1.8 MB
  Windows
       876 Bytes
N/A -
A1708225 Eastern Bay-South River-Chester River, Maryland   Edition 55
       4.5 MB
  Windows
       436.5 KB
N/A -
A1708226 Choptank River (Cambridge to Greensboro), Maryland   Edition 55
       3.0 MB
  Windows
       402.3 KB
N/A -
A1708227 Patuxent River and Vicinity, Maryland   Edition 55
       1.7 MB
  Windows
       722 Bytes
N/A -
A1708230 Potomac River, Maryland and Virginia   Edition 55
       5.0 MB
  Windows
       1.3 KB
N/A -
A1708242 Tangier Sound to Nanticoke River, Maryland   Edition 55
       4.5 MB
  Windows
       369.4 KB
N/A -
A1708243 Wolf Trap to Tangier Sound, Maryland and Virginia   Edition 55
       3.7 MB
  Windows
       1.1 KB
N/A -
A1708250 Rappahannock River Entrance, Virginia   Edition 55
       1.9 MB
  Windows
       703 Bytes
N/A -
A1708260 York River, Virginia   Edition 55
       4.5 MB
  Windows
       1,016 Bytes
N/A -
A1708280 Approaches to Norfolk (North), Virginia   Edition 55
       2.1 MB
  Windows
       254.0 KB
N/A -
A1708281 Approaches to Norfolk (South), Virginia   Edition 55
       1.5 MB
  Windows
       183.0 KB
N/A -
A1708320 James River (Newport News to Jordan Point), Virginia   Edition 55
       3.6 MB
  Windows
       983 Bytes
N/A -
A1708375 Currituck Beach Light to Wimble Shoals, North Carolina   Edition 55
       1.9 MB
  Windows
       245.8 KB
N/A -
A1708390 Cape Hatteras/Pamlico Sound, North Carolina   Edition 55
       3.4 MB
  Windows
       368.6 KB
N/A -
A1708430 Cape Lookout to Beaufort, North Carolina   Edition 55
       2.3 MB
  Windows
       284.8 KB
N/A -
A1708470 New River Inlet to Cape Fear, North Carolina   Edition 55
       2.3 MB
  Windows
       1.6 KB
N/A -
A1708490 Little River Inlet/Winyah Bay, South Carolina   Edition 55
       1.6 MB
  Windows
       1.2 KB
N/A -
COA17A United States East Coast, Charleston to Cape May   Edition 55
       1.8 MB
  Windows
       253.1 KB
N/A -
COA17B Bermuda Operating Areas N/A   Windows
       293 Bytes
N/A -
COA17C United States East Coast, Hereford Inlet to Cape Cod   Edition 55
       2.7 MB
  Windows
       252.2 KB
N/A -
COA17D Chesapeake Bay   Edition 55
       2.3 MB
  Windows
       201.4 KB
N/A -
GEN17A United States East Coast, Cape Romain to Cape Cod N/A   Windows
       146.1 KB
N/A -
GEN17B Western North Atlantic N/A   Windows
       1.0 KB
N/A -
H1707290 Wellfleet-Barnstable-Provincetown, Massachusetts   Edition 55
       1.1 MB
  Windows
       983 Bytes
N/A -
H1707300 Chatham Harbor and Pleasant Bay, Massachusetts   Edition 55
       782.6 KB
  Windows
       582 Bytes
N/A -
H1707330 Nantucket Sound, Massachusetts   Edition 55
       1.8 MB
  Windows
       1.6 KB
N/A -
H1707350 Martha's Vineyard, Massachusetts   Edition 55
       1.3 MB
  Windows
       1.4 KB
N/A -
H1707360 Buzzards Bay to Cape Cod Canal, Massachusetts   Edition 55
       4.6 MB
  Windows
       530.5 KB
N/A -
H1707420 Providence and Narragansett Bay, Rhode Island   Edition 55
       5.3 MB
  Windows
       1.1 KB
N/A -
H1707500 New London Harbor, Connecticut   Edition 55
       3.1 MB
  Windows
       876 Bytes
N/A -
H1707520 Essex, Connecticut   Edition 55
       2.5 MB
  Windows
       313.7 KB
N/A -
H1707550 New Haven and Vicinity, Connecticut   Edition 55
       2.1 MB
  Windows
       1.1 KB
N/A -
H1707560 Port Jefferson, New York   Edition 55
       886.4 KB
  Windows
       923 Bytes
N/A -
H1707570 Bridgeport, Connecticut   Edition 55
       4.6 MB
  Windows
       737.6 KB
N/A -
H1707640 New York City, New York   Edition 55
       2.4 MB
  Windows
       647.5 KB
N/A -
H1707680 Kingston, New York   Edition 55
       3.2 MB
  Windows
       520.7 KB
N/A -
H1707750 Edgewater, New York   Edition 55
       580.0 KB
  Windows
       563 Bytes
N/A -
H1707810 Jersey City, New Jersey   Edition 55
       1.3 MB
  Windows
       343.3 KB
N/A -
H1707960 Perth Amboy, New Jersey   Edition 55
       3.5 MB
  Windows
       688.5 KB
N/A -
H1707965 Navesink and Shrewsbury River, New Jersey   Edition 55
       774.6 KB
  Windows
       563 Bytes
N/A -
H1708020 Atlantic City (Absecon Inlet), New Jersey   Edition 55
       258.5 KB
  Windows
       423 Bytes
N/A -
H1708130 Philadelphia and Camden Waterfronts, Pennsylvania and New Jersey   Edition 55
       1.0 MB
  Windows
       964.9 KB
N/A -
H1708131 Cape Henlopen to Indian River Inlet, Delaware   Edition 55
       1.3 MB
  Windows
       170.1 KB
N/A -
H1708160 Delaware River (Philadelphia-Trenton), Pennsylvania and New Jersey   Edition 55
       1,000.6 KB
  Windows
       185.1 KB
N/A -
H1708165 Chesapeake and Delaware Canal, Delaware and Maryland   Edition 55
       1.7 MB
  Windows
       325.8 KB
N/A -
H1708170 Ocean City Inlet, Maryland   Edition 55
       300.4 KB
  Windows
       423 Bytes
N/A -
H1708175 Chincoteague Inlet, Virginia   Edition 55
       343.1 KB
  Windows
       76.7 KB
N/A -
H1708210 Baltimore Harbor, Maryland   Edition 55
       1.5 MB
  Windows
       327.3 KB
N/A -
H1708215 Rock Hall Harbor and Swan Creek, Maryland   Edition 55
       265.8 KB
  Windows
       530 Bytes
N/A -
H1708222 Selby Bay, Maryland   Edition 55
       179.3 KB
  Windows
       530 Bytes
N/A -
H1708225 Annapolis, Maryland   Edition 55
       1.7 MB
  Windows
       279.8 KB
N/A -
H1708226 Cambridge, Maryland   Edition 55
       142.0 KB
  Windows
       404 Bytes
N/A -
H1708227 Patuxent River and Solomon's Island, Maryland   Edition 55
       760.2 KB
  Windows
       423 Bytes
N/A -
H1708230 Washington Harbor; Washington, District of Columbia   Edition 55
       329.3 KB
  Windows
       563 Bytes
N/A -
H1708235 Dahlgren and Vicinity, Virginia   Edition 55
       460.9 KB
  Windows
       563 Bytes
N/A -
H1708250 York River, Virginia   Edition 55
       1.2 MB
  Windows
       226.8 KB
N/A -
H1708280 Norfolk and Little Creek Harbors, Virginia   Edition 55
       4.8 MB
  Windows
       735.4 KB
N/A -
H1708310 Back River, Virginia   Edition 55
       255.6 KB
  Windows
       563 Bytes
N/A -
H1708311 College Creek, Virginia   Edition 55
       308.4 KB
  Windows
       563 Bytes
N/A -
H1708320 James River (Jordan Point to Richmond), Virginia   Edition 55
       1.4 MB
  Windows
       843 Bytes
N/A -
H1708390 Pamlico River, North Carolina   Edition 55
       1.3 MB
  Windows
       1.1 KB
N/A -
H1708430 Morehead City, North Carolina   Edition 55
       4.7 MB
  Windows
       600.8 KB
N/A -
H1708450 Jacksonville, North Carolina   Edition 55
       1.8 MB
  Windows
       266.8 KB
N/A -
H1708470 Cape Fear/Wilmington, North Carolina   Edition 55
       2.1 MB
  Windows
       299.7 KB
N/A -
H1708490 Winyah Bay (Georgetown), South Carolina   Edition 55
       1.5 MB
  Windows
       181.7 KB
N/A -