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Region	Select ... DNCDX001 - South Atlantic Ocean - to NtM DNCDX002 - East Africa - to NtM DNCDX003 - Indian Ocean - to NtM DNCDX004 - Western Australia - to NtM DNCDX005 - Eastern Australia - to NtM DNCDX006 - South Pacific Ocean - to NtM DNCDX007 - South America - to NtM DNCDX008 - Southern Europe - to NtM DNCDX009 - Central Mediterranean - to NtM DNCDX010 - Middle East - to NtM DNCDX011 - South China Sea - to NtM DNCDX012 - Japan/North Pacific - to NtM DNCDX013 - North America West - to NtM DNCDX014 - Central America/Caribbean Sea - to NtM DNCDX015 - Gulf of Mexico/Straits of Florida - to NtM DNCDX016 - Bahamas/Bermuda - to NtM DNCDX017 - Eastern United States - to NtM DNCDX018 - Northeastern United States/Canada - to NtM DNCDX019 - Greenland/Iceland/United Kingdom - to NtM DNCDX020 - United Kingdom - to NtM DNCDX021 - Norway - to NtM DNCDX022 - Barents Sea - to NtM DNCDX023 - Northern Asia - to NtM DNCDX024 - Sea of Okhotsk - to NtM DNCDX025 - Gulf of Alaska - to NtM DNCDX026 - British Columbia - to NtM DNCDX027 - Arctic Ocean - to NtM DNCDX028 - Canada - to NtM DNCDX029 - Antarctica - to NtM

All Libraries return to region

The VDU patches below will update certified libraries on Edition 30 to 36/23.

* 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

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*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
A1256340	Bikini Atoll, Marshall Islands	N/A	Windows        859 Bytes	N/A	-
A1256349	Ujelang Atoll, Marshall Islands	N/A	Windows        513 Bytes	N/A	-
A1256363	Lae Atoll, Marshall Islands	N/A	Windows        363 Bytes	N/A	-
A1256366	Rongerik Atoll, Marshall Islands	N/A	Windows        480 Bytes	N/A	-
A1256367	Rongelap Atoll, Marshall Islands	N/A	Windows        579 Bytes	N/A	-
A1256368	Ailinginae Atoll and Mogiri Pass, Marshall Islands	N/A	Windows        480 Bytes	N/A	-
A1256369	Roi Anchorage, Marshall Islands	N/A	Windows        546 Bytes	N/A	-
A1256370	Kwajalein Anchorage, Marshall Islands	N/A	Windows        420 Bytes	N/A	-
A1256371	Taongi Atoll, Marshall Islands	N/A	Windows        493 Bytes	N/A	-
A1256373	Bikar Atoll, Marshall Islands	N/A	Windows        344 Bytes	N/A	-
A1256381	Wotje Atoll, Marshall Islands	N/A	Windows        798 Bytes	N/A	-
A1256400	Majuro Atoll, Marshall Islands	N/A	Windows        458 Bytes	N/A	-
A1256422	Ebon Atoll, Marshall Islands	N/A	Windows        363 Bytes	N/A	-
A1256450	Tarawa Atoll, Kirabati	N/A	Windows        327.7 KB	N/A	-
A1256510	Farallon De Pajaros, Mariana Islands (United States)	N/A	Windows        14.1 KB	N/A	-
A1256512	Asuncion Island, Mariana Islands (United States)	Edition 30        93.2 KB	Windows        43.3 KB	N/A	-
A1256513	Agrihan, Mariana Islands (United States)	Edition 30        120.9 KB	Windows        363 Bytes	N/A	-
A1256515	Alamagan Island, Mariana Islands (United States)	Edition 30        92.4 KB	Windows        16.5 KB	N/A	-
A1256516	Guguan Island, Mariana Islands (United States)	Edition 30        75.7 KB	Windows        17.8 KB	N/A	-
A1256517	Sarigan Island, Mariana Islands (United States)	Edition 30        98.2 KB	Windows        13.8 KB	N/A	-
A1256518	Anatahan Island, Mariana Islands (United States)	Edition 30        97.7 KB	Windows        40.4 KB	N/A	-
A1256519	Farallon de Medinilla, Mariana Islands (United States)	N/A	Windows        108.1 KB	N/A	-
A1256520	Saipan, Mariana Islands (United States)	Edition 30        565.1 KB	Windows        89.6 KB	N/A	-
A1256540	Rota, Mariana Islands (United States)	Edition 30        264.5 KB	Windows        106.7 KB	N/A	-
A1256550	Approach to Apra Harbor, Guam (United States)	Edition 30        675.7 KB	Windows        574.6 KB	N/A	-
A1256570	Kosrae, Caroline Islands	N/A	Windows        130.4 KB	N/A	-
A1256583	Pingalap Atoll, Federated States of Micronesia	N/A	Windows        363 Bytes	N/A	-
A1256595	Mortlock Islands, Federated States of Micronesia	N/A	Windows        737 Bytes	N/A	-
A1256596	Nukuoro, Federated States of Micronesia	N/A	Windows        466 Bytes	N/A	-
A1256599	Lamotrek Atoll, Federated States of Micronesia	N/A	Windows        513 Bytes	N/A	-
A1256600	Moen, Federated States of Micronesia	N/A	Windows        953 Bytes	N/A	-
A1256601	Pulap Atoll, Federated States of Micronesia	N/A	Windows        401 Bytes	N/A	-
A1256602	Pulusuk, Federated States of Micronesia	N/A	Windows        40.5 KB	N/A	-
A1256606	Earipik Atoll, Federated States of Micronesia	N/A	Windows        433 Bytes	N/A	-
A1256609	Elato Atoll, Federated States of Micronesia	N/A	Windows        447 Bytes	N/A	-
A1256615	Ngulu Atoll, Federated States of Micronesia	N/A	Windows        784 Bytes	N/A	-
A1256623	Sorol Atoll, Federated States of Micronesia	N/A	Windows        344 Bytes	N/A	-
A1256630	Yap Islands, Federated States of Micronesia	N/A	Windows        831 Bytes	N/A	-
A1256660	Approaches to Malakal Harbor, Palau	N/A	Windows        981 Bytes	N/A	-
A1256662	Ngeaur (Angaur), Federated States of Micronesia	N/A	Windows        458 Bytes	N/A	-
A1256665	Sonsorol Islands, Federated States of Micronesia	N/A	Windows        382 Bytes	N/A	-
A1261320	Kesennuma Ko, Japan	N/A	Windows        755.1 KB	N/A	-
A1261350	Ishinomaki, Japan	N/A	Windows        499.8 KB	N/A	-
A1261355	Onahama Ko, Japan	N/A	Windows        283.9 KB	N/A	-
A1261357	Kashima Nada, Japan	N/A	Windows        263.6 KB	N/A	-
A1261380	Tokyo, Japan	N/A	Windows        2.3 MB	N/A	-
A1261400	Yokosuka, Japan	N/A	Windows        532.5 KB	N/A	-
A1261414	Misaki Ko to Shonan Ko, Japan	N/A	N/A	N/A	38/22
A1261417	Atami Ko; Ito Ko, Japan	N/A	Windows        192.2 KB	N/A	-
A1261420	Shimoda Ko, Japan	N/A	Windows        178.8 KB	N/A	-
A1261426	Hommura Hakuchi, Japan	N/A	Windows        97.9 KB	N/A	-
A1261428	Kaminato Ko, Japan	N/A	Windows        458 Bytes	N/A	-
A1261430	Yaene Ko, Japan	N/A	Windows        109.9 KB	N/A	-
A1261432	Borawazawa Hakuchi, Japan	N/A	Windows        420 Bytes	N/A	-
A1261435	Tori Shima, Japan	N/A	Windows        466 Bytes	N/A	-
A1261438	Nishino Shima, Japan	N/A	Windows        382 Bytes	N/A	-
A1261440	Chichi Jima Retto, Japan	N/A	Windows        532 Bytes	N/A	-
A1261441	Haha Jima and Approaches, Japan	N/A	Windows        598 Bytes	N/A	-
A1261442	Kita-Io Jima, Japan	N/A	Windows        382 Bytes	N/A	-
A1261444	Approaches to Shimoda Ko, Japan	N/A	Windows        752 Bytes	N/A	-
A1261460	Shimizu, Japan	N/A	Windows        515.1 KB	N/A	-
A1261465	Atsumi Wan, Japan	N/A	Windows        268.3 KB	N/A	-
A1261480	Ise Wan, Japan	N/A	Windows        567.1 KB	N/A	-
A1261500	Toba, Japan	N/A	Windows        967 Bytes	N/A	-
A1261515	Owase, Japan	N/A	Windows        392.3 KB	N/A	-
A1261520	Approaches to Kinomoto Ko, Japan	N/A	Windows        439 Bytes	N/A	-
A1261545	Wakayama, Japan	N/A	Windows        447.7 KB	N/A	-
A1261550	Osaka, Japan	N/A	Windows        270.2 KB	N/A	-
A1261560	Kobe, Japan	N/A	Windows        278.8 KB	N/A	-
A1261567	Himeji, Japan	N/A	Windows        419.5 KB	N/A	-
A1261650	Hiroshima Wan, Japan	N/A	Windows        787.0 KB	N/A	-
A1261662	Iwakuni, Japan	N/A	Windows        391.2 KB	N/A	-
A1261800	Maizuru Ko, Japan	N/A	Windows        224.5 KB	N/A	-
A1261810	Tsuruga Wan, Japan	N/A	Windows        612 Bytes	N/A	-
A1261860	Toyama, Japan	N/A	Windows        287.1 KB	N/A	-
A1261870	Nigata, Japan	N/A	Windows        169.8 KB	N/A	-
A1262030	Matsuyama, Japan	N/A	Windows        407.9 KB	N/A	-
A1262070	Kurushima-Kaikyo, Japan	N/A	Windows        2.0 MB	N/A	-
A1262110	Seto-Naikai, Japan	N/A	Windows        2.3 MB	N/A	-
A1262175	Saiki Wan, Japan	N/A	Windows        920 Bytes	N/A	-
A1262178	Yawatahama Ko, Japan	N/A	Windows        302.8 KB	N/A	-
COA12A	West Coast of Japan	N/A	Windows        942.8 KB	N/A	-
COA12B	East Coast of Japan	N/A	Windows        1.3 MB	N/A	-
COA12C	South Coast of Japan	N/A	Windows        3.0 MB	N/A	-
COA12D	North Coast of New Guinea	N/A	Windows        389 Bytes	N/A	-
COA12E	Palau Islands	N/A	Windows        593.1 KB	N/A	-
COA12F	Guam and Saipan, Mariana Islands (United States)	Edition 30        487.1 KB	Windows        435.3 KB	N/A	-
COA12G	Caroline Islands	N/A	Windows        769 Bytes	N/A	-
COA12H	Pakin Atoll	N/A	Windows        414 Bytes	N/A	-
COA12I	Enewetak Atoll, Marshall Islands	N/A	Windows        449 Bytes	N/A	-
COA12J	Bikini Atoll, Marshall Islands	N/A	Windows        474 Bytes	N/A	-
COA12K	Rongelap Atoll, Marshall Islands	N/A	Windows        339 Bytes	N/A	-
COA12L	Wotho Atoll, Marshall Islands	N/A	Windows        354 Bytes	N/A	-
COA12M	Ujae Atoll, Marshall Islands	N/A	Windows        349 Bytes	N/A	-
COA12N	Kwajalein Atoll, Marshall Islands	N/A	Windows        474 Bytes	N/A	-
COA12O	Lib, Marshall Islands	N/A	Windows        339 Bytes	N/A	-
COA12P	Namu Atoll, Marshall Islands	N/A	Windows        374 Bytes	N/A	-
COA12Q	Ailinglapalap Atoll, Marshall Islands	N/A	Windows        369 Bytes	N/A	-
COA12R	Namorik Atoll, Marshall Islands	N/A	Windows        399 Bytes	N/A	-
COA12S	Jaluit Atoll, Marshall Islands	N/A	Windows        489 Bytes	N/A	-
COA12T	Maloelap and Aur Atolls, Marshall Islands	N/A	Windows        464 Bytes	N/A	-
COA12U	Arno Atoll, Marshall Islands	N/A	Windows        414 Bytes	N/A	-
COA12V	Minami-Io Jima, Japan	N/A	Windows        499 Bytes	N/A	-
GEN12A	Northern Pacific Ocean	N/A	Windows        2.8 KB	N/A	-
GEN12B	Japan and Nanpo Shoto Islands	N/A	Windows        359.0 KB	N/A	-
GEN12C	Marshall Islands; Caroline Islands; Palau	N/A	Windows        764.1 KB	N/A	-
GEN12D	Guam; Northern Mariana Islands (U.S.)	N/A	Windows        541.1 KB	N/A	-
H1256330	Wake Island (United States)	Edition 30        415.9 KB	Windows        612 Bytes	N/A	-
H1256349	Wide Passage, Ujelang Atoll, Marshall Islands	N/A	Windows        363 Bytes	N/A	-
H1256350	Eniwetok Atoll, Marshall Islands	N/A	Windows        1.1 KB	N/A	-
H1256369	Roi Anchorage, Marshall Islands	N/A	Windows        401 Bytes	N/A	-
H1256370	Kwajalein, Marshall Islands	N/A	Windows        420 Bytes	N/A	-
H1256373	Bikar Island Passage, Bikar Atoll, Marshall Islands	N/A	Windows        344 Bytes	N/A	-
H1256390	Maloelap and Aur Atolls, Marshall Islands	N/A	Windows        1.0 KB	N/A	-
H1256412	Southwest Pass and Vicinity, Marshall Islands	N/A	Windows        420 Bytes	N/A	-
H1256511	Maug Islands, Mariana Islands (United States)	Edition 30        171.6 KB	Windows        75.1 KB	N/A	-
H1256513	Agrihan Anchorage, Mariana Islands (United States)	Edition 30        88.0 KB	Windows        44.9 KB	N/A	-
H1256514	Pagan Island, Mariana Islands (United States)	Edition 30        450.4 KB	Windows        256.0 KB	N/A	-
H1256519	Farallon de Medinilla, Mariana Islands (United States)	Edition 30        123.7 KB	Windows        114.8 KB	N/A	-
H1256520	Saipan Harbor, Mariana Islands (United States)	Edition 30        557.4 KB	Windows        892 Bytes	N/A	-
H1256521	Bahia Laolao, Saipan, Mariana Islands (United States)	Edition 30        262.5 KB	Windows        546 Bytes	N/A	-
H1256530	Sunharon Roads, Tinian, Mariana Islands (United States)	Edition 30        250.0 KB	Windows        579 Bytes	N/A	-
H1256550	Apra Harbor, Guam (United States)	Edition 30        665.9 KB	Windows        637.4 KB	N/A	-
H1256551	Cocos Lagoon, Guam (United States)	Edition 30        154.6 KB	Windows        546 Bytes	N/A	-
H1256570	Molsron Utwa, Lelu, Okat, Kosrae, Caroline Islands	N/A	Windows        645 Bytes	N/A	-
H1256590	Pohnpei, Federated States of Micronesia	N/A	Windows        981 Bytes	N/A	-
H1256595	Mortlock Islands, Federated States of Micronesia	N/A	Windows        546 Bytes	N/A	-
H1256610	Woleai Atoll, Federated States of Micronesia	N/A	Windows        381.5 KB	N/A	-
H1256615	Ngulu Atoll, Federated States of Micronesia	N/A	Windows        579 Bytes	N/A	-
H1256620	Fais, Federated States of Micronesia	N/A	Windows        695 Bytes	N/A	-
H1256625	Ulithi Atoll, Federated States of Micronesia	N/A	Windows        1.5 KB	N/A	-
H1256630	Tamil Harbor, Federated States of Micronesia	N/A	Windows        598 Bytes	N/A	-
H1256660	Malakal Harbor, Palau	N/A	Windows        458 Bytes	N/A	-
H1261320	Ofunato Ko, Japan	N/A	Windows        510.5 KB	N/A	-
H1261325	Kesennuma Ko, Japan	N/A	Windows        790.6 KB	N/A	-
H1261330	Onagawa Ko, Japan	N/A	Windows        249.6 KB	N/A	-
H1261340	Ishinomaki, Japan	N/A	Windows        203.5 KB	N/A	-
H1261350	Sendai - Shiogama, Japan	N/A	Windows        831.1 KB	N/A	-
H1261355	Onahama Ko, Japan	N/A	Windows        458.0 KB	N/A	-
H1261357	Kashima Ko, Japan	N/A	Windows        290.1 KB	N/A	-
H1261372	Uraga Suido, Japan	N/A	Windows        650.1 KB	N/A	-
H1261378	Chiba Ko, Japan	N/A	Windows        1.1 MB	N/A	-
H1261380	Tokyo, Japan	N/A	Windows        617.6 KB	N/A	-
H1261390	Yokohama, Japan	N/A	Windows        775.7 KB	N/A	-
H1261400	Yokosuka, Japan	N/A	Windows        774.4 KB	N/A	-
H1261413	Northern part of Misaki Ko, Japan	N/A	Windows        477 Bytes	N/A	-
H1261414	Odawa Wan, Japan	N/A	Windows        458 Bytes	N/A	-
H1261416	Shonan Ko, Japan	N/A	Windows        458 Bytes	N/A	-
H1261417	Atami Ko, Ito Ko, Japan	N/A	Windows        612 Bytes	N/A	-
H1261420	Shimoda, Japan	N/A	Windows        132.4 KB	N/A	-
H1261422	Teishi Ko, Japan	N/A	Windows        458 Bytes	N/A	-
H1261428	Sokodo Hakuchi, Japan	N/A	Windows        42.0 KB	N/A	-
H1261430	Yoene Ko, Japan	N/A	Windows        439 Bytes	N/A	-
H1261440	Chichi Jima, Japan	N/A	Windows        477 Bytes	N/A	-
H1261443	Io-To, Japan	N/A	Windows        770 Bytes	N/A	-
H1261445	Hedo Ko, Japan	N/A	Windows        458 Bytes	N/A	-
H1261450	Numazu Ko, Japan	N/A	Windows        439 Bytes	N/A	-
H1261455	Tagonoura, Japan	N/A	Windows        458 Bytes	N/A	-
H1261460	Shimizu Ko, Japan	N/A	Windows        197.0 KB	N/A	-
H1261465	Southern part of Mikawa Ko, Japan	N/A	Windows        466.3 KB	N/A	-
H1261480	Nagoya Ko, Japan	N/A	Windows        875.8 KB	N/A	-
H1261490	Yokkaichi Ko, Japan	N/A	Windows        351.6 KB	N/A	-
H1261515	Owase, Japan	N/A	Windows        366.4 KB	N/A	-
H1261517	Kuki Ura, Japan	N/A	Windows        579 Bytes	N/A	-
H1261541	Gobo Ko, Japan	N/A	Windows        78.4 KB	N/A	-
H1261543	Kainan, Japan	N/A	Windows        216.9 KB	N/A	-
H1261545	Wakayama, Japan	N/A	Windows        291.3 KB	N/A	-
H1261546	Hannan Ko, Japan	N/A	Windows        232.2 KB	N/A	-
H1261547	Semboku, Japan	N/A	Windows        306.8 KB	N/A	-
H1261550	Osaka, Japan	N/A	Windows        971.6 KB	N/A	-
H1261560	Kobe Ko, Japan	N/A	Windows        667.7 KB	N/A	-
H1261567	Himeji Ko, Japan	N/A	Windows        409.4 KB	N/A	-
H1261568	Higashi-Harima Ko, Japan	N/A	Windows        358.2 KB	N/A	-
H1261595	Mizushima Ko, Japan	N/A	Windows        531.7 KB	N/A	-
H1261634	Mishima-Kawanoe, Japan	N/A	Windows        235.3 KB	N/A	-
H1261635	Neko-Seto, Japan	N/A	Windows        477 Bytes	N/A	-
H1261640	Kure Ko, Japan	N/A	Windows        429.9 KB	N/A	-
H1261647	Hayase Seto, Japan	N/A	Windows        645 Bytes	N/A	-
H1261650	Hiroshima, Japan	N/A	Windows        527.1 KB	N/A	-
H1261655	Kanokawa Ko, Japan	N/A	Windows        107.7 KB	N/A	-
H1261661	Marine Corps Air Station, Iwakuni, Japan	N/A	Windows        565 Bytes	N/A	-
H1261662	Iwakuni Ko, Japan	N/A	Windows        187.0 KB	N/A	-
H1261800	Maizuru Ko, Japan	N/A	Windows        358.3 KB	N/A	-
H1261810	Tsuruga, Japan	N/A	Windows        189.1 KB	N/A	-
H1261822	Kanazawa Ko, Japan	N/A	Windows        145.6 KB	N/A	-
H1261850	Shimminato; Toyama; Fushiki, Japan	N/A	Windows        335.8 KB	N/A	-
H1261860	Toyama Ko, Japan	N/A	Windows        123.3 KB	N/A	-
H1261870	Nigata, Japan	N/A	Windows        212.6 KB	N/A	-
H1261875	Eastern Nigata, Japan	N/A	Windows        166.4 KB	N/A	-
H1261900	Sakata Ko, Japan	N/A	Windows        85.0 KB	N/A	-
H1261950	Naruto Kaikyo, Japan	N/A	Windows        507.8 KB	N/A	-
H1261960	Komatsujima Ko; Tokushima Ko, Japan	N/A	Windows        287.4 KB	N/A	-
H1261970	Kochi Ko, Japan	N/A	Windows        209.9 KB	N/A	-
H1261990	Tosa Shimizu Ko, Japan	N/A	Windows        152.1 KB	N/A	-
H1262030	Matsuyama Ko, Japan	N/A	Windows        284.0 KB	N/A	-
H1262070	Kurushima-Kaikyo, Japan	N/A	Windows        600.3 KB	N/A	-
H1262080	Nihama, Japan	N/A	Windows        339.3 KB	N/A	-
H1262110	Sakaide Ko, Japan	N/A	Windows        414.1 KB	N/A	-
H1262175	Saiki Ko, Japan	N/A	Windows        458 Bytes	N/A	-
H1262178	Yawatahama Ko, Japan	N/A	Windows        176.1 KB	N/A	-