DISC TITLE: DIGITAL NAUTICAL CHART/DNC25 - Gulf of Alaska EDITION NUMBER: 030 VOLUME NUMBER: DNC25ED030 NSN: 7644014482141 RELEASE DATE: December 15, 2021 MEDIA STANDARD: ISO 9660 VPF STANDARD: 96 TOTAL LIBRARIES: 59 TOTAL CHARTS: 142 NOTICE TO MARINERS: 48/21 -------------------------------------------------------------------------------- DATABASE: /DNC25 All libraries corrected through NTM 48/21 (27 November 2021). -----GENERAL SCALE LIBRARIES: (2) GEN25A Rat Islands; Cape Navarin, Russia Charts: USA 530, 16012 (ENC US2AK7XM); INT 513 (ENC US1BS02M), 514 (ENC US1BS04M) GEN25B Bering Sea; Gulf of Alaska; Aleutian Islands Charts: USA 500 (ENC US1WC04M), 501 (ENC US1WC01M), 513 (ENC US1BS01M), 514 (ENC US1BS03M), 530 (ENC US1WC07M), 16006 (ENC US2AK95M), 16011 (ENC US2AK5FM), 16012 (ENC US2AK70M), 16013 (ENC US2AK20M), 16016 (ENC US2AK30M) -----COASTAL SCALE LIBRARIES: (13) COA25A Rat Islands Charts: USA 16440 (ENC US3AK7BM), 16460 (ENC US3AK7WM) COA25B Aleutian Islands Charts: USA 16460 (ENC US3AK7GM), 16467 (ENC US4AK7KM), 16471 (ENC US4AK7LM), 16480 (ENC US3AK7RM), 16500 (ENC US3AK60M), 16501 (ENC US4AK62M) COA25C Port Heiden to Semidi Islands Charts: USA 16338 (ENC US4AK52M), 16343 (ENC US4AK53M), 16561 (ENC US4AK59M), 16566 (ENC US4AK5HM), 16568 (ENC US4AK5IM), 16580 (ENC US4AK5KM), 16587 (ENC US4AK5XM) COA25D Cook Inlet; Prince William Sound; Kodiak Island Charts: USA 16580 (ENC US3AK5KM), 16640 (ENC US3AK12M), 16660 (ENC US3AK1DM), 16680 (ENC US3AK2DM), 16700 (ENC US3AK21M), 16700 (ENC US3AK2HM) COA25E Yakutat Bay to Whale Bay Charts: USA 16760 (ENC US3AK38M), 17300 (ENC US3AK3AM), 17300 (ENC US3AK4ZM), 17320 (ENC US3AK3BM), 17320 (ENC US3AK4PM) COA25F Cape Romanzof to Nunachik Pass Charts: USA 16240 (ENC US3AK83M), 16240 (ENC US4AK83M) COA25G Pribilof Islands Charts: USA 16380 (ENC US3AK8CM) COA25H Bering Sea-180 W, 61:14 N to 178:30 W, 63 N Charts: RUS 61044, 61045 COA25I Meynypil'gino to Mys Leonida Charts: RUS 61043, 61044, 62289, 62290 COA25J Southeast Cape; Saint Lawrence Island Charts: USA 16220 (ENC US3AK89M) COA25K Saint Matthew Island Charts: USA 16006 (ENC US3AK95M) COA25L Unimak Islands to Anchor Bay Charts: USA 16363 (ENC US4AK5GM), 16520 (ENC US3AK61M), 16540 (ENC US3AK50M), 16549 (ENC US4AK55M), 16551 (ENC US4AK56M), 16553 (ENC US4AK57M), 16556 (ENC US4AK58M) COA25M Kuskokwim Bay to Bristol Bay Charts: USA 16300 (ENC US3AK84M), 16300 (ENC US4AK84M), 16305 (ENC US4AK86M), 16315 (ENC US4AK87M), 16322 (ENC US4AK88M), 16323 (ENC US4AK51M) -----APPROACH SCALE LIBRARIES: (14) A2519520 Cross Sound to Lynn Canal, Alaska Charts: USA 17302 (ENC US4AK36M), 17316 (ENC US4AK32M), 17317 (ENC US4AK33M) A2519630 Controller Bay; Katalla, Alaska Charts: USA 16723 (ENC US4AK26M) A2519670 Eastern Prince William Sound; Valdez, Alaska Charts: USA 16708 (ENC US4AK24M), 16709 (ENC US4AK25M) A2519740 Western Prince William Sound; San Juan Cannery, Alaska Charts: USA 16701 (ENC US4AK22M), 16702 (ENC US5AK28M), 16705 (ENC US4AK2AM) A2519760 Blying Sound; Seward, Alaska Charts: USA 16681 (ENC US4AK2EM), 16682 (ENC US4AK2FM), 16683 (ENC US4AK2GM) A2519781 Homer, Alaska Charts: USA 16606 (ENC US4AK19M), 16645 (ENC US4AK1AM) A2519788 Ninilchik, Alaska Charts: USA 16647 (ENC US4AK1EM), 16648 (ENC US4AK1CM), 16661 (ENC US4AK13M) A2519800 Anchorage, Alaska Charts: USA 16662 (ENC US4AK14M), 16663 (ENC US4AK15M) A2519820 Marmot/Chiniak Bays; Kodiak, Alaska Charts: USA 16593 (ENC US4AK5OM), 16594 (ENC US4AK5PM) A2519995 Cape Douglas to Cape Unalishagvak, Alaska Charts: USA 16575 (ENC US4AK5JM), 16576 (ENC US4AK5BM), 16608 (ENC US4AK5VM) A2520090 Cold Bay; Pavlof Islands; Sanak, Alaska Charts: USA 16535 (ENC US4AK5CM), 16547 (ENC US4AK54M), 16549 (ENC US4AK55M) A2520120 Krenitzin Islands; Dutch Harbor, Alaska Charts: USA 16531 (ENC US4AK6FM) A2520160 Kiska Island to Amchitka Island, Alaska Charts: USA 16441 (ENC US4AK7CM), 16450 (ENC US4AK7FM) A2520321 Cape Etolin, Nunivak Island, Alaska Charts: USA 16006 (ENC US4AK6DN) -----HARBOR SCALE LIBRARIES: (29) H2519410 Sitka, Baranof Island, Alaska Charts: USA 17326 (ENC US5AK3GM), 17326 (ENC US5AK3VM-1), 17326 (ENC US5AK3VM-2), 17327 (ENC US5AK3HM-1), 17327 (ENC US5AK3HM-2) H2519415 Neva Strait; Neva Point to Zeal Point, Alaska Charts: USA 17324 (ENC US5AK3FM-1), 17324 (ENC US5AK3FM-2), 17325 (ENC US5AK3YM) H2519420 Sergius Narrows, Alaska Charts: USA 17322 (ENC US5AK06M-1), 17322 (ENC US5AK06M-2), 17323 (ENC US5AK3EM-1), 17323 (ENC US5AK3EM-2) H2519450 Elfin Cove; Chichagof Island, Alaska Charts: USA 17302 (ENC US5AK36M) H2519451 Inian Cove, Inian Island, Alaska Charts: USA 17302 (ENC US5AK36M) H2519588 Haines, Alaska Charts: USA 17317 (ENC US5AK33M) H2519589 Tanani Point, Alaska Charts: USA 17317 (ENC US5AK33M) H2519590 Skagway, Alaska Charts: USA 17317 (ENC US5AK33M) H2519640 Cordova, Alaska Charts: USA 16710 (ENC US5AK2CM) H2519670 Valdez & Valdez Marine Terminal, Alaska Charts: USA 16707 (ENC US5AK23M-1), 16707 (ENC US5AK23M-2), 16707 (ENC US5AK23M-3) H2519680 Whittier, Alaska Charts: USA 16706 (ENC US5AK2BM-1), 16706 (ENC US5AK2BM-2) H2519700 Drier Bay, Knight Island, Alaska Charts: USA 16704 (ENC US5AK29M) H2519760 Seward, Alaska Charts: USA 16682 (ENC US5AK2FM) H2519781 Homer, Alaska Charts: USA 16646 (ENC US5AK1BM) H2519788 Ninilchik, Alaska Charts: USA 16661 (ENC US5AK13M) H2519790 Kenai, Alaska Charts: USA 16662 (ENC US5AK14M) H2519795 Nikiski, Alaska Charts: USA 16662 (ENC US5AK14M) H2519800 Anchorage, Alaska Charts: USA 16665 (ENC US5AK16M-1), 16665 (ENC US5AK16M-2) H2519803 North Foreland, Alaska Charts: USA 16663 (ENC US5AK15M) H2519805 Drift River, Alaska Charts: USA 16662 (ENC US5AK14M) H2519808 Iliamna Bay, Alaska Charts: USA 16648 (ENC US5AK1CM) H2519809 Whale Passage, Alaska Charts: USA 16594 (ENC US5AK5PM) H2519810 Ouzinkie, Spruce Island, Alaska Charts: USA 16594 (ENC US5AK5PM) H2519820 Kodiak, Kodiak Island, Alaska Charts: USA 16595 (ENC US5AK5EM-1), 16595 (ENC US5AK5EM-2), 16596 (ENC US5AK5DM) H2519995 Alinchak Bay, Alaska Charts: USA 16575 (ENC US5AK5JM) H2520120 Dutch Harbor, Unalaska Island, Alaska Charts: USA 16528 (ENC US5AK6CM), 16529 (ENC US5AK6DM), 16530 (ENC US5AK6EM) H2520140 Adak Naval Air Station, Adak Island, Alaska Charts: USA 16475 (ENC US5AK7NM), 16476 (ENC US5AK7OM) H2520150 Constantine, Amchitka Island, Alaska Charts: USA 16446 (ENC US5AK7EM) H2520160 Kiska Island; Little Kiska Island, Alaska Charts: USA 16442 (ENC US5AK7DM) -----BROWSE LIBRARY: (1) BROWSE DNCDX025 Library Index Charts: N/A ------------------------------------------------------------------------- The distribution of DNC® is authorized to U.S. Department of Defense and contractors. DNC® updated by the Vector Product Format (VPF) Database Update (VDU) is authorized for navigation on certified systems such as the Electronic Chart Display and Information System-Navy (ECDIS-N) or comparable systems (33 CFR 164.01). DNC® Regions 18, 26, 27 and 28 are produced in partnership with Canadian Forces Mapping and Charting Establishment Hydrographic Services Office (Esquimalt). The DNC® is an unclassified vector-based digital geospatial intelligence database depicting significant features essential for safe marine navigation. DNC® consists of 29 DNC® Regions and is available on DVD-ROM and also available via the NGA Gateway: Digital patch updates and textual corrections to DNC® are also available via the NGA Gateway. Navigators must apply these changes per applicable system operating instructions to keep databases current and safe for navigation between new editions of DNC®. New editions of DNC® will be announced in Section II of the U.S. Notice to Mariners. DNC® New Edition/VDU Libraries and Patches ------------------------------------------ NIPRnet: https://dnc.geo.nga.mil WWW: https://dnc.nga.mil DNC® Updated Libraries ---------------------- NIPRnet: https://www.geointel.nga.mil/products/dnc/index.php Authorized users of DNC® are requested to immediately report any safety of navigation related discrepancy that may be detected on DNC® to NGA's 24-hour World-Wide Navigational Warning Service Broadcast Desk via: 1. DMS message at NGA NAVSAFETY 2. AUTODIN message at NGA NAVSAFETY WASHINGTON DC 3. NIPRnet e-mail at Navsafety@nga.mil 4. Phone: Comm 571-557-5455, 1-800-362-NAVY, or DSN 547-5455 In the report, the user must identify which electronic charting system/ECDIS-N, including the software version, is being used, the DNC® library number, DNC® DVD edition number and a description of the discrepancy. Upon receipt of the report, NGA will take immediate action to determine if corrective action is necessary and, if so, will advise all users accordingly via the HYDROLANT and HYDROPAC broadcast service. NGA Maritime Division provides access to marine safety information databases and products. Included are the U.S. Notice to Mariners and other selected NGA Navigation Publications in PDF format; a marine navigation calculator; and corrections to all NGA, NOS, and USCG hydrographic products. NGA Maritime Division Home Pages -------------------------------- NIPRnet: https://msi.geo.nga.mil WWW: https://msi.nga.mil ------------------------------------------------------------------------------------ END: