H00680: NOS Hydrographic Survey
type: Dataset
description: The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide background data for engineers, scientific, and other commercial and industrial activities. Hydrographic survey data primarily consist of water depths, but may also include features (e.g. rocks, wrecks), navigation aids, shoreline identification, and bottom type information. NOAA is responsible for archiving and distributing the source data as described in this metadata record.
issued: 2025-11-30T03:29:53.646300
modified: 2025-11-30T03:29:53.646304
keyword: amerigeo
keyword: amerigeoss
keyword: ckan
keyword: geo
keyword: geoss
keyword: national
keyword: north-america
keyword: united-states

Global Change Master Directory (GCMD) Keywords
type: Distribution
description: The information provided on this page seeks to define how the GCMD Keywords are structured, used and accessed. It also provides information on how users can participate in the further development of the keywords.
issued: 2018-11-17T22:46:56.852801
modified: 2025-11-30T03:29:53.639774
access URL: https://earthdata.nasa.gov/about/gcmd/global-change-master-directory-gcmd-keywords

H00680.tif.gz
type: Distribution
description: NOAA/NOS Smooth Sheet survey image
format: TIFF
issued: 2018-11-17T22:46:56.852784
modified: 2025-11-30T03:29:53.637798
access URL: https://data.ngdc.noaa.gov/platforms/ocean/nos/coast/H00001-H02000/H00680/Smooth_Sheets/H00680.tif.gz

H00680.xml
type: Distribution
description: Survey metadata record.
format: XML
issued: 2018-11-17T22:46:56.852771
modified: 2025-11-30T03:29:53.637334
access URL: https://www.ngdc.noaa.gov/metadata/published/NOAA/NESDIS/NGDC/MGG/NOS/H00001-H02000/iso/xml/H00680.xml

H00680.sid.gz
type: Distribution
description: NOAA/NOS Smooth Sheet survey image in MrSID format
format: SID
issued: 2018-11-17T22:46:56.852788
modified: 2025-11-30T03:29:53.638204
access URL: https://data.ngdc.noaa.gov/platforms/ocean/nos/coast/H00001-H02000/H00680/Smooth_Sheets/H00680.sid.gz

Global Change Master Directory (GCMD) Keywords
type: Distribution
description: The information provided on this page seeks to define how the GCMD Keywords are structured, used and accessed. It also provides information on how users can participate in the further development of the keywords.
issued: 2018-11-17T22:46:56.852795
modified: 2025-11-30T03:29:53.639004
access URL: https://earthdata.nasa.gov/about/gcmd/global-change-master-directory-gcmd-keywords

Global Change Master Directory (GCMD) Keywords
type: Distribution
description: The information provided on this page seeks to define how the GCMD Keywords are structured, used and accessed. It also provides information on how users can participate in the further development of the keywords.
issued: 2018-11-17T22:46:56.852792
modified: 2025-11-30T03:29:53.638593
access URL: https://earthdata.nasa.gov/about/gcmd/global-change-master-directory-gcmd-keywords

Global Change Master Directory (GCMD) Keywords
type: Distribution
description: The information provided on this page seeks to define how the GCMD Keywords are structured, used and accessed. It also provides information on how users can participate in the further development of the keywords.
issued: 2018-11-17T22:46:56.852798
modified: 2025-11-30T03:29:53.639394
access URL: https://earthdata.nasa.gov/about/gcmd/global-change-master-directory-gcmd-keywords

Getty Thesaurus of Geographic Names Online Page
type: Distribution
description: This page provides an interface to search the Getty Thesaurus of Geographic Names.
format: HTML
issued: 2018-11-17T22:46:56.852804
modified: 2025-11-30T03:29:53.640164
access URL: http://www.getty.edu/research/tools/vocabularies/tgn/index.html

US Migrating
type: Agent