NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

World Data Center for Marine Geology and Geophysics,

Boulder, CO USA

hosted by the

National Geophysical Data Center (NGDC) U.S. Department of Commerce

National Oceanic & Atmospheric Administration

http://www.ngdc.noaa.gov/

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

NGDC Organizational Structure

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

Marine Geology and Geophysics Division

NGDC provides scientific stewardship for data from the ocean floor, from

both coastal and open ocean areas, and for data related to natural hazards

including tsunamis.

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

NOAA/NGDC Commitment toSea Floor Data Stewardship

Permanent Archive We’re in it for the Long Haul,

Preserving data for your great-grandchildren

• Archived in original and processed forms

• Documented to FGDC/ISO standards

• Periodically migrated to new/approved media

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

NOAA/NGDC Commitment toSea Floor Data Stewardship

Data Rescue & DigitizingRescuing data from scientists’ desks and file cabinets.

NOAA Climate Data Modernization Program (CDMP)

• 29,881 core photographs/negatives scanned

• 6,349 core X-rays scanned

• 5,737 core logs and smear slide descriptions key-entered

• 3,941 sea floor photographs scanned

• plus seismic reflection data from the NGDC archives

(materials digitized April 2005 through April 2007)

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

NOAA/NGDC Commitment toSea Floor Data Stewardship

International Partnerships & Project Participation

• Integrated Ocean Observing System (IOOS)

• Global Earth Observation System of Systems (GEOSS)

• General Bathymetric Chart of the Oceans (GEBCO) & associated regional mapping projects sponsored by the IOC and IHO

• Conducting IOC-sponsored international training in tsunami inundation DEM development

• Managing the Index to Marine & Lacustrine Geological Samples database

• Serving as a Bathymetric Data Assembly Center for the World Ocean Circulation Experiment (WOCE)

• Cooperating with international projects like the Solid Earth Sample Registry (SESAR) and goSEABED

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

NOAA/NGDC Commitment toSea Floor Data Stewardship

Data Types ManagedNGDC manages all types of data from the sea floor, including underway geophysical measurements, derived products and gridded databases, and descriptions and analyses of geologic samples.

• NOAA/National Ocean Service (NOS)• hydrographic survey data & products

• Trackline geophysical data• multibeam & single beam bathymetry• gravity• magnetics• seismic reflection

• Marine sediment and rock analyses & descriptions• Gridded databases

• Tsunami inundation DEMs• global and coastal gridded elevations• total sediment thickness of the oceans

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

NOAA/NGDC Commitment toSea Floor Data Stewardship

Data Scope & Mandate

NGDC serves as the US National Repository for marine geological and geophysical data from the sea floor collected with public funds.

Internationally, NGDC operates the World Data Center for MGG, Boulder, and the International Hydrographic Organization Data Center for Digital Bathymetry.

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

NOAA/NGDC Commitment toSea Floor Data Stewardship

Data PoliciesMaking data freely and publicly available.

Marine geological and geophysical data managed by NGDC are in the public domain and freely accessible unless restrictions are requested by the data contributor, usually a moratorium for a specified period of time.

Most data are online, searchable, and free for download. Analog data and custom products are offered at the cost of reproduction.

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

NOAA/NGDC Commitment toSea Floor Data Stewardship

Access Interfaces and ToolsMaking data freely and publicly available.

• Geospatially-enabled relational databases

• Interactive browse tools

• Web Map Services

• File download in multiple forms

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

NOAA/NGDC Commitment toSea Floor Data Stewardship

ExampleArcIMS Interface: DEM Discovery Portal

• Locate DEMs• View images• Link to DEM, Project, Source• Download data

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

NOAA/NGDC Commitment toSea Floor Data Stewardship

Metadata Standards & VocabulariesActively adapting & applying community standards.

• FGDC-compliant metadata

• ISO standards

• Marine XML (MML)

• GCMD Theme & Place keywords

NOAA National Geophysical Data Center & collocated World Data Centers, Boulder CO USA

National Geophysical Data Center (NGDC)

http://www.ngdc.noaa.gov/