NOAA > NESDIS > NCEI (formerly NGDC) > Marine Geology and Geophysics > Bathymetry & Relief privacy policy  All Bathy/Relief Coastal DEMs Fishing Global Lakes Multibeam NOS

Report for H13851 Locality: Offshore Savannah Sublocality: Southern Approach to Tybee Roads State(s) or Region(s): Georgia Start Date: 2024-04-22 End Date: 2024-05-12 These data are not to be used for navigation. For navigation please refer to NOS Nautical Charts. Download All Products for H13851 Download times vary depending on file size and data transfer rates. Individual product files may be downloaded via the links below. Launch this map service in full-screen view | Visit the full NCEI Bathymetric Data Viewer Survey Products Descriptive Report and Metadata Documents NOAA/NOS Descriptive Reports and Metadata Documents Products listed in these reports may not reflect final products available through NCEI. H13851_Survey_Metadata.xml 33.3KB HSSD-format survey-level metadata record in XML format. May be opened using a web browser or text viewer. H13851_Survey_Metadata.pdf 1.76MB HSSD-format survey-level metadata record in PDF format. The document may be read using a free Adobe Reader. NOAA/NOS ISO metadata record H13851 View / Download H13851.xml Usually presented as an XML document, which captures the basic characteristics of HSMDB metadata verified from H10000 (1982) to the present as well as F00200 (1965) to the present. Bathymetry Survey products may use different units, datums or projections than the associated survey. Please consult product-specific metadata for additional details. Bathymetric Attributed Grid (BAG) Data The BAG format is a gridded, multi-dimensional bathymetric data file (see Open Navigation Surface). Readable with various applications such as the free CARIS Easy View, ESRI ArcGIS or open source GDAL. The BAGXYZ files are ascii representations of the BAG data in XYZ format, but do not include uncertainty. H13851_MB_50cm_MLLW_1of1.bag 2429.17MB Ellipsoid Referenced BAG Files Ellipsoid referenced Bag files have a vertical datum that may differ materially from the charted datum. Please refer to the file level metadata to ensure proper display. H13851_MB_50cm_Ellipsoid_1of1.bag 2316.87MB Images GeoImagePDF H13851_GeoImage.pdf 12.09MB NOAA/NOS Layered GeoSpatial Image PDF File. Created by NOS to include chart and survey layers in a georeferenced pdf format. NOAA/NOS multibeam acoustic backscatter mosaic in TIFF format The multibeam acoustic backscatter mosaic is readable with various applications such as the free CARIS Easy View, or ESRI ArcGIS geospatial visualization software. H13851_MBAB_2m_2904_300kHz_3of3.tif 6.91MB NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image. H13851_MBAB_2m_Drix12_300kHz_2of3.tif 17.49MB NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image. H13851_MBAB_2m_S222_300kHz_1of3.tif 36.08MB NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image. Bottom Samples and Tide Documents NOAA/NOS bottom sample document in PDF or ASC format H13851_BottomSamples.ascii 0.9KB NOAA/NOS bottom sample document in PDF or ASC format. Zip file containing bottom sample images and a shapefile of their locations H13851_BottomSamples_shp_images.zip 20.73MB Images may be viewed as standalone products or the shapefile can also be used to display where the images were taken. Project Documents Well Known Text File OPR-G322-TJ-24_WKT_ChartDatum_1of1.txt 2.3KB Geodetic information for the project products in text format. OPR-G322-TJ-24_WKT_Ellipsoid_1of1.txt 1.8KB Geodetic information for the project products in text format. Survey Metadata Survey Summary Locality Sublocality State or Region Offshore Savannah Southern Approach to Tybee Roads Georgia Start Date End Date Approval Date 2024-04-22 2024-05-12 Project Number Project Name Purpose OPR-G322-TJ-24 Source of Original Data and License Information License Information These data were produced by NOAA and are in the public domain within the United States. NOAA waives any potential copyright and related rights in these data worldwide through the Creative Commons Zero 1.0 Universal Public Domain Dedication (CC0-1.0). View the license deed. View the legal code. Reference System Information Vertical Datum Horizontal Datum Projection Scale Mean Lower Low Water North American Datum 1983 (2011) Projected UTM 17 Affected Products Survey Equipment Vessel(s) Chief(s) of Party DriX-12 THOMAS JEFFERSON Hydrographic Survey Launch 2904 NOAA Ship THOMAS JEFFERSON CDR Megan R. Guberski Manufacturer Model Instrument Type Valeport SWiFT SVP Sound Speed System AML Oceanographic MVP-X Conductivity, Temperature, and Depth Sensor AML Oceanographic MVP200 Conductivity, Temperature, and Depth Sensor iXblue Hydrins Positioning and Attitude System SonTek CastAway-CTD Conductivity, Temperature, and Depth Sensor Valeport MiniSVS Sound Speed System Teledyne RESON SVP 70 Sound Speed System Sea-Bird Scientific SBE 19plus V2 Conductivity, Temperature, and Depth Sensor Sea-Bird Scientific SBE 19plus Conductivity, Temperature, and Depth Sensor Kongsberg Maritime EM 2040 MBES Applanix POS MV 320 v5 Positioning and Attitude System Source Data at NCEI Data in Archive Size (in GB) Date Archived Data Types Surveyed Raw and Processed 1529.329 2025-03-16 21:28:06.0 BACKSCATTER, BATHYMETRY