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 H13852 Locality: Approaches to Savannah Sublocality: Approaches to Port Royal Channel State(s) or Region(s): Georgia Start Date: 2024-04-08 End Date: 2024-05-15 These data are not to be used for navigation. For navigation please refer to NOS Nautical Charts. Download times vary depending on file size and data transfer rates. Download All Products for H13852
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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.
H13852_Survey_Metadata.xml	33.5KB	HSSD-format survey-level metadata record in XML format. May be opened using a web browser or text viewer.
H13852_Survey_Metadata.pdf	1.01MB	HSSD-format survey-level metadata record in PDF format. The document may be read using a free Adobe Reader.
NOAA/NOS ISO metadata record
H13852 View / Download H13852.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.
H13852_MB_50cm_MLLW_2of2.bag	8.72MB
H13852_MB_50cm_MLLW_1of2.bag	4276.20MB
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.
H13852_MB_50cm_Ellipsoid_2of2.bag	8.48MB
H13852_MB_50cm_Ellipsoid_1of2.bag	4119.53MB

Images

GeoImagePDF
H13852_GeoImage.pdf	22.73MB	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.
H13852_MBAB_2m_S222_300kHz_1of3.tif	51.97MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
H13852_MBAB_2m_DriX_300kHz_2of3.tif	30.29MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
H13852_MBAB_2m_2904_300kHz_3of3.tif	16.34MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.

Bottom Samples and Tide Documents

Bottom Sample Data
NOAA/NOS bottom sample listing in IMLGS (pre-1989)
Link to H13852 in IMLGS (pre-1989 samples)		Search NOAA/NOS seabed samples submitted to IMLGS through NMNH (pre-1989). Modern survey bottom samples are not currently viewable on a map service.
NOAA/NOS bottom sample document in PDF or ASC format
H13852_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
H13852_BottomSamples_shp_images.zip	6.55MB	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 Approaches to Savannah Approaches to Port Royal Channel Georgia

Start Date End Date Approval Date 2024-04-08 2024-05-15

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 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 1637 2025-03-18 02:19:43.0 BACKSCATTER, BATHYMETRY