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Report for H13508 Locality: Central Chesapeake Bay, Maryland Sublocality: Kent Point to Love Point State(s) or Region(s): Maryland Start Date: 2021-05-19 End Date: 2021-08-31 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 H13508
Visit the full NCEI Bathymetry 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.
H13508_DR.pdf	13.74MB	The document may be read using a free Adobe Reader.
H13508_DR.xml	44.2KB	Descriptive Report in XML format. May be opened using a web browser or text viewer.
NOAA/NOS ISO metadata record
H13508 View / Download H13508.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.
Variable Resolution Bathymetric Attributed Grid
H13508_MB_VR_MLLW_1of1.bag	2756.29MB	The Variable Resolution BAG format is a gridded, multi-dimensional, multi-resolution bathymetric data file (see Open Navigation Surface). Currently supported with open source GDAL. The BAGXYZ files are ascii representations of the BAG data in XYZ format, but do not include uncertainty.
H13508_MB_VR_Ellipsoid_1of1.bag	2756.26MB	The Variable Resolution BAG format is a gridded, multi-dimensional, multi-resolution bathymetric data file (see Open Navigation Surface). Currently supported with open source GDAL. The BAGXYZ files are ascii representations of the BAG data in XYZ format, but do not include uncertainty.

Images

GeoImagePDF
H13508_GeoImage.pdf	16.48MB	NOAA/NOS Layered GeoSpatial Image PDF File. Created by NOS to include chart and survey layers in a georeferenced pdf format.
NOAA/NOS sidescan sonar mosaic in TIFF format
H13508_SSSAB_1m_600kHz_1of2.tif	192.71MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
H13508_SSSAB_1m_600kHz_2of2.tiff	189.87MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
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.
H13508_MBAB_2m_300kHz_3of3.tif	19.12MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
H13508_MBAB_2m_300kHz_1of3.tif	17.20MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
H13508_MBAB_2m_300kHz_2of3.tif	22.32MB	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 H13508 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
H13508_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
H13508_BottomSamples_shp_images.zip	4.77MB	Images may be viewed as standalone products or the shapefile can also be used to display where the images were taken.
NOAA/NOS Tide Note in PDF Format
H13508_tn.pdf	13.54MB	This document may be read using a free Adobe Reader.

Project Documents

Project Sketch in JPEG format
H13508_ProjectSketch.jpg	174.5KB	Project sketch image with highlighted survey area.
Data Acquisition and Processing Report in PDF format
OPR-E349-TJ-21_DAPR.pdf	46.03MB	This document may be read using a free Adobe Reader.

Survey Metadata

Survey Summary

Locality Sublocality State or Region Central Chesapeake Bay, Maryland Kent Point to Love Point Maryland

Start Date End Date Approval Date 2021-05-19 2021-08-31 2022-02-10

Project Number Project Name Purpose OPR-E349-TJ-21

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 Projected UTM 18 5000

Affected Products

ENCs RNCs US5MD12M

Junction Surveys H13507

Survey Equipment

Vessel(s) Chief(s) of Party THOMAS JEFFERSON Hydrographic Survey Launch 2904 THOMAS JEFFERSON Hydrographic Survey Launch 2903 NOAA Ship THOMAS JEFFERSON Briana Hillstrom, CDR/NOAA

Manufacturer Model Instrument Type AML Oceanographic MVP-X Conductivity, Temperature, and Depth Sensor AML Oceanographic MVP100 Conductivity, Temperature, and Depth Sensor Valeport Thru-Hull SVS Sound Speed System Teledyne RESON SVP 70 Sound Speed System Sea-Bird Scientific SBE 19plus Conductivity, Temperature, and Depth Sensor Kongsberg Maritime EM 2040 MBES EdgeTech 4200 SSS 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 863.001 2022-10-26 09:26:38.0 BACKSCATTER, BATHYMETRY