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 H13645 Locality: Approaches to Calcasieu Sublocality: Bar Channel State(s) or Region(s): Louisiana Start Date: 2022-06-20 End Date: 2022-08-14 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 H13645
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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.
H13645_DR.pdf	5.23MB	The document may be read using a free Adobe Reader.
H13645_DR.xml	48.8KB	Descriptive Report in XML format. May be opened using a web browser or text viewer.
NOAA/NOS ISO metadata record
H13645 View / Download H13645.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.
H13645_MB_50cm_MLLW_1of2.bag	260.75MB
H13645_MB_1m_MLLW_2of2.bag	795.25MB
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.
H13645_MB_1m_Ellipsoid_2of2.bag	761.62MB
H13645_MB_50cm_Ellipsoid_1of2.bag	248.79MB

Images

GeoImagePDF
H13645_GeoImage.pdf	11.46MB	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.
H13645_MBAB_2m_BL_350kHz_1of1.tif	58.42MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.

Project Documents

Data Acquisition and Processing Report in PDF format
OPR-K356-KR-22_DAPR.pdf	5.47MB	This document may be read using a free Adobe Reader.

Survey Metadata

Survey Summary

Locality Sublocality State or Region Approaches to Calcasieu Bar Channel Louisiana

Start Date End Date Approval Date 2022-06-20 2022-08-14 2023-02-01

Project Number Project Name Purpose OPR-K356-KR-22

Source of Original Data and License Information

License Information These data were produced under contract with NOAA and any potential copyright was assigned to NOAA. 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 15 10000

Affected Products

ENCs RNCs US5LA16M

Junction Surveys H13646 H13644

Survey Equipment

Vessel(s) Chief(s) of Party S/V Blake Jonathan L. Dasler, PE, PLS, CH

Manufacturer Model Instrument Type AML Oceanographic MicroX SV Sound Speed System Teledyne RESON SeaBat T50-R MBES AML Oceanographic MVP30-350 Conductivity, Temperature, and Depth Sensor 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 1175.096 2023-09-29 02:07:27.0 BACKSCATTER, BATHYMETRY