Report for H12946

Locality:	Gulf of Mexico
Sublocality:	7 NM Southwest of Port Fourchon
State(s) or Region(s):	Louisiana

Start Date:	2016-09-10
End Date:	2016-09-11

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.
Individual product files may be downloaded via the links below.

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Survey Products

NOAA/NOS Descriptive Reports and Metadata Documents
Products listed in these reports may not reflect final products available through NCEI.
H12946_DR.pdf	3.64MB	The document may be read using a free Adobe Reader.
H12946_DR.xml	39.8KB	Descriptive Report in XML format. May be opened using a web browser or text viewer.
NOAA/NOS ISO metadata record
H12946 View / Download H12946.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.

Bathymetric Attributed Grid (BAG) Data
Survey products may use different units, datums or projections than the associated survey. Please consult product-specific metadata for additional details.
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.
H12946_MB_1m_MLLW_1of1.bag	25.76MB
NOAA/NOS Sounding Data
Download data from the Point Store database via NEXT (NCEI Extract System). Point soundings are from the survey Smooth Sheet or of similar density. Depths in meters. Vertical datum is (converted to) Mean Lower Low Water if possible. Please check the associated metadata to confirm the correct datums. The data file format is : SurveyID, Long, Lat, Depth.
H12946		XYZ format.

GeoImagePDF
H12946_GeoImage.pdf	5.78MB	NOAA/NOS Layered GeoSpatial Image PDF File. Created by NOS to include chart and survey layers in a georeferenced pdf format.

NOAA/NOS Tide Note in PDF Format
H12946_tn.pdf	75.6KB	This document may be read using a free Adobe Reader.
NOAA/NOS Tide Zone in PDF format
H12946_tz.pdf	240.3KB	This document may be read using a free Adobe Reader.

Project Sketch in JPEG format
H12946_ProjectSketch.jpg	55.8KB	Project sketch image with highlighted survey area.
Data Acquisition and Processing Report in PDF format
OPR-K339-KR-16_DAPR.pdf	26.28MB	This document may be read using a free Adobe Reader.
Horizontal and Vertical Control Report in PDF Format
OPR-K339-KR-16_HVCR.pdf	299.1KB	This document may be read using a free Adobe Reader.

Locality

Sublocality

State or Region

Gulf of Mexico

7 NM Southwest of Port Fourchon

Louisiana

Start Date	End Date	Approval Date
2016-09-10	2016-09-11	2016-12-05

Project Number	Project Name	Purpose
OPR-K339-KR-16

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.

Vertical Datum	Horizontal Datum	Projection	Scale
Mean Lower Low Water	World Geodetic System (WGS) 1984	Projected UTM 15	20000

Survey Tide Stations

COOPS Tide Station ID

Aberdeen, Washington

9441187

ENCs

RNCs

US5LA26M US4LA29M

11357 11346

Vessel(s)

Chief(s) of Party

M/V Theory

David Neff, ACSM C.H.

Manufacturer	Model	Instrument Type
R2Sonic	2024	MBES

Data in Archive	Size (in GB)	Date Archived	Data Types Surveyed
Raw and Processed	122.48	2017-05-11 11:28:11.0	BACKSCATTER, BATHYMETRY