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Report for H11815 Locality: Breton Sound Sublocality: 2 Nautical Miles North of Grand Bay, Louisiana State(s) or Region(s): Louisiana Start Date: 2008-06-25 End Date: 2009-01-31 These data are not to be used for navigation. For navigation please refer to NOS Nautical Charts. Downloads may take a long time, depending on file size and data transfer rates. Download All Products for H11815
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Survey Products

Descriptive Report and Metadata Documents

NOAA/NOS Descriptive Report
Products listed in the project descriptive report (DR) may not reflect final products available through NCEI.
H11815.pdf	16.64MB	The document may be read using a free Adobe Reader.
NOAA/NOS ISO metadata record
H11815 View / Download H11815.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.
H11815_MB_50cm_MLLW_1of3.bag	4.37MB
H11815_VB_5m_MLLW_3of3.bag	6.05MB
H11815_MB_50cm_MLLW_2of3.bag	2.09MB
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. Horizontal datum is (converted to) NAD83 if possible. 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.
H11815		XYZ format.

Images

NOAA/NOS sidescan sonar mosaic in TIFF format
H11815_SSSAB_1m_600kHz_1of1.tiff	57.00MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.

Bottom Samples and Tide Documents

NOAA/NOS Tide Note in PDF Format
H11815.tn.pdf	12.2KB	This document may be read using a free Adobe Reader.
NOAA/NOS Tide Zone in PDF format
H11815.tz.pdf	169.4KB	This document may be read using a free Adobe Reader.

Project Documents

Project Sketch in JPEG format
OPR-J977-TE-08(H11815).jpg	143.9KB	Project sketch image with highlighted survey area.
Data Acquisition and Processing Report in PDF format
OPR-J977-TE-08_DAPR.pdf	1.00MB	This document may be read using a free Adobe Reader.
Horizontal and Vertical Control Report in PDF Format
OPR-J977-TE-08_HVCR.pdf	7.68MB	This document may be read using a free Adobe Reader.

Survey Metadata

Survey Summary

Locality Sublocality State or Region Breton Sound 2 Nautical Miles North of Grand Bay, Louisiana Louisiana

Start Date End Date Approval Date 2008-06-25 2009-01-31 2010-04-30

Project Number Project Name Purpose OPR-J977-TE-08 Chandeleur Sound, Louisiana Update Nautical Chart(s)

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 Projected UTM 16 20000

Survey Tide Stations COOPS Tide Station ID Gulfport Harbor, Mississippi 8745557 Olga Compressor Station, Grand Bay, Louisiana 8760889 Pilot Station East, South West Pass, Louisiana 8760922 Devon Energy Facility, Louisiana 8760417 Bay Waveland Yacht Club, Mississippi 8747437

Affected Products

ENCs RNCs US5LA24M US4LA35M US4LA34M 411 11366 11364 11363 11360 11353 11340 1116A 1115A 11006

Junction Surveys H11816 H11814 D00142 D00141

Survey Equipment

Vessel(s) Chief(s) of Party M/V THOMAS R. DOWELL R/V BELLA MARIE Joseph C. Talbott

Manufacturer Model Instrument Type Odom Digibar Pro DB1200 Sound Velocity Probe Seatex Seapath 200 GPS Receiver Satellite DGPS Trimble DSM232 DGPS Receiver Satellite DGPS Trimble DSM212 GPS Receiver Satellite GPS Trimble DSM232 GPS Receiver Satellite GPS Reson SeaBat 8101 MBES Odom Hydrotrac EG&G 4200-FS Sidescan Sonar - towfish EG&G 4200-FSL CSI MBX-3S DGPS Receiver Satellite DGPS

Source Data at NCEI

Data in Archive Size (in GB) Date Archived Data Types Surveyed Raw and Processed 181.193 2010-07-24 SIDE SCAN, BATHYMETRY