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Report for H12045 Locality: Southern Chesapeake Bay Sublocality: 3 Nautical Miles South of Tangier Island State(s) or Region(s): Virginia Start Date: 2009-07-19 End Date: 2009-12-14 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 H12045
Visit the full NCEI Bathymetry Viewer.

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.
H12045.pdf	18.59MB	The document may be read using a free Adobe Reader.
NOAA/NOS ISO metadata record
H12045 View / Download H12045.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.
H12045_MB_1m_MLLW_2of2.bag	33.42MB
H12045_MB_50cm_MLLW_1of2.bag	1106.70MB
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.
H12045		XYZ format.

Images

NOAA/NOS sidescan sonar mosaic in TIFF format
H12045_SSSAB_50cm_600kHz_2of2.tiff	262.42MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
H12045_SSSAB_50cm_600kHz_1of2.tiff	261.47MB	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
H12045.tn.pdf	29.7KB	This document may be read using a free Adobe Reader.
NOAA/NOS Tide Zone in PDF format
H12045.tz.pdf	25.6KB	This document may be read using a free Adobe Reader.

Project Documents

Project Sketch in JPEG format
OPR-E349-KR-09(H12045).jpg	291.1KB	Project sketch image with highlighted survey area.
Data Acquisition and Processing Report in PDF format
OPR-E349-KR-09_DAPR.pdf	0.97MB	This document may be read using a free Adobe Reader.

Survey Metadata

Survey Summary

Locality Sublocality State or Region Southern Chesapeake Bay 3 Nautical Miles South of Tangier Island Virginia

Start Date End Date Approval Date 2009-07-19 2009-12-14 2011-05-27

Project Number Project Name Purpose OPR-E349-KR-09 Southern Chesapeake Bay, Virginia 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 18 10000

Survey Tide Stations COOPS Tide Station ID Lewisetta, Virginia 8635750 Windmill Point, Virginia 8636580

Affected Products

ENCs RNCs US5VA16M US5VA10M 13003 12285 12280 12228 12226 12225 12200

Junction Surveys H12044

Survey Equipment

Vessel(s) Chief(s) of Party R/V THEORY R/V CHINOOK Jonathan L. Dasler

Manufacturer Model Instrument Type Seabird-Seacat SBE 19 CTD Profiler Conductivity Temperature and Depth Brooke Ocean Technology Moving Vessel Profiler-30 Moving Vessel Profiler AML SVP 70 Velocimeter Sound Velocity Probe Seabeam 2111 Trimble DMS132 DGPS Receiver Satellite DGPS Trimble Probeacon DGPS Receiver Satellite DGPS Trimble MS750 DGPS Receiver Satellite DGPS Teledyne RESON SeaBat 7125 MBES EG&G 4200-FS Sidescan Sonar - towfish EG&G 4200-HFL CSI MBX-3S DGPS Receiver Satellite DGPS Applanix TSS POS/MV 320 GPS Receiver Satellite GPS

Source Data at NCEI

Data in Archive Size (in GB) Date Archived Data Types Surveyed Raw and Processed 247.474 2011-06-26 SIDE SCAN, BATHYMETRY