Report for H12859

Locality:	Approaches to Chesapeake Bay
Sublocality:	14 Miles East of Poyner Hill
State(s) or Region(s):	North Carolina

Start Date:	2016-02-23
End Date:	2016-03-23

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.
H12859_DR.pdf	9.82MB	The document may be read using a free PDF reader.
H12859_DR.xml	36.0KB	Descriptive Report in XML format. May be opened using a web browser or text viewer.
NOAA/NOS ISO metadata record
H12859 View / Download H12859.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)
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 readable with geospatial visualization software (various commercial solutions, freeware, and open source applications are available). The BAGXYZ files are ascii representations of the BAG data in XYZ format, but do not include uncertainty.
H12859_MB_2m_MLLW_2of2.bag	475.06MB
H12859_MB_1m_MLLW_1of2.bag	7.08MB
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.
H12859_MB_2m_Ellipsoid_2of2.bag	455.66MB
H12859_MB_1m_Ellipsoid_1of2.bag	7.03MB
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 and delivered as .xyz.
H12859

GeoImagePDF
Georeferenced PDF file including chart and survey layers.
H12859_GeoImage.pdf	56.35MB

NOAA/NOS bottom sample document in PDF or ASC format
Bottom Sample files may reference the Coastal Marine Ecological Classification Standard (CMECS)
H12859_BottomSamples.ascii	0.7KB
NOAA/NOS Tide Note in PDF Format
H12859_tn.pdf	226.4KB
NOAA/NOS Tide Zone in PDF format
H12859_tz.pdf	384.0KB

Project Sketch in JPEG format
Project sketch image with highlighted survey area.
H12859_ProjectSketch.jpg	116.8KB
Data Acquisition and Processing Report in PDF format
OPR-D304-FH-16_DAPR.pdf	29.57MB

Locality

Sublocality

State or Region

Approaches to Chesapeake Bay

14 Miles East of Poyner Hill

North Carolina

Start Date	End Date	Approval Date
2016-02-23	2016-03-23	2017-01-31

Project Number	Project Name	Purpose
OPR-D304-FH-16

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.

Vertical Datum	Horizontal Datum	Projection	Scale
Mean Lower Low Water	North American Datum 1983	Projected UTM 18	40000

ENCs

RNCs

12207 12204 12200

Vessel(s)

Chief(s) of Party

NOAA Ship FERDINAND R. HASSLER

LCDR Briana J. Welton

Manufacturer	Model	Instrument Type
Applanix	POS MV 320 v5	Positioning and Attitude System
Reson	7125	MBES

Data in Archive	Size (in GB)	Date Archived	Data Types Surveyed
Raw and Processed	375.338	2018-01-09 21:15:22.0	BACKSCATTER, BATHYMETRY