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Report for H12949 Locality: Bering Sea Sublocality: 4 NM East of Cape Corwin State(s) or Region(s): Alaska Start Date: 2016-07-17 End Date: 2016-08-05 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 H12949
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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.
H12949_DR.pdf	8.32MB	The document may be read using a free Adobe Reader.
H12949_DR.xml	51.2KB	Descriptive Report in XML format. May be opened using a web browser or text viewer.
NOAA/NOS ISO metadata record
H12949 View / Download H12949.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.
H12949_MB_4m_MLLW_Combined.bag	27.52MB
H12949_MB_4m_MLLW_2of2.bag	16.69MB
H12949_MB_2m_MLLW_1of2.bag	44.40MB
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.
H12949		XYZ format.

Images

GeoImagePDF
H12949_GeoImage.pdf	6.04MB	NOAA/NOS Layered GeoSpatial Image PDF File. Created by NOS to include chart and survey layers in a georeferenced pdf format.

Bottom Samples and Tide Documents

Bottom Sample Data
NOAA/NOS bottom sample listing in IMLGS (pre-1989)
Link to H12949 in IMLGS (pre-1989 samples)		Search NOAA/NOS seabed samples submitted to IMLGS through NMNH (pre-1989). Modern survey bottom samples are not currently viewable on a map service.
NOAA/NOS bottom sample document in PDF or ASC format
H12949_BottomSamples.ascii	1.1KB	NOAA/NOS bottom sample document in PDF or ASC format.

Project Documents

Project Sketch in JPEG format
H12949_ProjectSketch.jpg	109.5KB	Project sketch image with highlighted survey area.

Survey Metadata

Survey Summary

Locality Sublocality State or Region Bering Sea 4 NM East of Cape Corwin Alaska

Start Date End Date Approval Date 2016-07-17 2016-08-05 2017-03-05

Project Number Project Name Purpose OPR-R300-KR-16

Source of Original Data

Link to Original Data Data Source

Reference System Information

Vertical Datum Horizontal Datum Projection Scale Mean Lower Low Water World Geodetic System (WGS) 1984 Projected UTM 3N 40000

Tide Note Tide Zones Survey Tide Stations COOPS Tide Station ID

Affected Products

ENCs RNCs 16006

Junction Surveys

Survey Equipment

Vessel(s) Chief(s) of Party ASV-CW5 Qualifier 105 Andrew Orthmann

Manufacturer Model Instrument Type EdgeTech 4200 SSS Teledyne RESON SeaBat 7101 MBES

Source Data at NCEI

Data in Archive Size (in GB) Date Archived Data Types Surveyed Raw and Processed 279.2 2020-04-03 13:18:10.0 BACKSCATTER, BATHYMETRY