Report for H12991

Locality:	Puget Sound, WA
Sublocality:	Approaches to Everett, WA
State(s) or Region(s):	Washington

Start Date:	2018-05-09
End Date:	2018-05-24

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.

Download All Products for H12991

Visit the full NCEI Bathymetry Viewer.

Survey Products

Descriptive Report and Metadata Documents

NOAA/NOS Descriptive Report & Survey Metadata
Products listed in the project descriptive report (DR) may not reflect final products available through NCEI.
H12991_DR.pdf	7.17MB	The document may be read using a free Adobe Reader.
H12991_DR.xml	37.2KB	Descriptive Report in XML format. May be opened using a web browser or text viewer.
NOAA/NOS ISO Metadata Record
H12991 View / Download H12991.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

Variable Resolution Bathymetric Attributed Grid
Survey products may use different units, datums or projections than the associated survey. Please consult product-specific metadata for additional details.
H12991_MB_VR_Ellipsoid.bag	371.15MB	The Variable Resolution BAG format is a gridded, multi-dimensional, multi-resolution bathymetric data file (see Open Navigation Surface). Currently supported with open source GDAL. The BAGXYZ files are ascii representations of the BAG data in XYZ format, but do not include uncertainty.
H12991_MB_VR_MLLW.bag	365.68MB	The Variable Resolution BAG format is a gridded, multi-dimensional, multi-resolution bathymetric data file (see Open Navigation Surface). Currently supported with open source GDAL. The BAGXYZ files are ascii representations of the BAG data in XYZ format, but do not include uncertainty.

Images

GeoImagePDF
H12991_GeoImage.pdf	25.15MB	NOAA/NOS Layered GeoSpatial Image PDF File. Created by NOS to include chart and survey layers in a georeferenced pdf format.
NOAA/NOS multibeam acoustic backscatter mosaic in TIFF format
The multibeam acoustic backscatter mosaic is readable with various applications such as the free CARIS Easy View, or ESRI ArcGIS geospatial visualization software.
H12991_MBAB_2m_2802_200kHz_3of6.tif	13.87MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
H12991_MBAB_2m_2801_300kHz_2of6.tif	12.44MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
H12991_MBAB_2m_2801_200kHz_1of6.tif	23.75MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
H12991_MBAB_2m_2803_300kHz_6of6.tif	9.17MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
H12991_MBAB_2m_2803_200kHz_5of6.tif	11.33MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
H12991_MBAB_2m_2802_300kHz_4of6.tif	12.71MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.

Bottom Samples and Tide Documents

Bottom Sample Data
NOAA/NOS bottom sample listing in IMLGS (pre-1989)
Link to H12991 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
H12991_BottomSamples.ascii	1.6KB	NOAA/NOS bottom sample document in PDF or ASC format.
Zip file containing bottom sample images and a shapefile of their locations
H12991_BottomSamples_shp_images.zip	43.15MB	Images may be viewed as standalone products or the shapefile can also be used to display where the images were taken.
NOAA/NOS Tide Note in PDF Format
H12991_tn.pdf	74.2KB	This document may be read using a free Adobe Reader.
NOAA/NOS Tide Zone in PDF format
H12991_tz.pdf	268.3KB	This document may be read using a free Adobe Reader.

Project Documents

Project Sketch in JPEG format
H12991_ProjectSketch.jpg	135.3KB	Project sketch image with highlighted survey area.
Data Acquisition and Processing Report in PDF format
OPR-N305-RA-18_DAPR.pdf	24.81MB	This document may be read using a free Adobe Reader.

Survey Metadata

Survey Summary

Locality

Sublocality

State or Region

Puget Sound, WA

Approaches to Everett, WA

Washington

Start Date	End Date	Approval Date
2018-05-09	2018-05-24	2018-11-13

Project Number	Project Name	Purpose
OPR-N305-RA-18

Source of Original Data and License Information

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.

Reference System Information

Vertical Datum	Horizontal Datum	Projection	Scale
Mean Lower Low Water	North American Datum 1983	Projected UTM 10	20000

Survey Tide Stations

COOPS Tide Station ID

Seattle, Puget Sound, Washington	9447130
Port Townsend, Washington	9444900

Affected Products

ENCs

RNCs

US5WA51M US5WA50M US5WA17M US4WA11M

Survey Equipment

Vessel(s)

Chief(s) of Party

RA-3

2701 (FH)

FAIRWEATHER Launch 2801

FAIRWEATHER Launch 2802

David J. Zezula, CAPT/NOAA

Manufacturer	Model	Instrument Type
Teledyne RESON	SVP 70	Sound Speed System
Sea-Bird Scientific	SBE 19plus	Conductivity, Temperature, and Depth Sensor
Kongsberg Maritime	EM 2040	MBES
Applanix	POS MV 320 v5	Positioning and Attitude System

Source Data at NCEI

Data in Archive

Size (in GB)

Date Archived

Data Types Surveyed

Raw and Processed

184.265

2021-11-23 00:17:10.0

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BATHYMETRY