Report for H12588

Start Date:	2013-07-11
End Date:	2013-08-31

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.

Visit the full NCEI Bathymetry Viewer.

Survey Products

NOAA/NOS Descriptive Report & Survey Metadata
Products listed in the project descriptive report (DR) may not reflect final products available through NCEI.
H12588_DR.pdf	10.61MB	The document may be read using a free Adobe Reader.
H12588_DR.xml	48.2KB	Descriptive Report in XML format. May be opened using a web browser or text viewer.
NOAA/NOS ISO Metadata Record
H12588 View / Download H12588.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.

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.
H12588_MB_VR_MLLW_1of1.bag	199.85MB	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.
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.
H12588		XYZ format.

GeoImagePDF
H12588_GeoImage.pdf	28.59MB	NOAA/NOS Layered GeoSpatial Image PDF File. Created by NOS to include chart and survey layers in a georeferenced pdf format.

Bottom Sample Data
NOAA/NOS bottom sample listing in IMLGS (pre-1989)
Link to H12588 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
H12588_BottomSamples.ascii	350 Bytes	NOAA/NOS bottom sample document in PDF or ASC format.
NOAA/NOS Tide Note in PDF Format
H12588_tn.pdf	40.8KB	This document may be read using a free Adobe Reader.
NOAA/NOS Tide Zone in PDF format
H12588_tz.pdf	399.3KB	This document may be read using a free Adobe Reader.

Project Sketch in JPEG format
H12588_ProjectSketch.jpg	69.5KB	Project sketch image with highlighted survey area.

Locality

Sublocality

State or Region

Shumagin Islands, AK

East of Nagai Island

Alaska

Start Date	End Date	Approval Date
2013-07-11	2013-08-31	2013-12-11

Project Number	Project Name	Purpose
OPR-P183-RA-13	Shumagin Islands, AK	Navigable Area

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 4	40000

ENCs

RNCs

US3AK50M

16540

Vessel(s)

Chief(s) of Party

RA-6

RA-3

RA-5

RA-4

RA-7

RA-8

Manufacturer	Model	Instrument Type
Reson	7125	MBES

Data in Archive	Size (in GB)	Date Archived	Data Types
Raw and Processed	215.847	2015-04-22 13:15:32.0	BACKSCATTER, BATHYMETRY