Report for H12412

Report for H12412

Locality: Long Island Sound
Sublocality: Offshore of Norwalk, CT
State(s) or Region(s): New York

Start Date: 2012-08-25
End Date: 2012-09-27


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 H12412

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.
H12412_DR.pdf 25.78MB The document may be read using a free Adobe Reader.
NOAA/NOS ISO metadata record
H12412 View / Download H12412.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.
Variable Resolution Bathymetric Attributed Grid
H12412_MB_VR_MLLW.bag 963.78MB 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.
H12412 XYZ format.

Images

GeoImagePDF
H12412_GeoImage.pdf 21.92MB 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
H12412_MBAB_90cm_S222_400kHz_3of3.tiff 88.22MB NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
The mosaic may be viewed with a standard image viewer.
H12412_MBAB_85cm_3102_400kHz_2of3.tiff 19.69MB NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
The mosaic may be viewed with a standard image viewer.
H12412_MBAB_30cm_3101_400kHz_1of3.tiff 45.56MB NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
The mosaic may be viewed with a standard image viewer.

Bottom Samples and Tide Documents

Bottom Sample Data
NOAA/NOS bottom sample database link
Link to H12412 in Seabed Database Search the NOAA/NOS and USCGS Seabed Database
NOAA/NOS bottom sample document in PDF or ASC format
H12412_BottomSamples.ascii 0.7KB NOAA/NOS bottom sample document in PDF or ASC format.
NOAA/NOS Tide Note in PDF Format
H12412_tn.pdf 42.1KB This document may be read using a free Adobe Reader.
NOAA/NOS Tide Zone in PDF format
H12412_tz.pdf 0.54MB This document may be read using a free Adobe Reader.

Project Documents and HVCR Reports

Project Sketch in JPEG format
H12412_ProjectSketch.jpg 69.6KB Project sketch image with highlighted survey area.
Data Acquisition and Processing Report in PDF format
OPR-B340-TJ-12_DAPR.pdf 4.57MB This document may be read using a free Adobe Reader.

Survey Metadata