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Report for H12298 Locality: Block Island Sound Sublocality: 3 Nautical Miles Southeast of Fisher Island State(s) or Region(s): New York Start Date: 2011-08-31 End Date: 2011-11-16 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 H12298
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.
H12298.pdf	4.48MB	The document may be read using a free Adobe Reader.
NOAA/NOS ISO metadata record
H12298 View / Download H12298.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.
H12298_MB_8m_MLLW_combined.bag	11.88MB
H12298_MB_4m_MLLW_4of5.bag	26.73MB
H12298_MB_1m_MLLW_2of5.bag	78.35MB
H12298_MB_50cm_MLLW_1of5.bag	194.38MB
H12298_MB_2m_MLLW_3of5.bag	77.91MB
H12298_MB_8m_MLLW_5of5.bag	319.2KB
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.
H12298		XYZ format.

Images

GeoImagePDF
H12298_GeoImage.pdf	10.35MB	NOAA/NOS Layered GeoSpatial Image PDF File. Created by NOS to include chart and survey layers in a georeferenced pdf format.
NOAA/NOS sidescan sonar mosaic in TIFF format
H12298_SSSAB_1m_455kHz_2of2.tif	6.13MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
H12298_SSSAB_1m_455kHz_1of2.tif	6.26MB	NOAA/NOS TIFF sidescan sonar 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 listing in IMLGS (pre-1989)
Link to H12298 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
H12298_BottomSamples.ascii	1.7KB	NOAA/NOS bottom sample document in PDF or ASC format.
NOAA/NOS Tide Note in PDF Format
H12298.tn.pdf	91.9KB	This document may be read using a free Adobe Reader.
NOAA/NOS Tide Zone in PDF format
H12298.tz.pdf	436.5KB	This document may be read using a free Adobe Reader.

Project Documents

Project Sketch in JPEG format
OPR-B363-TJ-11(H12298).jpg	63.6KB	Project sketch image with highlighted survey area.

Survey Metadata

Survey Summary

Locality Sublocality State or Region Block Island Sound 3 Nautical Miles Southeast of Fisher Island New York

Start Date End Date Approval Date 2011-08-31 2011-11-16 2013-05-31

Project Number Project Name Purpose OPR-B363-TJ-11 Block Island Sound, New York Update Nautical Chart(s)

Source of Original Data

Link to Original Data Data Source

Reference System Information

Vertical Datum Horizontal Datum Projection Scale Mean Lower Low Water North American Datum 1983 Projected UTM 19 10000

Tide Note Tide Zones Survey Tide Stations COOPS Tide Station ID Orient Harbor, New York 8511671 Newport, Rhode Island 8452660 Montauk, New York 8510560 New London, Connecticut 8461490

Affected Products

ENCs RNCs US5MA22M US5CN44M US5CN42M 5161 13215 13214 13212 13209 13205 13006 13003 12372 12300

Junction Surveys H12299

Survey Equipment

Vessel(s) Chief(s) of Party NOAA Ship THOMAS JEFFERSON Lawrence T. Krepp

Manufacturer Model Instrument Type Seabird-Seacat SBE 19 Plus CTD Profiler Conductivity Temperature and Depth Brooke Ocean Technology Moving Vessel Profiler-100 Moving Vessel Profiler Trimble DSM212L DGPS Receiver Satellite DGPS Teledyne RESON SeaBat 7125 MBES Klein 5000 Sidescan Sonar - towfish Applanix TSS POS/MV 320 GPS Receiver Satellite GPS

Source Data at NCEI

Data in Archive Size (in GB) Date Archived Data Types Surveyed Raw and Processed 178.262 2020-09-11 13:51:50.0 SIDE SCAN, BATHYMETRY