NOAA > NESDIS > NCEI (formerly NGDC) > Marine Geology and Geophysics > Bathymetry & Relief privacy policy  All Bathy/Relief Coastal DEMs Fishing Global Lakes Multibeam NOS

Report for H11251 Locality: Long Island Sound Sublocality: Truman Beach to Inlet Point State(s) or Region(s): New York Start Date: 2008-10-07 End Date: 2008-10-27 These data are not to be used for navigation. For navigation please refer to NOS Nautical Charts. Download All Products for H11251 Download times vary depending on file size and data transfer rates. Individual product files may be downloaded via the links below. Launch this map service in full-screen view | Visit the full NCEI Bathymetric Data Viewer Survey Products Descriptive Report and Metadata Documents NOAA/NOS Descriptive Reports and Metadata Documents Products listed in these reports may not reflect final products available through NCEI. H11251.pdf 2.54MB The document may be read using a free PDF reader. NOAA/NOS ISO metadata record H11251 View / Download H11251.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 (VR BAG) The Variable Resolution BAG format is a gridded, multi-dimensional, multi-resolution bathymetric data file readable with geospatial visualization software (various commercial solutions, freeware, and open source applications are available). H11251_MB_VR_MLLW.bag 431.02MB 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 and delivered as .xyz. H11251 Imagery NOAA/NOS side scan sonar mosaic in TIFF format The side scan sonar mosaic is readable with geospatial visualization software (various commercial solutions, freeware, and open source applications are available). H11251_SSSAB_1m_455kHz_1of1.tif 47.42MB Bottom Samples and Tide Documents NOAA/NOS Tide Note in PDF Format H11251.tn.pdf 16.2KB NOAA/NOS Tide Zone in PDF format H11251.tz.pdf 406.5KB Project Documents Project Sketch in JPEG format Project sketch image with highlighted survey area. OPR-B370-TJ-08(H11251).jpg 144.8KB Data Acquisition and Processing Report in PDF format OPR-B370-TJ-08.pdf 0.65MB Survey Metadata Survey Summary Locality Sublocality State or Region Long Island Sound Truman Beach to Inlet Point New York Start Date End Date Approval Date 2008-10-07 2008-10-27 2009-07-09 Project Number Project Name Purpose OPR-B370-TJ-08 Eastern Long Island Sound, New York Update Nautical Chart(s) and Support Northeast Maritime Pilots Association 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 18 10000 Survey Tide Stations COOPS Tide Station ID New London, Connecticut 8461490 New Haven, Connecticut 8465705 Affected Products ENCs RNCs US4NY1GM 5161 13006 13003 12358 12354 12300 Junction Surveys H11999 H11997 H11446 Survey Equipment Vessel(s) Chief(s) of Party THOMAS JEFFERSON Jensen Launch 3101 THOMAS JEFFERSON Jensen Launch 3102 NOAA Ship THOMAS JEFFERSON P. Tod Schattgen Manufacturer Model Instrument Type Teledyne RESON SeaBat 8125 MBES Klein Marine Systems System 5500 SSS AML SVP Velocimeter Sound Velocity Probe Trimble DSM212L DGPS Receiver Satellite DGPS Reson SeaBat 8101 MBES Teledyne RESON SeaBat 7125 MBES 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 36.566 2020-09-08 22:20:43.0 SIDE SCAN, BATHYMETRY