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This is a Non-Federal dataset covered by different Terms of Use than

Bathymetric Contours in Meters for Long Island Sound

Metadata Updated: February 9, 2024

The Long Island Sound Study developed these digital data from 1:100,000-scale National Oceanic & Atmospheric Administration (NOAA) and United States Geological Survey (USGS) maps as a general reference to the depth of water in Long Island Sound. In 1996, these data were digitized from paper maps by the Long Island Sound Study ( and incorporated into a Long Island Sound GIS database. Not intended for maps printed at map scales greater or more detailed than 1:100,000 scale (1 inch = 1,578 feet.) Dataset credit: Applied Geographics, Inc. of Boston, Massachussets was contracted by the Long Island Sound Study to automate and digitize these bathymetry data for Long Island Sound. Linda Bischoff, GIS Analyst, digitized the data and created the orginal metadata.

Access & Use Information

Public: This dataset is intended for public access and use. Non-Federal: This dataset is covered by different Terms of Use than License: Creative Commons CCZero

Downloads & Resources


Metadata Created Date September 2, 2022
Metadata Updated Date February 9, 2024

Metadata Source

Harvested from Connecticut Data.json

Additional Metadata

Resource Type Dataset
Metadata Created Date September 2, 2022
Metadata Updated Date February 9, 2024
Publisher Department of Energy & Environmental Protection
Data First Published 2018-12-21
Data Last Modified 2019-01-09
Category geospatial
Public Access Level public
Metadata Context
Metadata Catalog ID
Schema Version
Catalog Describedby
Harvest Object Id 3c6821b3-246e-4ca3-ba8f-97189374cd22
Harvest Source Id 36c82f29-4f54-495e-a878-2c07320bf10c
Harvest Source Title Connecticut Data.json
Homepage URL
Metadata Type geospatial
Old Spatial -73.9361,40.7688,-71.9937,41.4975
Source Datajson Identifier True
Source Hash e23732c919ac936aca3ac0b5671f96ad2e91922a4c1205a5fb8d259d0ef6e0cd
Source Schema Version 1.1
Spatial {"type": "Polygon", "coordinates": -73.9361, 40.7688, -73.9361, 41.4975, -71.9937, 41.4975, -71.9937, 40.7688, -73.9361, 40.7688}

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