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Metadata for Commercially Navigable Waterways (CNW). These are considered High Consequence Areas (HCAs) as defined in 49 CFR § 195.450 and represent waterways where a substantial likelihood of...
Search relevance: 273.66 | Views last month: 0 | Catalog Last Checked: October 15, 2026 at 08:47 PM -
The National Waterway Network is a comprehensive network database of the nation's navigable waterways. The data set covers the 48 contiguous states plus the District of Columbia, Hawaii, Alaska,...
Search relevance: 219.46 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 06:51 PM -
The National Waterway Network is a comprehensive network database of the nation's navigable waterways. The data set covers the 48 contiguous states plus the District of Columbia, Hawaii, Alaska,...
Search relevance: 219.46 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 06:46 PM -
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The National Waterway Network is a comprehensive network database of the nation's navigable waterways....
Search relevance: 213.36 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 06:46 PM -
Following is a list of Oregon waterways that have been determined to meet the federal test of navigability for purposes of State ownership of the underlying submerged and submersible land
Search relevance: 147.12 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 06:40 PM -
One of the primary missions of the National Ocean Service (NOS) and its predecessor agencies has been to accurately survey the coast of the United States. Beginning in the late 1930's, metric...
Search relevance: 85.43 | Views last month: 2 | Catalog Last Checked: August 02, 2026 at 03:38 PM -
The Center for Operational Oceanographic Products and Services (CO-OPS) of the National Ocean Service (NOS), an organizational element of NOAA, operates and maintains a network of downward-looking...
Search relevance: 76.60 | Views last month: 3 | Catalog Last Checked: August 02, 2026 at 11:01 PM -
The Center for Operational Oceanographic Products and Services (CO-OPS) of the National Ocean Service (NOS), an organizational element of NOAA, operates and maintains a network of downward-looking...
Search relevance: 73.33 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 09:06 AM -
The 2009 Human Footprint, 2018 Release provides a global map of the cumulative human pressure on the environment in 2009, at a spatial resolution of ~1 km. The human pressure is measured using...
Search relevance: 65.43 | Views last month: 8 | Catalog Last Checked: August 04, 2025 at 08:02 AM -
The NOAA Coastal Mapping Shoreline Products from the Remote Sensing Division are primarily for application to the nautical charts produced by NOAA's Office of Coast Survey. NOAA Coastal Mapping...
Search relevance: 64.86 | Views last month: 8 | Catalog Last Checked: August 02, 2026 at 03:38 PM -
The 1993 Human Footprint, 2018 Release provides a global map of the cumulative human pressure on the environment in 1993, at a spatial resolution of ~1 km. The human pressure is measured using...
Search relevance: 60.36 | Views last month: 2 | Catalog Last Checked: September 02, 2026 at 12:53 AM -
The Marine Highways dataset was created on June 15, 2016 and was updated on September 10, 2025 by the U.S. Maritime Administration (MARAD) and is part of the U.S. Department of Transportation...
Search relevance: 60.11 | Views last month: 8 | Catalog Last Checked: July 31, 2026 at 08:41 PM -
The Center for Operational Oceanographic Products and Services (CO-OPS) of the National Ocean Service (NOS), an organizational element of NOAA, operates and maintains a network of conductivity...
Search relevance: 59.21 | Views last month: 0 | Catalog Last Checked: August 01, 2026 at 09:07 AM -
The National Waterway Network Nodes dataset is periodically updated by the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation (USDOT)/Bureau of...
Search relevance: 57.46 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 06:48 PM -
The National Waterway Network Lines dataset is periodically updated by the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation (USDOT)/Bureau of...
Search relevance: 56.81 | Views last month: 48 | Catalog Last Checked: September 10, 2026 at 06:48 PM -
The National Waterway Network Nodes dataset is periodically updated by the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation (USDOT)/Bureau of...
Search relevance: 56.81 | Views last month: 2 | Catalog Last Checked: November 04, 2026 at 11:48 PM -
This dataset includes active registrations for: * Non-commercial dock, boat house or dock with boat house of 2,500 sq. ft. or less * Floating recreational cabin of 1,500 sq. ft. or less * Boat...
Search relevance: 55.92 | Views last month: 25 | Catalog Last Checked: November 03, 2026 at 11:30 PM -
The National Waterway Network Lines dataset is periodically updated by the United States Army Corp of Engineers (USACE) and is part of the U.S. Department of Transportation (USDOT)/Bureau of...
Search relevance: 55.11 | Views last month: 2 | Catalog Last Checked: November 04, 2026 at 11:47 PM -
These data were collected by the National Ocean Service (NOS, formerly the U.S. Coast and Geodetic Survey) for the purpose of charting the coastal waters and navigable waterways of the United...
Search relevance: 53.56 | Views last month: 15 | Catalog Last Checked: September 10, 2026 at 10:21 PM -
These data, which comprise part of the Smithsonian Institution Master Sediment data file, were abstracted by the staff of the Smithsonian Institution from materials submitted for archival by...
Search relevance: 48.87 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 08:07 PM
