A representation of South Australia’s surface water linear drainage network. Includes significant artificial drainage structures such as urban stormwater channels and the South East drainage scheme. T
The National Waterway Network (NWN) is a geographic database of navigable waterways and channels in and around the United States, for analytical studies of navigation performance, for compiling commod
US Department of Transportation Open Data Portal2026-02-06 更新60
A free dataset providing connected, topologically-corrected watercourses in Great Britain. Open Rivers Network containing over 144,000 km of watercourses. This dataset is built upon a 2023 release of
Note: This content was created by OpenStreetMap, not the City of Rochester. You can find more about them here. This feature layer provides access to OpenStreetMap (OSM) waterways data for North Americ
