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City
Storm Pipes
City of Los Angeles —
Official Storm Drain System in the City of Los Angeles created and maintained by the Bureau of Engineering / GIS Mapping Division. GIS data contains the storm pipes... -
City
Stormwater inlets, drains and catch basins
City of San Francisco —
The catch basin data is collected by SFDPW Hydraulics Engineering and SFPUC Wastewater Enterprise, Collection System Division engineers, drafters and operators. The... -
City
Storm Drain Inlets
City of Los Angeles —
Official Storm Drain System in the City of Los Angeles created and maintained by the Bureau of Engineering / GIS Mapping Division. GIS data contains the storm pipes... -
Federal
Basin Characteristics Data for the StreamStats Application in the Mystic River Basin, Massachusetts
Department of the Interior —
The U.S. Geological Survey’s StreamStats program is a publicly-accessible web application (https://streamstats.usgs.gov) that can be used to delineate drainage areas,...