Search results for 3d-hydrography-program
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3 datasets for “3d-hydrography-program”
- California Open Data
Hydrography Presentations
California Department of Water ResourcesUpdated 11 Nov 2026
Slides, handouts, and recordings that have been presented at various conferences, workshops, and webinars by the California National …
- WEB VIDEOS
- California Open Data
National Hydrography Data - NHD and 3DHP
California Department of Water ResourcesUpdated 11 Nov 2026
… The current generation of national hydrography data is the USGS 3D Hydrography Program (3DHP). USGS maintains a 3DHP …
- WEBSITE
- ARCGIS GEOSERVICES REST API
- ZIP
- CSV
- California Open Data
Watershed Boundary Dataset (WBD)
California Department of Water ResourcesUpdated 11 Nov 2026
… Future mapping of drainage areas will be done by USGS as the 3D Hydrography Program (3DHP) is built …
- FILE GEODATABASE OR SHAPEFILE
- ARCGIS GEOSERVICES REST API
- WEBSITE