Elevation-Derived Hydrography Specifications

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Topology and Network Error Examples

Delineation and Attribution Error Examples

The USGS provides specifications, READ Rules, and additional resources for the acquisition of elevation-derived hydrography (EDH) from distributed 3DEP products for inclusion in the 3D Hydrography Program (3DHP).

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Elevation-Derived Hydrography Specifications

Help Guides and Checklists Document Library

Topology and Network Error Examples

Delineation and Attribution Error Examples

Elevation-Derived Hydrography Data Acquisition Specifications

Elevation-Derived Hydrography—READ Rules

Resources

Christy-Ann M. Archuleta

Elevation-derived Hydrography Applied Researcher

Ryan Teter, GISP

Cartographer

3D Hydrography Program

General Contact

U.S. Geological Survey

U.S. Department of the Interior