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National Hydrography Dataset (NHD) Data Model (v2.3.1)

By NGP Standards and Specifications
NHD_2.3.1_Poster.pdf (459.79 KB)

Detailed Description

The is the data model poster for the National Hydrography Dataset (NHD) Data Model (v2.3.1). It includes the feature classes, tables, domains, and feature type descriptions. 

Sources/Usage

Public Domain.