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Hydrography

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User Resources Overview

Hydrography Frequently Asked Questions

NHD User Guide

User guide for the NHD.

NHD Geodatabase Feature Catalog

This Document explains the features, tables, and relationship classes that come with the National Hydrography Dataset (NHD) and Watershed Boundary Dataset (WBD).

NHD Geodatabase Feature Rules

Descriptions of the rules for how features are mapped with regards to adjacent features in the NHD.

NHD Data Model (v2.2.1)

Diagram of the tables, the table items, the item definitions, and the relationships between the tables in the NHD HR data model.

​WBD Data Model (v2.​2.1​)

Diagram of the tables, the table items, the item definitions, and the relationships between the tables in the WBD data model.

NHD Linear Referencing Fact Sheet

An informative description of how scientists store and link information to the NHD using a relational data design.

​Geographic Names Information System (GNIS)

Access GNIS to check, submit new, or make changes to names in GNIS.


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URL: http://nhd.usgs.gov/User_Resources_Overview.html
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Last modified: Wednesday, 03-May-2017 12:25:08 EDT