Watershed Assessment, Tracking and Environmental Results
Employs the National Hydrography Dataset as the spatial framework for integrating Environmental Protection Agency water program databases
Fish Passage Decision Support System
Provides policy makers and the public with information on barriers to fish passage, using the National Hydrography Dataset to map and model the removal of barriers
National Hydrography Dataset Quickstart
Helps users obtain and view National Hydrography Dataset data and navigate the dataset flow path
NHDinGEO Tasks
Describes how to use the National Hydrography Dataset with ESRI's ArcGIS system
NHDinGEO Feature Codes (FCodes) by layer
Lists FCodes by layer, including feature type, FCode, and description