What formats are available for hydrography data products in The National Map?

Hydrography data are offered in Esri File Geodatabase 10.1 or Shapefile formats. National Hydrography Dataset (NHD) data is available as state extracts, 4-digit sub-regions, 8-digit sub-basins, or in a specified extent from The National Map Downloader. A national extent of medium and high resolution NHD data in File Geodatabase format is also staged here.

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How should I cite datasets and services from The National Map?

The USGS does not require a specific format when citing data obtained through The National Map ; you should follow the citation guidelines provided by instructors or publication editors as appropriate. The following should help you find the information that you need: Citation for Datasets Author: U.S. Geological Survey Release date: the first four...

What sources were used to produce the National Hydrography Dataset (NHD)?

The National Hydrography Dataset (NHD) is a combination of USGS hydrologic digital line graph (DLG) files and Environmental Protection Agency (EPA) reach files, version 3.0 (RF3). U.S. Forest Service Cartographic Feature Files (CFF) and USGS Tagged Vector Hydro (TVH) captured from 7.5-minute printed maps were also used. Some states also...

In what scale are the data in the National Hydrography Dataset (NHD)?

For the conterminous United States, Hawaii, and the Virgin Islands, medium and high resolution NHD data are available at 1:100,000 and 1:24,000-scale, respectively. NHD data are available for Puerto Rico at 1:20,000-scale, and at 1:63,360-scale in Alaska. Users are encouraged to work with their state's principal steward to produce and submit data...

How do I download hydrography data products?

Download USGS hydrography data (datasets representing U.S. surface water for mapping and modeling applications) using The National Map Downloader or using download links that are listed at Access National Hydrography Products . Learn more: The National Map Training Videos National Hydrography Dataset User Guide For streamflow data, see: Where can...
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Date published: October 23, 2019

USGS Digital Elevation Models (DEM) Switching to New Distribution Format

In support of ongoing efforts to provide efficient, cloud ready, open data formats, the U.S. Geological Survey National Geospatial Program is announcing plans to migrate its 3D Elevation Program (3DEP) Digital Elevation Models (DEM) to a new data delivery format called Cloud Optimized Geotiff (COG) during the first half of fiscal year 2020.

Date published: October 21, 2019

National Hydrography September 2019 Newsletter released

The USGS National Hydrography Dataset Newsletter, Vol. 18, No. 9, September 2019 has been released and posted for viewing.

Date published: July 31, 2017

Mapping Public Lands in the United States

The Protected Areas Database of the United States (PAD-US) is the official inventory of public parks and other protected areas in all U.S. states and territories.

Date published: May 4, 2017

Introducing the NHDPlus High Resolution: A new framework for water-related information

Great strides made toward a national hydrography framework with release of the initial USGS NHDPlus High Resolution datasets.

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February 5, 2019

Lesson 15b: NHDPlus HR

This lesson will provide a brief overview of the National Hydrography Dataset, Watershed Boundary Dataset and 3D Elevation program. This lesson will also discuss NHDPlus and introduce NHDPlus high resolution and tell you how to get the data.
 

May 23, 2017

Hydrography Seminar Series - Session 9 (NHDPlus HR)

The USGS Hydrography Seminar Series shares success stories from users, provides information on the National Hydrography Dataset (NHD), Watershed Boundary Dataset (WBD), NHDPlus High Resolution (NHDPlus HR), and other related products, and provides a forum for users to learn more about hydrography-related topics. Seminar 9 is an overview of the NHDPlus HR.
 

NHD
April 20, 2016

NHD

July 8, 2015

Using The National Map Web Services in ArcMap

Lesson 5: Using The National Map Web Services in ArcMap - This video provides an overview and demonstrates how to use The National Map's web services in a mapping application.