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The National Hydrography Dataset

Entry ID: USGS_EPA_NHD

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Summary

Abstract: The National Hydrography Dataset (NHD) is a comprehensive set of digital
spatial data that contains information about surface water features such as
lakes, ponds, streams, rivers, springs and wells. Within the NHD, surface
water features are combined to form "reaches," which provide the framework for
linking water-related data to the NHD surface water drainage network. These
linkages enable the ...

Related URL

Link: GET DATA

Description: This is the National Hydrographic Database homepage from which the data can be downloaded.

Description: The NHD ArcView Toolkit is a collection of ArcView extensions provided to assist in the understanding and use of NHD data in the NHDinARC data model.

Geographic Coverage

(Click for Interactive Map)

Spatial coordinates

N: 79.0

S: 23.0

E: -48.0

W: -166.0

Data Set Citation

Dataset Originator/Creator: Keven S. Roth and Tommy Dewald

Dataset Title: The National Hydrography Dataset

Dataset Release Date: 1999-04-01

Dataset Release Place: WWW

Dataset Publisher: U.S. Geological Survey, U.S. Environmental
Protection Agency

Data Presentation Form: map

Online Resource: http://nhd.usgs.gov/index.html

Location Keywords

CONTINENT > NORTH AMERICA > UNITED STATES OF AMERICA

GEOGRAPHIC REGION > NORTHERN HEMISPHERE

Science Keywords

HUMAN DIMENSIONS > BOUNDARIES > ADMINISTRATIVE DIVISIONS

HUMAN DIMENSIONS > INFRASTRUCTURE > BUILDINGS

ISO Topic Category

BOUNDARIES

ELEVATION

Access Constraints NONE

Use Constraints There is no guarantee of warranty concerning the accuracy of these data. Users should be aware that temporal changes may have occurred since the data was collected and that some parts of these data may no longer represent actual surface conditions. Users should not use these data for critical applications without a full awareness of their limitations. Acknowledgement of the originating agencies would be appreciated in products derived from these data. Any user who modifies the data set is obligated to describe the types of modifications they perform. User specifically agrees not to misrepresent the data set, nor to imply that changes made were approved or endorsed by the U.S. Geological Survey. Please refer to http://www.usgs.gov/privacy.html for the USGS disclaimer.

Ancillary Keywords

DIGITAL LINE GRAPH

DLG

Data Set Progress

IN WORK

Originating Center

Data Center

Earth Resources Observation and Science Center, U.S. Geological Survey, U.S. Department of the Interior

Data Center URL: http://eros.usgs.gov/

Data Center Personnel
Name: EROS CENTER Phone: 605-594-6151 Phone: 800-252-4547 Fax: 605-594-6589 Email: lta at usgs.gov Contact Address: LTA Customer Services U.S. Geological Survey EROS Center 47914 252nd Street City: Sioux Falls Province or State: SD Postal Code: 57198-0001 Country: USA

Distribution

Distribution Media: ftp

Distribution Format: ARC/INFO, Spatial Data Transfer
Standard

Fees: NONE

Personnel

TYLER B. STEVENS

Role: DIF AUTHOR

Phone: (301) 614-6898

Fax: 301-614-5268

Email: Tyler.B.Stevens at nasa.gov

Contact Address:

NASA Goddard Space Flight Center

Global Change Master Directory

City: Greenbelt

Province or State: MD

Postal Code: 20771

Country: USA

Creation and Review Dates

DIF Creation Date: 2000-03-02

Last DIF Revision Date: 2008-01-31

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