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Elevation Derivatives for National Applications (EDNA)
Entry ID:
USGS_EDNA
Summary
Abstract:
The Elevation Derivatives for National Applications (EDNA) is a multi-layered
database derived from a version of the National Elevation Dataset (NED), which has been hydrologically conditioned for improved hydrologic flow representation. The seamless EDNA database provides 30 meters resolution raster and vector data layers including: -Aspect -Contours -Filled DEM -Flow Accumulation -Flow ... ![]()
Related URL
Data Set Citation
Dataset Originator/Creator:
U.S. Geological Survey (USGS), EROS Data Center
Dataset Title:
Elevation Derivatives for National Applications (EDNA)
Dataset Release Place:
Sioux Falls, SD
Dataset Publisher:
U.S. Geological Survey
Data Presentation Form:
raster and vector digital data
Online Resource:
http://edna.usgs.gov/
Location Keywords
Science Keywords
Quality
Although these data have been processed successfully on a computer system at
the U.S. Geological Survey, EROS Data Center, no warranty expressed or implied is made by either regarding the utility of the data on any system, nor shall the act of distribution constitute any such warranty. The USGS will warrant the delivery of this product in computer-readable format and will offer appropriate adjustment of credit when the product is determined unreadable by correctly adjusted computer peripherals, or when the physical medium is delivered in damaged condition. Requests for adjustments of credit must be made within 90 days from the date of this shipment from the ordering site.
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be aware that temporal changes may have occurred since the data was collected and that some parts of these data may no longer represent actual surface conditions.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
Data Set Progress
IN WORK
Originating Center
Data Center
Distribution
Distribution Media:
Online
Fees:
No fees
Personnel
Creation and Review Dates
DIF Creation Date:
2006-01-11
Last DIF Revision Date:
2006-04-10
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