National Wetlands Inventory
Wetlands Status and Trends:
Use the Document Search
Engine to view and/or download other Status and Trends Reports.
Download Seamless Wetlands Data
Read First
|
|
Please read the Disclaimer,
Data Limitations, Exclusions
and Precautions, and the
Wetlands
Geodatabase User Caution.
|
|
|
|
Download
|
|
With each download you will receive a
.zip file that contains the following layers:
- NWI wetland polygon data
- NWI riparian polygon data (if available at the
requested location)
- Metadata ( NWI project metadata including image
dates used for delineation)
Please Note:
- ArcGIS version 10.* is required for
Geaodatabase downloads.
- State data downloaded will be in Albers projection
with a North American Datum (NAD) of 1983.
Mapper data downloaded by Extent will be in
WGS 1984 Web Mercator.
There are two methods for downloading
seamless wetlands data as viewed on the Wetlands Mapper:
Wetlands Mapper |
The Wetlands Mapper Download Data
by Extent tool uses the
Wetlands Mapper to
create a ZIP file containing a compressed file
Geodatabase and
Shapefile of the current visible extent.
A web link for downloading the file will be
sent by email. This tool is available by visiting
the Wetlands Mapper, zooming to an area of interest,
then selecting the Download Data in
Current Extent tool from the
Tools menu.
|
Data by State |
Each State dataset is available
for download
as either a compressed file
Geodatabase or a
Shapefile.
|
|
|
|
|
View Data
|
|
You can view the Geodatabase and Shapefiles by using
ESRI's
ArcGis Explorer free software, among others.
Please note that ArcGIS version 10.* is required
for Geaodatabase downloads.
|
Last updated:
|