Dakota County Soil & Water Conservation District
4100 220th St. West, Suite 102 Farmington, MN 55024
Phone (651) 480-7777 FAX (651) 480-7775
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Extension & Conservation Center
4100 220th St. W., Suite 102
Farmington, MN 55024

Phone: (651) 480-7777
fax: (651) 480-7775


Digitize - Mapping Process

Services and Programs/Fact Sheets : Wetland Conservation Act Fact Sheet : Geographic Information System (GIS) : GIS Digital Data : Natural Resource Inventory (NRI) : MLCCS - Natural Resource Inventory (NRI) : Digitize - Mapping Process

About MLCCS    Time Required    Mapping Process    Resources

Once you have completed the field verification phase of mapping land cover you are ready to digitize your mapped communities. Maintaining a standardized digitizing process is integral to the MLCCS for merging data sets created by adjacent communities. To ensure the compatibility of your communities data set with your neighbors, the same line quality and accuracy standards set for the interpretation process are also necessary for the digitizing process. The DNR's MLCCS User Manual recommends that line error should be no more than 1/8" at a 1:3,000 scale resulting in a horizontal accuracy of approximately 30 feet.

A very effective way to digitize your field checked maps is to work section by section first digitizing the lines of your communities. For those polygons extending into the next section, the lines can be left unfinished at the section edge until you are ready to move on to that section. In this way, you are able to verify that all lines have been digitized one section at a time. After digitizing all lines for the communities within the section, you can then label the polygons with their respective community types outlined in the MLCCS Manual, modifiers, and field verification. There should be 100% accuracy between the labels lines on the field maps (paper) and the digitized versions.


Digitizing land cover in ArcInfo®.


Acquire Data   Setup   Plot Maps   Interpretation   Field Check   Digitize   Check   Edit  


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