If the defining feature was not used when digitizing or updating this theme this field will be blank. The value should be in lowercase. This value refers to the actual source of the defining feature. It is the digital map source of the original arc that makes up the WSA boundary. The table contains the attribute values for the Wilderness Study Area Regions.
Regions are a coverage feature class that repesent a spatial feature as one or more polygons.
The input for this field is a combination of alpha numeric characters in combination of upper or lowercase. It may contain spaces, plus a combination of lower and uppercase alpha characters. For example, Black Ridge. Note, if this field is blank these areas are non-wsa. This field should be the two digit uppercase code for the State.