The WBD_Line feature class is what gets edited in the WBD editing process and in conjunction with WBD_Point feature class, is used to generate WBD Polygons.


The attributes associated with WBD_Line are:


Field Name



A single digit representation of the hydrologic units. Each digit represents half the number of digits in the HU name.


Numeric identifier for each level (2,4,6,8,10, and 12) of hydrologic units.

Load Date

Date Line is loaded.

Line Source

Source of WBD Line.