SWMM56

Note:   The  unsaturated  upper  zone  soil moisture varies between the initial upper  zone  moisture fraction to the porosity fraction for the soil.  The soil moisture content is for the  SWMM 5   Aquifer  which can cover more than one Subcatchment in your simulation network.

SWMM 5 Aquifer has a Saturated and Unsaturated Zone by  dickinsonre Note:   The  unsaturated  upper  zone   soil moisture varies between the initial upper  zone  moisture fraction to the porosity fraction for the soil.  The soil moisture content is for the  SWMM 5   Aquifer  which can cover more than one Subcatchment in your simulation network. via Blogger  http://www.swmm5.net/2013/07/ swmm-5-aquifer-has-saturated- and.html