This calculation is used for non-single family homes. For example, commercial properties, schools, churches, etc. 1 equivalent residential unit (ERU) equals $32. Multiply your ERUs by $32 to reach the total due. Example: 45 ERUs multiplied by $32 equals $1,440.
View Your Parcel
The Impervious Surface Area Data Viewing Tool provides non-single family residential parcels with the ability to view their parcel and see the impervious area that has been calculated to reach the total number of ERUs for the parcel. Users can search by address. The parcel will appear and users can click on the shaded red area to see the impervious surface square footage and calculated ERU.