Community Assessment Report - Onsite Sewage Treatment ...

2.3 FINDINGSThe purpose of the site visit was to obtain:• information on source of drinking water,• the type of dwelling or wastewater generator contained within the parcel,• the likely compliance status of any SSTS components at the site, and• the most likely future ISTS to serve the dwelling.2.3.1 Drinking Water SourceThe source of drinking water for the dwellings in the CAR area is individual wells. The wellsidentified were all deep (screened at greater than 50 feet below ground surface) as opposed toshallow (screened at less than 50 feet below the ground surface or “sand point”). Depth andlocation of wells must be taken into account when considering ISTS setback requirements. Welllocations were reported on homeowner surveys and/or verified through the MinnesotaDepartment of Health County Well Index. Table 1 summarizes the makeup of the wells in theCAR Area as discovered during field reconnaissance and as reported by the County Well Index.Table 1: Existing Well TypesWell TypeNumber ofResidences Served PercentageShallow (