Name: Drinking Water Supply Management Area (DWSMA)
Display Field: dws_name
Type: Feature Layer
Geometry Type: esriGeometryPolygon
Description: Drinking water supply management area (DWSMA) is the Minnesota Department of Health (MDH) approved surface and subsurface area surrounding a public water supply well that completely contains the scientifically calculated wellhead
protection area and is managed by the entity identified in a wellhead protection plan. The boundaries of the drinking water supply management area are delineated by identifiable physical features, landmarks or political and administrative boundaries.
Name: Drinking Water Supply Management Area Vulnerability
Display Field: dws_vul_c
Type: Feature Layer
Geometry Type: esriGeometryPolygon
Description: Drinking water supply management area (DWSMA) vulnerability is an assessment of the likelihood for a potential contaminant source within the drinking water supply management area to contaminate a public water supply well based on the aquifer's inherent geologic sensitivity; and the chemical and isotopic composition of the groundwater.