Delineate Wellhead Protection Zones 1, 2 and 3 for each well where Zone 1 represents a protective zone immediately surrounding the private or community well, which shall be a radial distance calculated on the basis of the specific characteristics of the respective well; Zone 2 shall be the area determined to be the zone of groundwater contribution to the well; and Zone 3 shall be delineated as the area that directly contributes surface and groundwater to Zone 2.