1. 10 Feet Cistern, clear water drain
Recommended Separation Distances Between a Well and Potential Sources of Contamination
5 Feet Buildings
10 Feet Cistern, clear water drain
15 Feet Property line, storm sewer, connected foundation drain
25 Feet Surface water, fuel oil tank
50 Feet Septic tank, livestock pen, manure pile, silo
100 Feet Chemical tanks, septic field, manure holding tank
500 Feet Sludge disposal area, wastewater pond, spray irrigation disposal site
1500 Feet Uncovered salt or salt mixture
Sources:50 ways farmers can protect their groundwater, Indiana State Department of Health