Dear Davis Augusthy It ...

Published by Laurra Olmsted, UniWater Education Limited - Executive Director

Dear Davis Augusthy It depends on where you are, the surficial geology/soil properties and the type of contaminants that are of concern. You would start looking for the contaminants that might be there from activities in the area (industry, agricultural chemicals, latrines, petrol stations, etc). I definitely would need more information before being able to answer this question. Cheers Laurra