Buyers have to know where to look and what to ask for. Individuals who are looking to make substantial investments in properties should not rely on anyone telling them there's no problem. It includes searches of toxic site categories as well as maps and profiles about the community in question. You can't see toxic contamination. Very frequently it's underground.
Most toxic dumps look like overgrown fields.
Very often a passerby wouldn't know its there. Hang also recommends that buyers put a clause in their contract that allows them to walk away if any environmental problems are found. In addition to due diligence, consider asking some lawyers what the escape clause should be. That has to be drafted carefully so it can't be disputed. For more information about potential toxic hazards in your neighborhood, try contacting you local county health department, or department of environmental conservation.