Urban Water and rural water : How to select a filter for them ?

Urban Water and rural water : How to select a filter for them ?Same filters can not be used for urban and rural water. The impurities available in urban water may not be located in rural water and vice versa. The mechanism of filter selection will also change with the change in the source of water.Here a presentation on the method which can be adopted to prepare a filter configuration for household water treatment in such a manner that it can detect the source of the water and then treatment can be applied.In this way both time and cost can be lost with out any return. That is why the presentation depicts some smart-technology to  select filter based on the water they are using.