The present document entitled CONSERVATION PLAN FOR DRINKING WATER IN URBAN JAÉN has been carried out in the district and province of Jaén. It was prepared with the coordination and full knowledge of the companies, associations, administrative boards and committees that provide water services in the province of Jaén.The present investigation has been developed within the chronogram of activities applying the knowledge that was poured to us within our alma mater; I hope to cover the expectations, as well as to have achieved the objective for its approval, leaving to your best and enlightened criterion for its qualification. Besides, it was written with the purpose of having an educational work instrument that allows us to have precise and indispensable knowledge about the type of water quality that is consumed daily by the citizens of our locality.