WASTEWATER CHARACTERIZATION OF PAHARRANG DRAIN IN FAISALABAD AND EVALUATION OF SUBSURFACE CONTAMINATION USING GEOGRAPHICAL INFORMATION SYSTEM Journal title: Pakistan Journal of Geology Authors: Dr. Haroon Rashid, Engr. Atif Bilal Asad, Dr. Abdul Nasir,, Dr. Arslan Chaudhary, Dr. Asma Sattar Subject(s):