List of Articles Water contamination Open Access Article Abstract Page Full-Text 1 - The study of oil-contamination groundwater due to Shazand Refinery Abdorreza Vaezi hir Sanaz Qobadiyan Alireza Golmohamadi 10.22034/jest.2018.17977.2693 Open Access Article Abstract Page Full-Text 2 - Evaluation of microbial contamination of Nawrood River to E. coli and Coliform bacteria based on global standards Farzin Sayyad Ghorbani Shirin Safoura alidoost Nedamani Open Access Article Abstract Page Full-Text 3 - Study effects of mining and gold extraction on amount of water contamination to As and Hg in Zarshoran area of Takab behnam abbasi Ramin Maleki Hosein Pirkharrati Open Access Article Abstract Page Full-Text 4 - Assessment of ground water vulnerability using the DRASTIC method (Case study from arid regions of Kermanshah and Ilam, west of Iran) Mohammad Hossein Ghobadi Fatemeh Naseri Homeyra Osmanpour Mahnaz Firoozi