en پژوهشي Research <p style="margin: 0in 0in 0pt; line-height: normal; unicode-bidi: embed; direction: ltr;"><font color="#000000"><b><span new="" style="font-family:;" times="">Introduction:</span></b><span new="" style="font-family:;" times=""> Corrosion and scaling of water in distribution systems in spite of imposing economic and aesthetic problems can lead to adverse effects on consumers&#39 health. The present study was conducted to evaluate the corrosion and scaling of water distribution system of Sarableh city (Ilam, Iran) during summer and winter seasons in 2014. </span></font></p> <p style="margin: 0in 0in 0pt; line-height: normal; unicode-bidi: embed; direction: ltr;"><font color="#000000"><b><span new="" style="font-family:;" times="">Materials and methods:</span></b><span new="" style="font-family:;" times=""> Totally, 60 samples of water (30 samples in each season) in 30 points of the distribution system were analyzed in terms of temperature, calcium hardness, alkalinity, TDS (total dissolved solids), pH, and DO (dissolved oxygen). Then, the corrosion and scaling of water were determined by various indices. </span></font></p> <p style="margin: 0in 0in 0pt; line-height: normal; unicode-bidi: embed; direction: ltr;"><font color="#000000"><b><span new="" style="font-family:;" times="">Results:</span></b><span new="" style="font-family:;" times=""> The results of the indices showed that the quality of drinking water in Sarableh city water distribution system had a medium corrosion rate. </span></font></p> <p dir="ltr"><font color="#000000"><b><span new="" style="line-height: 115%; font-family:;" times="">Conclusion:</span></b><span new="" style="line-height: 115%; font-family:;" times=""> According to the results, it is needed to take some measures for stabilizing water before entering drinking water into the distribution system in order to prevent various health problems for consumers.</span></font></p> Water Distribution System, Corrosion, Scaling, Sarableh 21 27 http://jbrms.medilam.ac.ir/browse.php?a_code=A-10-62-3&slc_lang=en&sid=1 Heshmatollah Nourmoradi ilam_nourmoradi@yahoo.com 10031947532846001904 10031947532846001904 No Department of Environmental Health Engineering, School of Health, Ilam University of Medical Sciences, Ilam, Iran Seyed Ahmad Mirbagheri hamedmirbagheri@yahoo.com 10031947532846001905 10031947532846001905 No Department of Environmental Engineering, School of Energy and Environment, Tehran Azad University, Branch of Sciences and Researches, Tehran, Iran Kambiz Moradnejadi Moradnejadi123@yahoo.com 10031947532846001906 10031947532846001906 No Department of Environmental Engineering, School of Energy and Environment, Tehran Azad University, Branch of Sciences and Researches, Tehran, Iran Faroogh Kazembeigi m_shamsizad@yahoo.com 10031947532846001907 10031947532846001907 No Department of Environmental Health Engineering, School of Health, Ilam University of Medical Sciences, Ilam, Iran Mashallah Shamsizad m_shamsizad@yahoo.com 10031947532846001908 10031947532846001908 Yes Department of Environmental Engineering, School of Energy and Environment, Tehran Azad University, Branch of Sciences and Researches, Tehran, Iran