Manuchar, J.A. and Nashi , T.A. 2026. Microbial colonization and water Quality evaluation in Drinking water Distribution systems: A study in Sulaimani city. Kufa Journal for Agricultural Sciences. 18, 1 (Mar. 2026), 46–57. DOI:https://doi.org/10.36077/kjas/2026/v18i1.13605.