Amshaher ع. ع. ح. . and Ataf س. ف. م. . (2021) “Evaluation and Classification of Groundwater quality for suitability of Drinking and irrigation Purposes: A case Study in the Zamzam Region”., Journal of Pure & Applied Sciences , 20(4), pp. 143–148. doi: 10.51984/jopas.v20i4.1737.