Tarawneh, K., Qteitat, M., Mraiat, Gh. and Jiries, A. (2000) Hyrdochemical and Bacteriological Study of the Springs in Al-Tafila Region/South Jordan. Mutah J. for Res. and Studies, 15, 25-46.
 Al-Kharabsheh, A.A. (1999) Influence of Urbanization on Water Quality at Wadi Kufranja Basin (Jordan). Journal of Arid Environments, 43, 79-89.
 Alsagrat, B. (1997). Determining the Concentrations of Heavy Metals in the Groundwater Basin of Amman-Zarqa. MA Thesis, University of Jordan, Amman.
 Alzoubi, K. (2000) Geochemical and Environmental Aspects of the Soil and Groundwater in Northeastern of AlMafraq.
 Al-Ani, M. (2001) Chemical and Microbial Quality of Drinking Water in AL-Mafraq Area. MS Thesis, Al-Albyt University, Mafraq.
 Al-Harahsheh, A., Alfaragat, M., Alshdeifat, F. and Al-Harahsheh, S. (2011) The Study of Chemical Evolution and Indicators in the Quality of Drinking Water from the Source to the Consumer for the Cities of Mafraq and Zarqa. Al Al-Bayt University, Mafraq.
 American Public Health Association (2012) Standard Method for the Examination of Water and Wastewater. 20th Edition, American Public Health Association, Washington DC.
 Lee, A.J. and Lee, G.F. (2005) Eutrophiction (Excessive Fertilization) Water Surface and Agricultural Water. Wiley, 107-114.
 WHO (2003) Jordan Standard of Drinking Water (JS). WHO, Geneva.
 World Health Organization (2003) Cadmium in Drinking—Water Background Document Preparation of WHO Guidelines for Drinking—Water Quality. Geneva Health Organization (WHO), Geneva.