Evaluation of the Water Quality of the Drainage Alhfar in Al-Diwaniyah Governorate According to the Iraqi Guide WQI

A study was conducted on the eastern drainage of the Euphrates River (Alhfar) in Diwaniyah at three stations, summer and winter. The drainage Alhfar was evaluated using the WQI and Was selected 12 parameters, namely (PH, E.C, TDS, Turb., T.H, Cl, Mg, Ca, Zn, Pb, Cu, Cd), From the results, it is noted that the first site recorded (302, 290) in summer and winter, respectively, according to WQI, while the second site recorded (294.5, 298.8) in summer and winter, respectively, The WQI value for the third site was (310 a, 380), according to WQI the water in the first and second sites was very poor water due to the increase in the proportion of determinants. In the third site, the water was unsuitable water because the WQI was very high in summer and winter.