علاقة التصريف المائي بالخصائص النوعية لمياه شط الشامية في محافظة القادسية

Abstract

The current study is concerned with determining the relationship of water discharge to the specific characteristics of Shatt al- Shamiyah water in Qadisiyah province. The study show that annual aveage discharge rates decreased from 107 m3/second in 2007 to 59 m3/second in 2017. The relationship wter discharge and typical characteristics of Shamiyah river in Al-Qadisiyah province is reverse relation ranges between being medium to strong, the overall rate of correlation is (-0.670) for the period between 2007-2017, The correlation relationship reached its the water year 2009-2010 where it reached up to (-0.841). However the correlation relationship rate decreased to (-0446) in the water year 2016-2017. The study has also shown that annual water salinity rate reached up to 888 mg/liter, whereas weighted averaged was about 866 mg/ liter which means that there is a decraese in the weighted average of salinity in abuot 22 mg/liter which make a percentage of (2.48%)