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Table 6

Mean level values of the measured physicochemical parameters in the outlet waters of decentralized municipal desalination plants and removal percentage

StationEC (μS/cm)
Residual chlorine (mg/L)
Turbidity (NTU)
OutletRemoval (%)OutletRemoval (%)OutletRemoval (%)
348.8 ± 77.3 69 0.52 ± 0.11 33.33 100 
478.6 ± 83.7 57 0.24 ± 0.16 57.14 100 
398.2 ± 48.2 64 0.32 ± 0.14 33.33 100 
235.4 ± 65.4 79 0.38 ± 0.13 45.71 100 
400.4 ± 76.7 65 0.40 ± 0.22 37.50 100 
360.6 ± 26.0 70 0.30 ± 0.21 44.44 100 
129.2 ± 10.9 89 0.52 ± 0.12 27.78 100 
305.8 ± 22.9 74 0.40 ± 0.16 41.18 100 
308.6 ± 30.8 74 0.32 ± 0.13 52.94 100 
10 255.2 ± 25.8 79 0.34 ± 0.13 51.43 100 
Mean ± SD 322.08 ± 99.1 72 0.37 ± 0.062 45.72 100 
StationpH
HCO3 (mg/L as CaCO3)
Alkalinity (mg/l as CaCO3)
OutletReduction (%)OutletRemoval (%)OutletRemoval (%)
6.68 ± 0.21 5.9 74 ± 32.09 58.89 74 ± 32.09 58.89 
6.96 ± 0.13 1.1 88 ± 36.8 50.00 88 ± 36.8 50.00 
6.92 ± 0.22 3.9 67 ± 13.96 61.05 67 ± 13.96 61.05 
6.86 ± 0.21 3.4 44 ± 4.18 74.71 44 ± 4.18 74.71 
6.8 ± 0.13 3.4 63 ± 8.36 62.94 63 ± 8.36 62.94 
6.8 ± 0.21 76 ± 8.94 55.29 76 ± 8.94 55.29 
6.8 ± 0.15 4.8 36 ± 8.94 78.57 36 ± 8.94 78.57 
6.8 ± 0.16 5.8 61 ± 8.94 64.12 61 ± 8.94 64.12 
6.8 ± 0.13 52 ± 8.36 69.59 52 ± 8.36 69.59 
10 6.8 ± 0.13 51 ± 5.47 68.90 51 ± 5.47 68.90 
Mean ± SD 6.83 ± 0.062 4.23 61.2 ± 15.84 64.31 61.2 ± 15.84 64.31 
StationEC (μS/cm)
Residual chlorine (mg/L)
Turbidity (NTU)
OutletRemoval (%)OutletRemoval (%)OutletRemoval (%)
348.8 ± 77.3 69 0.52 ± 0.11 33.33 100 
478.6 ± 83.7 57 0.24 ± 0.16 57.14 100 
398.2 ± 48.2 64 0.32 ± 0.14 33.33 100 
235.4 ± 65.4 79 0.38 ± 0.13 45.71 100 
400.4 ± 76.7 65 0.40 ± 0.22 37.50 100 
360.6 ± 26.0 70 0.30 ± 0.21 44.44 100 
129.2 ± 10.9 89 0.52 ± 0.12 27.78 100 
305.8 ± 22.9 74 0.40 ± 0.16 41.18 100 
308.6 ± 30.8 74 0.32 ± 0.13 52.94 100 
10 255.2 ± 25.8 79 0.34 ± 0.13 51.43 100 
Mean ± SD 322.08 ± 99.1 72 0.37 ± 0.062 45.72 100 
StationpH
HCO3 (mg/L as CaCO3)
Alkalinity (mg/l as CaCO3)
OutletReduction (%)OutletRemoval (%)OutletRemoval (%)
6.68 ± 0.21 5.9 74 ± 32.09 58.89 74 ± 32.09 58.89 
6.96 ± 0.13 1.1 88 ± 36.8 50.00 88 ± 36.8 50.00 
6.92 ± 0.22 3.9 67 ± 13.96 61.05 67 ± 13.96 61.05 
6.86 ± 0.21 3.4 44 ± 4.18 74.71 44 ± 4.18 74.71 
6.8 ± 0.13 3.4 63 ± 8.36 62.94 63 ± 8.36 62.94 
6.8 ± 0.21 76 ± 8.94 55.29 76 ± 8.94 55.29 
6.8 ± 0.15 4.8 36 ± 8.94 78.57 36 ± 8.94 78.57 
6.8 ± 0.16 5.8 61 ± 8.94 64.12 61 ± 8.94 64.12 
6.8 ± 0.13 52 ± 8.36 69.59 52 ± 8.36 69.59 
10 6.8 ± 0.13 51 ± 5.47 68.90 51 ± 5.47 68.90 
Mean ± SD 6.83 ± 0.062 4.23 61.2 ± 15.84 64.31 61.2 ± 15.84 64.31 
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