Table 4 Physicochemical properties of the water samples
Physicochemical parameters | Â | Â | Samples | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 2 | 3A | 3B | 4A | 4B | 5A | 5B | 6A | 6B | 7A | 7B | WHO | |
pH | 7.2 | 6.2 | 6.4 | 6.5 | 7.1 | 6.8 | 6.7 | 7.1 | 6.4 | 6.6 | 6.5 | 6.6 | 6.5–8.5 |
Conductivity µS/cm | 196.2 | 88.5 | 277 | 253 | 252 | 166.5 | 540 | 175.5 | 87.6 | 84.4 | 158.5 | 128.3 | 750 |
BOD (Mg/L) | 60.0 | 91.0 | 52.0 | 53.5 | 60.0 | 60.5 | 108.5 | 50.0 | 55.0 | 60.5 | 60.0 | 62.0 | 5.00 |
Turbidity (NTU) | 10.0 | 24.5 | 11.5 | 10.0 | 10.0 | 10.0 | 28.5 | 10.0 | 10.5 | 10.0 | 10.0 | 10.0 | 5 |
PO43−(Mg/L) | 0.3 | 1.4 | 0.2 | 0.2 | 0.2 | 0.2 | 2.31 | 0.2 | 0.3 | 0.2 | 0.2 | 0.2 | 5.0 |
SO42−(Mg/L) | 150 | 110 | 130 | 115 | 180 | 180 | 240 | 140 | 120 | 140 | 140 | 110 | 250 |
NO3−(Mg/L) | 56 | 89 | 50 | 47 | 25 | 30 | 22 | 30 | 28 | 27 | 28 | 49 | 50 |
HCO3−(Mg/L) | 355 | 300 | 331 | 320 | 408 | 411 | 590 | 320 | 302 | 353 | 346 | 303 | 125–130 |
Cl−(Mg/L) | 2.6 | 3.4 | 2.0 | 2.4 | 2.8 | 2.9 | 3.4 | 1.6 | 2.2 | 2.4 | 2.3 | 2.0 | 250 |
Na+ (Mg/L) | 47.8 | 50.0 | 20.6 | 20.0 | 29.5 | 28.0 | 10.5 | 28.6 | 28.0 | 26.4 | 27.0 | 25.0 | 200 |
K+ (Mg/L) | 4 | 20 | 6 | 5 | 8 | 8 | 22 | 7 | 6 | 8 | 7 | 7 | 12 |
Ca2+ (Mg/L) | 73 | 94 | 62 | 51 | 59 | 70 | 212 | 60 | 70 | 64 | 68 | 62 | 75 |
Mg2+ (Mg/L) | 64 | 90 | 60 | 46 | 63 | 69 | 118 | 49 | 54 | 50 | 58 | 44 | 125 |
Total hardness | 54 | 69 | 93 | 87 | 100 | 49 | 132 | 50 | 32 | 65 | 42 | 47 | 200 |