Open Access

Table 3

Some hydrochemical characteristics in Magic Lake during January 2019.

Station number pH DO, mg/l BOD, mg/l COD, mg/l NH3, μg/l NO2, μg/l NO3, mg/l TN, mg/l PO4, μg/l TP, μg/l SiO2, mg/l
1 8.22 8.47 2.31 8.16 1.549 70.6 0.629 2.984 85.00 146.280 9.92
2 8.31 9.23 4.11 7.55 1.724 58.6 0.723 2.995 80.00 135.180 10.24
3 8.40 8.64 2.30 8.24 1.692 49.5 0.573 3.152 65.00 122.480 11.03
4 8.41 8.28 2.58 8.19 1.488 61.8 0.612 3.175 85.00 137.290 12.01
5 8.42 8.65 3.56 7.43 1.579 56.0 0.478 3.219 80.00 145.900 13.47
6 8.45 8.78 2.41 7.92 1.352 61.8 0.560 2.867 80.00 139.810 9.22
7 8.41 8.76 2.85 7.95 1.688 58.6 0.498 2.869 75.00 140.290 8.81
8 8.42 8.41 2.59 8.53 1.896 51.6 0.798 3.364 140.00 196.200 10.07
9 8.41 8.47 2.83 7.18 1.112 63.3 0.485 2.919 120.00 161.330 8.87
10 8.43 8.49 2.40 8.14 1.651 65.3 0.521 3.184 115.00 142.160 13.64
Average 8.39 8.62 2.79 7.93 1.57 59.71 0.59 3.073 92.50 146.690 10.73
SD 0.07 0.27 0.60 0.42 0.22 6.32 0.11 0.169 23.95 19.95 1.78
CV 0.01 0.03 0.21 0.05 0.14 0.11 0.18 0.055 0.26 0.14 0.17

SD − standard deviation; CV − coefficient of variability.

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