Table 3: Nutrient concentration of the monitoring borehole.

 

NO2-(mg/L)

NO3- (mg/L)

SO42- (mg/L)

PO43-(mg/L)

Aug-19

5

21

85

17

Sep-19

6

30

100

13

Oct-19

7

32

101

19

Nov-19

5

28

99

12

Dec-19

3

16

55

5

WHO [13]

1

45

200-400

-

USEPA [21]

1

10

250

< 0.50