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 |