Variables

Dry Period

Rain Period

pH

7.6 ± 0.2

6.9 ± 0.2

Water Temperature (˚C)

24 ± 3.6

25 ± 0

Turbidity (NTU)

7.9 ± 1.6

32.2 ± 0.3

Dissolved Oxygen (mg/L)

7.3 ± 0.5

6 ± 0.4

Biochemical Oxygen Demand (mg/L)

1.9 ± 2

3 ± 0.4

Index of Total Coliforms (CFU/g)

4479 ± 4206

19,598 ± 6502

Index of Fecal Coliforms (CFU/g)

642.3 ± 655.6

2143 ± 1319

Nitrate (mg/L)

90 ± 70

40 ± 40

Ammonia Nitrogen (mg/L)

40 ± 50

10 ± 0

Electrical Conductivity (mS/cm)

56 ± 10.5

62.8 ± 10.8

Total Phosphorus (mg/L)

20 ± 20

20 ± 10