Log₁₀Cfu/ml

(dry season)

Log₁₀Cfu/ml

(rainy season)

Total Coliform/100ml

(dry season)

Total Coliform100ml

(rainy season)

Fecal coliform 100ml

(dry season)

Fecal coliform/100ml

(rainy season)

Zone 1

47 ± 1.94^a

61.62 ± 0.27^c

8433.33 ± 1879.01^a

8383.33 ± 1806.01^a

1833.33 ± 2160.3^a

1166.67 ± 888.5b

Zone 2

59.72 ± 0.32^d

61.43 ± 0.56^c

10,294.3 ± 4908.83^ab

3408.33 ± 1438.2^a

583.33 ± 280^a

833.33 ± 455.3b^a

Zone 3

58.55 ± 1.06^cd

59.16 ± 0.07^a

19,424.5 ± 8610.4^b

18,927.0 ± 5883^b

1083.33 ± 491.6^a

666.66 ± 334.5^a

Zone 4

55.58 ± 0.80^b

60.61 ± 0.46^b

14,962.3 ± 6448.4^ab

9139.0 ± 5883.39^a

3916.67 ± 1068.5^b

1916.67 ± 1158.7c

Zone 5

57.51 ± 0.83^C

59.19 ± 0.15^a

10,040.2 ± 931.1^ab

9173.5 ± 221.61^a

2208.33 ± 2379.2^ab

3333.33 ± 1158.8^d

P

p < 0.00001

p < 0.00001

0.2503

p < 0.001

p < 0.01

p < 0.001

F

2912.56***

67.77***

1.44

5.41**

3.99

4.65***

T test

P = 0.07

P = 0.4

P = 0.7