Parameters (CFU/ml)

Waters from wetlands filled by waste.

Waters from unfilled wetlands

P value

Test X²

Witness hand-dug Well

Faecal Coliform

368,200 ± 45,000

5020 ± 1020

0.0001

2854 ± 300

Coliforms thermo-tolerant

40,100 ± 10,200

6700 ± 120

0.00002

1894 ± 250

Escherichia coli

440,000 ± 21

35,000 ± 2400

0.004

400 ± 35

Staphylococcus aureus

Staphylococcus sciuri

420000 ± 45

775,000 ± 85,620

4500 ± 220

5630 ± 1350

0.0001

0.000004

1500 ± 350

12 ± 5

Pseudomonas aeruginosa

540,000 ± 15,230

24,200 ± 4500

0.0006

350 ± 15

Enterococcus

456,000 ± 720

12,000 ± 1030

0.0003

05