Prevalence of Multidrug-Resistant Escherichia coli Isolated from Drinking Water Sources

Table 1

Distribution of different species of bacteria isolates from water samples.

Bacteria	Dams		Boreholes		Streams		Hand-dug wells		Rivers		Canals		Total (%)
	Rainy	Dry	Rainy	Dry	Rainy	Dry	Rainy	Dry	Rainy	Dry	Rainy	Dry
E. coli	12	16	4	7	10	16	10	14	0	2	3	3	97 (18.7)
Enterobacter spp.	11	15	2	6	8	13	8	13	0	1	1	2	80 (15.4)
Klebsiella spp.	12	16	4	6	15	18	10	14	1	2	3	3	104 (20.0)
Salmonella typhi	0	2	2	2	1	2	1	2	0	0	0	1	13 (2.5)
Streptococcus spp.	2	7	0	0	1	1	2	3	0	0	1	0	17 (3.3)
Proteus vulgaris	10	12	2	5	10	14	5	9	0	0	0	1	68 (13.1)
Vibrio cholerae	1	0	0	1	2	1	1	0	0	0	0	0	6 (1.2)
Shigella spp.	1	0	0	0	2	3	0	0	0	0	0	0	6 (1.2)
Pseudomonas aeruginosa	10	12	2	6	12	14	8	11	1	2	1	2	81 (15.6)
Enterococcus faecali	5	3	2	3	9	8	5	8	1	1	1	2	48 (9.2)
Total	64 (12.3)	83 (16.0)	18 (3.5)	36 (6.9)	70 (13.5)	90 (17.3)	50 (9.6)	74 (14.2)	3 (0.6)	8 (1.5)	10 (0.10)	14 (0.7)	520 (100)