Table 2.

Distribution of samples and antimicrobial resistant (AMR) E. coli in two different regions of northern Tanzania

Regions	District	Source	Nature	Samples	Number of E. coli isolates	AMR E. coli	% AMR E. coli
Dry-arid
	Longido	Tap	Closed	7	9	5	55
	Monduli	Pond	Open	11	220	64	29
		River	Open	2	12	5	41
		Tap	Closed	8	44	30	68
	Simanjiro	Pond	Open	6	83	21	25
		River	Open	2	36	11	30.5
		Stream	Open	1	1	1	100
		Well	Closed	3	42	24	57
		Total		40	447	161
Lush-mountainous
	Arumeru	River	Open	39	672	378	56
		Stream	Open	1	26	25	96
		Tap	Closed	6	109	33	30
		Well	Closed	1	2	0	0
	Arusha	Pond	Open	2	6	5	83
		River	Open	12	190	70	37
		Stream	Open	7	71	41	58
		Tap	Closed	15	196	91	46
		Well	Closed	4	10	4	40
	Moshi	Pond	Open	3	4	1	25
		River	Open	4	10	2	20
		Stream	Open	3	24	16	66
		Tap	Closed	18	52	28	54
		Total		115	1,372	694

Distribution of samples and antimicrobial resistant (AMR) E. coli isolated from open- and closed-water sources located in two different regions of northern Tanzania