Table 2.

Information on the storage tanks from which water samples were collected.

Sample codes	Age of tanks (Year)	Last washed	Presence of cover lids	Presence of water guards	Water treatment
FH1	25	Unknown	Yes	No	No
FH2	15	Unknown	Yes	No	No
FH3	10	Unknown	Yes	No	No
FH4	25	Unknown	Yes	No	No
OO1	10	8 months	Yes	Yes	Yes
OO2	18	10 months	Yes	Yes	Yes
OO3	12	8 months	Yes	Yes	Yes
OO4	12	12 months	Yes	Yes	Yes
JH1	1	Unknown	Yes	Yes	Yes
JH2	2	Unknown	Yes	No	Yes
JH3	2	Unknown	Yes	No	Yes
JH4	1	Unknown	Yes	Yes	Yes
SA1	2	10 months	Yes	Yes	Yes
SA2	4	7 months	Yes	Yes	Yes
SA3	2	7 months	Yes	Yes	Yes
SA4	10	10 months	Yes	Yes	Yes
NT1	8	Unknown	Yes	Yes	No
NT2	15	Unknown	Yes	No	No
NT3	6	Unknown	Yes	Yes	No
NT4	3	Unknown	Yes	Yes	No
KC1	9	Unknown	Yes	No	No
KC2	6	Unknown	Yes	No	No
KC3	9	Unknown	Yes	No	No
KC4	6	Unknown	Yes	No	No
OC1	7	Unknown	Yes	No	No
OC2	7	Unknown	Yes	No	No
OC3	6	Unknown	Yes	No	No
OC4	6	Unknown	Yes	No	No
OH1	5	Unknown	Yes	No	No
OH2	5	Unknown	Yes	No	No
OH3	5	Unknown	Yes	No	No
OH4	5	Unknown	Yes	No	No