Table 7.
Chemical characteristics of unprotected wells serving as water sources for the rural communities in the Guto Gida district.
Sampling sites | Iron (mg/L) | Fluoride (mg/L) | Manganese (mg/L) | Nitrate (mg/L) | Sulphate (mg/L) | Zinc (mg/L) | Lead (mg/L) | Phosphate (mg/L) |
---|---|---|---|---|---|---|---|---|
D1 | 0.2 ± 0.15b | 0.8 ± 0.53ab | 0.01 ± 0.01c | 31.9 ± 6.3c | 186.7 ± 27.7bc | 1.9 ± 0.6a | 0.03 ± 0.03ab | 0.85 ± 0.43a |
D2 | 0.1 ± 0.01b | 0.9 ± 0.82ab | 0.14 ± 0.16bc | 25.8 ± 3.4abc | 135.7 ± 33.6c | 1.1 ± 0.9a | 0.00 ± 0.00b | 0.80 ± 0.18a |
J1 | 0.4 ± 0.1ab | 0.9 ± 0.5ab | 0.82 ± 0.42ab | 21.1 ± 1.2bcd | 230.0 ± 50.5ab | 0.8 ± 0.6a | 0.00 ± 0.0b | 0.80 ± 0.69a |
J2 | 0.3 ± 0.3ab | 1.0 ± 0.6aab | 0.90 ± 0.64a | 29.4 ± 5.7ab | 230.7 ± 54.4ab | 0.8 ± 0.7a | 0.04 ± 0.1ab | 0.68 ± 0.43a |
K1 | 0.4 ± 0.18ab | 0.2 ± 0.12b | 0.44 ± 0.46abc | 12.2 ± 10.1d | 231.0 ± 58.0ab | 1.4 ± 1.0a | 0.15 ± 0.1a | 0.31 ± 0.02a |
K2 | 0.3 ± 0.14ab | 0.1 ± 0.09b | 0.54 ± 0.27abc | 11.7 ± 6.0d | 197.3 ± 86.6a | 0.7 ± 1.1a | 0.11 ± 0.1ab | 0.89 ± 0.63a |
S1 | 0.1 ± 0.004b | 0.1 ± 0.04b | 0.76 ± 0.27ab | 14.1 ± 4.7d | 270.0 ± 19.7ab | 2.0 ± 1.6a | 0.01 ± 0.0b | 0.86 ± 0.09a |
S2 | 0.7 ± 0.5a | 1.41 ± 1.21a | 0.85 ± 0.41ab | 17.8 ± 2.08cd | 286.67 ± 10.0a | 2.5 ± 1.1a | 0.04 ± 0.1ab | 0.65 ± 0.23a |
Data are average of triplicates; SE: standard error; numbers indicated by the same letter superscripts within the same column do not vary significantly by Duncan's multiple range test at p < 0.05, D1: Dalo, J: Jato, K: Kumsa Moroda, S1: Sorga Site one, S2: Sorga Site two.