Metals Exposures of Residents Living Near the Akaki River in Addis Ababa, Ethiopia: A Cross-Sectional Study
Table 4
Analyte concentrations (mg/L) in drinking water, by subcity—Addis Ababa, Ethiopia, 2011.
Overall ()
Akaki-Kality ()
Yeka ()
Analyte
Range
Mean
% >CV
Range
Mean
% >CV
Range
Mean
% >CV
Manganese
<LOD–0.15
<LOD
17%
<LOD–0.150
<LOD
2%
<LOD–0.120
0.028
47%
Nitrates
<LOD–740
1.12
1%
<LOD–5.10
3.48
0%
<LOD–740
<LOD
2%
Lead
<LOD–0.007
<LOD
0%
<LOD–0.007
<LOD
0%
<LOD–0.003
<LOD
0%
Copper
<LOD–0.024
<LOD
0%
<LOD–0.024
<LOD
0%
<LOD
<LOD
0%
Cadmium
<LOD–0.001
<LOD
0%
<LOD–0.001
<LOD
0%
<LOD
<LOD
0%
Arsenic
<LOD–0.004
<LOD
0%
<LOD
<LOD
0%
<LOD–0.004
<LOD
0%
Chromium
<LOD
<LOD
0%
<LOD
<LOD
0%
<LOD
<LOD
0%
Cobalt
<LOD
<LOD
0%
<LOD
<LOD
0%
<LOD
<LOD
0%
Mercury
<LOD
<LOD
0%
<LOD
<LOD
0%
<LOD
<LOD
0%
CV = comparison value (provided in Table 1). Only metals detected in 5% or more of samples.
for maximum likelihood estimation comparing Akaki-Kality to Yeka.