Trace metals | Urban roads | Highways | ||||||||
MAV | OLR | NKB | TOT 2 | ADSK | KJU | KAKD | KNK | KASJ | ADWE | |
Fe (mg/L) | 0.008 | 0.063 | 0.136 | 0.115 | 0.007 | 0.351 | 0.09 | 0.172 | 0.400 | 0.561 |
Cu (mg/L) | 0.135 | 0.020 | 0.165 | 0.038 | 0.151 | 0.016 | 0.017 | 0.014 | 0.023 | 0.047 |
Cd (mg/L) | BDL | BDL | BDL | 0.003 | 0.002 | 0.005 | 0.075 | 0.005 | 0.008 | 0.004 |
Pb (mg/L) | 0.104 | 0.083 | 0.150 | 0.095 | 0.152 | 0.029 | 0.009 | 0.023 | 0.060 | 0.101 |
Zn (mg/L) | 0.084 | 0.033 | 0.167 | 0.035 | 0.233 | 0.017 | 0.027 | 0.018 | 0.031 | 0.044 |
Ni (mg/L) | BDL | BDL | 0.002 | BDL | BDL | 0.003 | BDL | 0.002 | 0.005 | 0.006 |
Cr (mg/L) | BDL | BDL | BDL | BDL | BDL | BDL | BDL | BDL | BDL | BDL |