Table 3 The calculated data of the PI and IPI for heavy metals of soil and dust samples.
Soil | Al | Cd | Co | Cr | Cu | Fe | Mn | Ni | Pb | Ti | Zn | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PI | IPI | |||||||||||
Urban Riyadh | ||||||||||||
Max | 0.2 | 0.5 | 0.0 | 0.2 | 0.1 | 0.2 | 0.2 | 0.2 | 0.8 | 0.0 | 0.4 | 0.2 |
Min | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.0 | 0.1 | 0.0 | 0.1 | 0.0 |
Average | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.0 | 0.4 | 0.0 | 0.2 | 0.1 |
Suburban Riyadh | ||||||||||||
Max | 0.1 | 0.0 | 0.1 | 0.0 | 0.0 | 0.2 | 0.2 | 0.1 | 0.3 | 0.0 | 0.2 | 0.1 |
Min | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.0 | 0.3 | 0.0 | 0.0 | 0.1 |
Average | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.1 | 0.3 | 0.0 | 0.1 | 0.1 |
Urban Mahad AD’Dahab | ||||||||||||
Max | 0.2 | 2.0 | 0.0 | 0.1 | 0.5 | 0.3 | 0.4 | 0.1 | 1.4 | 0.1 | 1.1 | 0.6 |
Min | 0.1 | 0.0 | 0.0 | 0.0 | 0.1 | 0.2 | 0.2 | 0.0 | 0.3 | 0.1 | 0.2 | 0.1 |
Average | 0.2 | 1.0 | 0.0 | 0.1 | 0.3 | 0.3 | 0.3 | 0.1 | 0.9 | 0.1 | 0.7 | 0.3 |
Suburban Mahad AD’Dahab | ||||||||||||
Max | 0.2 | 0.0 | 0.0 | 0.1 | 0.2 | 0.3 | 0.4 | 0.1 | 0.4 | 0.2 | 0.5 | 0.2 |
Min | 0.1 | 0.0 | 0.0 | 0.0 | 0.1 | 0.2 | 0.3 | 0.0 | 0.3 | 0.1 | 0.2 | 0.1 |
Average | 0.1 | 0.0 | 0.0 | 0.0 | 0.2 | 0.2 | 0.3 | 0.1 | 0.3 | 0.1 | 0.3 | 0.2 |
Dust | ||||||||||||
Urban Riyadh | ||||||||||||
Max | 0.25 | 5.19 | 0.24 | 0.29 | 0.87 | 0.44 | 0.41 | 0.52 | 2.63 | 0.10 | 37.8 | 3.88 |
Min | 0.09 | 0.00 | 0.01 | 0.10 | 0.16 | 0.18 | 0.16 | 0.16 | 0.31 | 0.02 | 1.26 | 0.29 |
Average | 0.13 | 0.51 | 0.11 | 0.15 | 0.34 | 0.25 | 0.23 | 0.27 | 1.01 | 0.06 | 7.48 | 0.96 |
Suburban Riyadh | ||||||||||||
Max | 0.18 | 0.00 | 0.09 | 0.18 | 0.23 | 0.31 | 0.28 | 0.28 | 1.06 | 0.08 | 14.4 | 1.51 |
Min | 0.06 | 0.00 | 0.00 | 0.06 | 0.10 | 0.15 | 0.14 | 0.11 | 0.35 | 0.02 | 1.25 | 0.21 |
Average | 0.12 | 0.00 | 0.06 | 0.12 | 0.14 | 0.23 | 0.20 | 0.22 | 0.54 | 0.05 | 7.54 | 0.84 |
Urban Mahad AD’Dahab | ||||||||||||
Max | 0.21 | 9.15 | 0.25 | 0.19 | 2.96 | 0.43 | 0.45 | 0.37 | 4.91 | 0.18 | 19.60 | 2.90 |
Min | 0.14 | 0.49 | 0.18 | 0.12 | 0.78 | 0.32 | 0.35 | 0.24 | 0.99 | 0.10 | 5.00 | 0.80 |
Average | 0.17 | 3.45 | 0.21 | 0.15 | 1.81 | 0.36 | 0.40 | 0.29 | 2.42 | 0.13 | 12.3 | 1.90 |
Suburban Mahad AD’Dahab | ||||||||||||
Max | 0.24 | 0.83 | 0.25 | 0.18 | 0.81 | 0.51 | 0.62 | 0.38 | 0.99 | 0.16 | 16.70 | 1.90 |
Min | 0.08 | 0.49 | 0.05 | 0.04 | 0.15 | 0.18 | 0.19 | 0.09 | 0.17 | 0.06 | 2.77 | 0.40 |
Average | 0.13 | 0.62 | 0.12 | 0.09 | 0.35 | 0.29 | 0.33 | 0.20 | 0.46 | 0.10 | 8.31 | 1.00 |