Zone (Composite Snow Sample Locations) | Pb (µg/l) | As (µg/l) | Cr (µg/l) | Cd (µg/l) | Ni (µg/l) | Zn (µg/l) | Mn (µg/l) | Hg (µg/l) | |
Industrial | Mean | 30.1 | 0.33 | 4.29 | 0.62 | 3.71 | 545.4 | 30.0 | 0.062 |
N | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | |
Std. Deviation | 31.4 | 0.22 | 4.00 | 0.53 | 3.73 | 651 | 24.7 | 0.08 | |
Median | 18.5 | 0.27 | 3.09 | 0.40 | 2.52 | 410 | 25.4 | 0.03 | |
Minimum | 10.2 | 0.15 | 1.13 | 0.21 | 0.99 | 39.9 | 11.7 | ND | |
Maximum | 85.8 | 0.72 | 10.8 | 1.53 | 10.2 | 1660 | 72.2 | 0.20 | |
Roadside | Mean | 5.55 | 0.47 | 2.20 | 0.09 | 1.82 | 78.5 | 30.9 | ND |
N | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | |
Std. Deviation | 5.37 | 0.40 | 2.15 | 0.07 | 1.87 | 63.1 | 25.8 | ND | |
Median | 4.15 | 0.36 | 1.57 | 0.08 | 1.45 | 64.7 | 23.1 | ND | |
Minimum | 0.69 | 0.14 | 0.43 | 0.01 | ND | 18.6 | 9.52 | ND | |
Maximum | 13.2 | 1.02 | 5.21 | 0.18 | 4.37 | 166 | 67.8 | ND | |
Commercial | Mean | 4.77 | 0.30 | 0.98 | 0.06 | 0.86 | 53.4 | 11.2 | ND |
N | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | |
Std. Deviation | 2.37 | 0.09 | 0.26 | 0.02 | 0.18 | 21.2 | 1.24 | ND | |
Median | 4.05 | 0.28 | 0.93 | 0.06 | 0.85 | 52.4 | 11.1 | ND | |
Minimum | 2.89 | 0.22 | 0.74 | 0.04 | 0.65 | 28.5 | 9.94 | ND | |
Maximum | 8.07 | 0.41 | 1.31 | 0.08 | 1.08 | 80.2 | 12.8 | ND | |
Residential/Parkland | Mean | 1.54 | 0.08 | 0.32 | 0.03 | 0.57 | 19.8 | 6.56 | ND |
N | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | |
Std. Deviation | 1.56 | 0.08 | 0.18 | 0.02 | 1.52 | 10.8 | 1.78 | ND | |
Median | 0.99 | 0.05 | 0.26 | 0.02 | 0.00 | 16.2 | 6.70 | .ND | |
Minimum | 0.51 | ND | 0.14 | 0.01 | ND | 9.30 | 4.33 | ND | |
Maximum | 5.04 | 0.21 | 0.74 | 0.06 | 4.82 | 43.3 | 10.2 | ND | |
Background | Mean | 0.20 | ND | 0.01 | 0.21 | 0.37 | 8.25 | 3.63 | ND |
N | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
Std. Deviation | 0.01 | 0.00 | 0.003 | 0.06 | 0.52 | 1.06 | 1.03 | ND | |
Median | 0.20 | ND | 0.01 | 0.22 | 0.37 | 8.25 | 3.63 | ND | |
Minimum | 0.19 | ND | 0.01 | 0.17 | ND | 7.50 | 2.90 | ND | |
Maximum | 0.20 | ND | 0.01 | 0.26 | 0.74 | 9.00 | 4.36 | ND |