| SITES | No. of Samples | Median | Lower Quartile | Upper Quartile | Minimum | Maximum |
| SITE 1 | 14 | 0.14 | 0.00 | 0.88 | 0.00 | 1.16 |
| SITE 2 | 15 | 0.02 | 0.00 | 0.29 | 0.00 | 0.93 |
| SITE 3 | 26 | 0.54 | 0.03 | 0.86 | 0.00 | 2.93 |
| SITE 4 | 16 | 0.01 | 0.00 | 0.15 | 0.00 | 0.44 |
| SITE 5 | 29 | 0.04 | 0.00 | 0.44 | 0.00 | 0.93 |
| SITE 6 | 25 | 0.00 | 0.00 | 0.48 | 0.00 | 0.80 |
| SITE 7 | 25 | 0.10 | 0.00 | 0.22 | 0.00 | 0.81 |
| Total | 150 | 0.09 | 0.00 | 0.50 | 0.00 | 2.93 |