| Biopile |
Initial average1 |
After pretreatment2 |
Mid-treatment average3 |
Final average3 |
| 1 |
20 213 |
9978 |
SD |
3556 |
| 2 |
20 213 |
12 465 |
6434 |
5171 |
| 3 |
20 213 |
12 465 |
7091 |
5610 |
| 4 |
20 213 |
12 465 |
4944 |
3580 |
| 5 |
20 213 |
12 465 |
5302 |
3579 |
| 6 |
20 213 |
11 393 |
7685 |
4899 |
| 7 |
20 213 |
11 393 |
7755 |
5098 |
| 8 |
20 213 |
6780 |
6093 |
3966 |
| 9 |
20 213 |
12 700 |
7748 |
5541 |
| 10 |
20 213 |
12 700 |
5313 |
4588 |
| 11 |
20 213 |
13660 |
6030 |
4043 |
| 12 |
20 213 |
11308 |
5491 |
5089 |
| 13 |
20 213 |
11308 |
5995 |
5410 |
| 14 |
20 213 |
9657 |
SD |
3032 |
1Results of the soil sample from the original site, taken by the quartering method
2Results of the soil sample for each constructed biopile at mid-time of treatment
3Average results of sampling on the three sides and the three depths of the biopile SD=No data, HFH= Heavy fraction hydrocarbons |
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