General Criteria
Alberta Tier 1 1 Criteria for Contaminated Soil Assessment and Remediation (1994)
General
| pH (0.01M CaCl2) 2 |
6.5 to 8.5 |
| Electrical Conductivity (dSm -1 ) 3 |
2 |
| Sodium Adsorption Ratio 3 |
6 |
Inorganics 4 (ug/g or ppm)
| Arsenic |
10 |
| Barium |
400 |
| Beryllium |
5 |
| Bromide (Water Soluble) |
20 |
| Boron (Hot Water Soluble) |
2 |
| Cadmium |
1 |
| Chromium, Valency 6* |
5 |
| Chromium, Total |
100 |
| Cobalt |
20 |
| Copper |
80 |
| Cyanide (Water Soluble) |
0.5 |
| Cyanide (Total) |
5 |
| Fluoride |
200 |
| Lead 5 |
50 5 |
| Mercury |
0.2 |
| Nickel |
40 |
| Selenium |
2 |
| Sulphur (Elemental 6 ) |
500 6 |
| Thallium |
1 |
| Vanadium |
50 |
| Zinc |
120 |
Organics (ug/g or ppm)
| Aliphatics |
|
| Non-chlorinated aliphatics, individual or total* |
0.3 |
| |
|
| Chlorinated aliphatics, individual or total* |
0.1 |
| 1,1-dichloroethane |
|
| 1,2-dichloroethane |
|
| 1,1-dichloroethene |
|
| 1,2-dichloroethene (trans- and cis- forms) |
|
| dichloromethane |
|
| dichloropropane (1,2-, 1,3-, and 2,2- forms) |
|
| dichloropropene (1,3-, trans-, 1,2-, and cis-1,2-forms) |
|
| 1,1,2,2-tetrachloroethane |
|
| tetrachloroethene (perchloroethylene) |
|
| trichloroethene |
|
| tetrachloromethane (carbon tetrachloride) |
|
| trichloroethane) |
|
| trichloromethane (chloroform) |
|
| Vinyl chloride |
|
|
|