Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 742 - TIERED APPROACH TO CORRECTIVE ACTION OBJECTIVES
Subpart L - BUILDING CONTROL TECHNOLOGIES
Appendix B - Tier 1 Illustrations and Tables
Table D - pH Specific Soil Remediation Objectives for Inorganics and Ionizing Organics for the Soil Component of the Groundwater Ingestion Route (Class II Groundwater)
Chemical (totals) (mg/kg) |
pH 4.5 to 4.74 |
pH 4.75 to 5.24 |
pH 5.25 to 5.74 |
pH 5.75 to 6.24 |
pH 6.25 to 6.64 |
pH 6.65 to 6.89 |
pH 6.9 to 7.24 |
pH 7.25 to 7.74 |
pH 7.75 to 8.24 |
pH 8.25 to 8.74 |
pH 8.75 to 9.0 |
Inorganics |
|||||||||||
Antimony |
20 |
20 |
20 |
20 |
20 |
20 |
20 |
20 |
20 |
20 |
20 |
Arsenic |
100 |
100 |
100 |
110 |
110 |
120 |
120 |
120 |
120 |
130 |
130 |
Barium |
260 |
490 |
850 |
1,200 |
1,500 |
1,600 |
1,700 |
1,800 |
2,100 |
__a |
__a |
Beryllium |
140 |
260 |
420 |
820 |
2,800 |
7,900 |
17,000 |
130,000 |
1,000,000 |
__a |
__a |
Cadmium |
10 |
17 |
27 |
37 |
52 |
75 |
110 |
590 |
4,300 |
__a |
__a |
Chromium (+6) |
No Data |
No Data |
No Data |
No Data |
No Data |
No Data |
No Data |
No Data |
No Data |
No Data |
No Data |
Copper |
330 |
580 |
2,100 |
11,000 |
59,000 |
130,000 |
200,000 |
330,000 |
330,000 |
__a |
__a |
Cyanide |
120 |
120 |
120 |
120 |
120 |
120 |
120 |
120 |
120 |
120 |
120 |
Lead |
300 |
300 |
300 |
300 |
1,420 |
1,420 |
1,420 |
1,420 |
1,420 |
1,420 |
3,760 |
Mercury |
0.05 |
0.06 |
0.14 |
0.75 |
4.4 |
10 |
16 |
32 |
40 |
__a |
__a |
Nickel |
400 |
730 |
1,100 |
1,500 |
2,000 |
2,600 |
3,500 |
14,000 |
76,000 |
__a |
__a |
Selenium |
24 |
17 |
12 |
8.8 |
6.3 |
5.2 |
4.5 |
3.3 |
2.4 |
1.8 |
1.3 |
Thallium |
16 |
18 |
20 |
24 |
26 |
28 |
30 |
34 |
38 |
44 |
49 |
Zinc |
2,000 |
3,600 |
5,200 |
7,200 |
10,000 |
12,000 |
15,000 |
32,000 |
110,000 |
__a |
__a |
Chemical (totals) (mg/kg) |
pH 4.5 to 4.74 |
pH 4.75 to 5.24 |
pH 5.25 to 5.74 |
pH 5.75 to 6.24 |
pH 6.25 to 6.64 |
pH 6.65 to 6.89 |
pH 6.9 to 7.24 |
pH 7.25 to 7.74 |
pH 7.75 to 8.24 |
pH 8.25 to 8.74 |
pH 8.75 to 9.0 |
Organics |
|||||||||||
Benzoic Acid |
440 |
420 |
410 |
400 |
400 |
400 |
400 |
400 |
400 |
400 |
400 |
2-Chlorophenol |
20 |
20 |
20 |
20 |
20 |
20 |
19 |
3.6 |
3.1 |
2.2 |
1.5 |
2,4-Dichlorophenol |
1.0 |
1.0 |
1.0 |
1.0 |
1.0 |
1.0 |
1.0 |
0.86 |
0.69 |
0.56 |
0.48 |
Dinoseb |
84 |
45 |
19 |
8.2 |
4.3 |
3.4 |
3.1 |
2.7 |
2.5 |
2.5 |
2.5 |
Pentachlorophenol |
2.7 |
1.6 |
0.75 |
0.33 |
0.18 |
0.15 |
0.12 |
0.11 |
0.10 |
0.10 |
0.10 |
2,4,5-TP (Silvex) |
130 |
79 |
62 |
57 |
55 |
55 |
55 |
55 |
55 |
55 |
55 |
2,4,5-Trichlorophenol |
2,000 |
2,200 |
1,900 |
1,800 |
1,600 |
1,400 |
1,200 |
640 |
64 |
36 |
26 |
2,4,6-Trichlorophenol |
1.9 |
1.8 |
1.7 |
1.4 |
1.0 |
0.77 |
0.13 |
0.09 |
0.07 |
0.07 |
0.07 |
a No data available for this pH range.