Figure 1: 30 TAC 332.72
Table 1: Maximum Allowable Concentrations
PARAMETER
Grade 1 Compost
(mg/kg)
Grade 2 Compost
(mg/kg)
As
10
41
Cd
16
39
Cr (total)
180
1200
Cu
1020
1500
Pb
300
300
Hg
11
17
Mo
75
75
Ni
160
420
Se
36
36
Zn
2190
2800
PCBs
1
10