Soil Depth (cm) Cations Sites
Remediation Unremediated Control
0 – 5 Na+ 0.010 0.043 0.023
K+ 1.80 0.0 0.021
Mg2+ 0.021 0.057 0.031
Ca2+ 0.0 2.70 0.018
10 – 15 Na+ 0.015 0.014 0.016
K+ 0.0 0.0 2.5
Mg2+ 0.023 0.032 0.042
Ca2+ 0.0 0.0 3.8
20 – 25 Na+ 0.023 0.026 0.024
K+ 1.8 0.0 0.01
Mg2+ 0.052 0.041 0.061
Ca2+ 0.0 0.0 0.0
Table 1: Total Exchangeable Cations (meq/kg) at the three sites.