Table 6: Extreme Cu, Cr, and As concentrations in soils near 1-, 2-, and 13-year-old poles.

Approximate pole age (years)TLPoleCu (mmol/kg)Cr (mmol/kg)As (mmol/kg)

1227P1-837.515.515.7

2225P19L (N)17.36.122.48

13259P12122.45.193.19
P8721.311.88.25
P10128.965.538.9