Geoelectrical Unit

Interpretation

Apparent Resistivity (in Ω-m)

Thickness (in m)

Inferred Geologic Material

1

200 - 800

0.43 - 15.6

Hardpan topsoil

2

25 - 100

0.37 - 341.62

Alluvial material (sand/silt),

3

0.2 - 15

0.43 - 161.53

Playa lake material (clay/evaporites),

4

100 - 300

0.54 - 39.8

Gravel/sand mixture

5

400 - 3500

1.03 - 26.3

Partly fractured rock/conglomeratic material