Sensors & Software pulseEKKO Product Manual page 129

Refer to the chart below for a more in-depth listing of radar velocities for various materials.
Material
Dry Soil
Dry Sand
Granite
Dry Salt
Dry Rocks
Limestone
Wet Rock
Concrete
Pavement
Shale
Wet Soil
Wet Sand
Fresh Water
Sea Water
Velocity (m/ns)
Air
Ice
Silt
Clay
Velocity (ft./ns)
0.30
0.16-0.17
0.15
0.15
0.13
0.13
0.12
0.12
0.10
0.08-0.12
0.10
0.09
0.07
0.06
0.06
0.06
0.033
0.033
117
System Configuration
0.98
0.52 – 0.56
0.419
0.49
0.43
0.43
0.39
0.39
0.33
0.26-0.39
0.33
0.30
0.23
0.20
0.20
0.20
0.11
0.11