Parameter

Unit

Average value

Min. value

Max. value

Best fit calibration

T alluvial

m2/s

9.8 × 10−4

3.5 × 10−4

2.4 × 10−3

1.0 × 10−3

T hard rock

m2/s

2.0 × 10−4

1.0 × 10−5

3.0 × 10−4

2.0 × 10−4

Ig alluvial

m/s

4.0 × 10−9

2.0 × 10−9

6.0 × 10−9

3.0 × 10−9

Ig hard rock

m/s

1.5 × 10−9

0.5 × 10−9

2.0 × 10−9

1.0 × 10−9