Table 4: Initial model parameters for the SWAMI inversion.

Layer

No.

Depth

(m)

Density

(g/cc)

Poisson ratio

Vp/Vs

ratio

Initial Vs

(m/s)

1

10.0

1.6

0.33

1.8

110

2

20.0

1.6

0.33

1.8

210

3

30.0

1.6

0.33

1.8

310

4

40.0

1.6

0.33

1.8

410

5

50.0

1.8

0.33

1.8

450

6

60.0

1.8

0.33

2.0

510

7

70.0

1.8

0.33

2.0

571

8

80.0

1.8

0.33

2.0

610

9

90.0

1.8

0.33

2.0

710

Half Space

1.8

0.33

2.0

800