Velocity (m/s)

Depth of flooding (m)

0

0.1

0.2

0.3

0.4

0.5

0.6

0.8

1

1.5

2

2.5

0

0.1

0.25

0.5

1

1.5

2

2.5

3

3.5

4

4.5

5

Remark

Water depth (m)

Hazard index

Small hazard < 0.2

0 - 0.25

Medium hazard < 0.5

0.25 - 0.5

Intermediate hazard < 1.5

0.5 - 0.75

High hazard > 1.5

0.75 - 1