Hydrographs

Question 1

what is lag time?

Answer 1

The lag time is the time between the height of the storm and the max flow of ther river

Question 2

What is the risibng limb?

Answer 2

shows how quickly the flood waters begin to rise

Question 3

what is peak discharge?

Answer 3

The peak discharge is the Max. discharge of the river

Question 4

What is falling limb?

Answer 4

is the speed with which water level in the river declines after the peak

Question 5

what is baseflow?

Answer 5

the normal level of teh river, which is fed by grounda

water

Question 6

what deos a steep rising limb mean?

Answer 6

precipitation is reaching the river quickly which increases flood risk

Question 7

A short lag time means?

Answer 7

that the river level is rising quickly which could mean aflash flood