Author: john

Storm Hydrographs

Use the data below to draw your storm hydrograph in the space provided.
When you have done this, use the labels at the bottom to annotate your Storm Hydrograph. If you get stuck, refer back to the information sheet given to you earlier.

Peak Rainfall The hour of greatest rainfall during a storm	Falling Limb The period of time when the rivers discharge is falling
Peak Discharge The time of maximum discharge by the river	Normal Flow The base flow of the river
Lag Time The period of time between peak rainfall and peak discharge	Rising Limb The period of rising river discharge following a period of rainfall.