Flood Hydrographs ๐๐ Flashcards
1
Q
Peak Discharge?
A
Maximum discharge following rainfall event!!
2
Q
Peak Rainfall?!?!
A
Highest rate of precipitation during rainfall event
3
Q
Lag Time?!
A
Time between peak rainfall and peak discharge
4
Q
Rising Limb?!?
A
Increasing discharge as storm water enters the river Chanel
5
Q
Receding Limb?!?!
A
Falling discharge back to base level!!
6
Q
How is rainfall presented on a graph?
A
Bar chart
7
Q
How is discharge presented?!?!
A
Always a line graph
8
Q
Base Flow?!?!
A
Starting and finishing flow of the river either side of increased discharge