Key Terms Flashcards
1
Q
Storm hydrograph
A
- shows how a river changes over a short period
- drawn to show how a river reacts to an individual storm
2
Q
Quickflow/stormflow
A
- water getting into rivers due to overland runoff
3
Q
Rising limb
A
- shows how quickly flood waters begin to rise
4
Q
Flood
A
- discharge big enough to cause a body of water to overflow its channel + submerge surrounding land
5
Q
Recessional limb
A
- speed the water lvl in river dec. after peak
6
Q
Peak flow
A
- max. discharge of river due to storm
7
Q
Time lag
A
- time between height of storm + max. flow in river
8
Q
River regime
A
- annual variation in discharge of a river
9
Q
Drainage basin density
A
- number of surface streams in a given area
