How would a hydrograph for a drainage basin change if major urban growth were to occur upstream?
A) The hydrograph would be higher and narrower.
B) The hydrograph would be both higher and last longer.
C) The hydrograph would be lower but last longer.
D) The hydrograph changes only with wildfire, logging, or overgrazing, not urban growth.
E) The hydrograph becomes skewed, rising more slowly but dropping very quickly.

Question

Quizplus · Accepted Answer

Urban growth increases impervious surfaces, leading to faster runoff and higher peak discharge, resulting in a higher and narrower hydrograph.

How Would a Hydrograph for a Drainage Basin Change If