How Do Hydrologists Measure the Severity of Floods

Multiple Choice

How do hydrologists measure the severity of floods?

A) the height (stage) above which a stream overflows its banks
B) the number of people that are impacted along a floodplain
C) the amount of land area that is inundated along a floodplain
D) how fast the water rises in the channel
E) the amount of land area that collects water from a rain event