FLOODPLAIN MANAGEMENT
(EXAM 4) 2025 QUESTIONS AND
ANSWERS
Floodplain - ....ANSWER ...-any land area susceptible to being
inundated by floodwaters from any source
Floodplain management - ....ANSWER ...-A decision making
process that aims to achieve wise use of the nation's floodplain (FEMA)
11 - ....ANSWER ...-How many named systems strike the Atlantic
basin a year (on average)?
coastal/tidal - ....ANSWER ...-what type of flooding occurs due to
hurricanes or other major storms?
Riverine/backwater - ....ANSWER ...-Flooding caused by
exceptional rainfalls, spring thawing, and inability of stream channel to
accommodate runoff from its watershed
...COPYRIGHT ©️ 2025... ALL RIGHTS RESERVED... 1
, fertile - ....ANSWER ...-Floodplains normally have ___ soils
surface runoff - ....ANSWER ...-urban development has increased
___ ___ which increases potential hazards in a floodplain
100 year flood - ....ANSWER ...-flood that has a 1% chance of
being equaled or exceeded in any given year
500 year flood - ....ANSWER ...-flood that has a 0.2% chance of
being equaled or exceeded in any given year
coastal flooding - ....ANSWER ...-flooding minimized using
mostly nonstructural techniques, but some structural
riverine flooding - ....ANSWER ...-flooding minimized using both
structural and non structural techniques
benefits of floodplains - ....ANSWER ...--modulation of floods
- productive soils
- maintenance of water quality
- groundwater recharge
...COPYRIGHT ©️ 2025... ALL RIGHTS RESERVED... 2
(EXAM 4) 2025 QUESTIONS AND
ANSWERS
Floodplain - ....ANSWER ...-any land area susceptible to being
inundated by floodwaters from any source
Floodplain management - ....ANSWER ...-A decision making
process that aims to achieve wise use of the nation's floodplain (FEMA)
11 - ....ANSWER ...-How many named systems strike the Atlantic
basin a year (on average)?
coastal/tidal - ....ANSWER ...-what type of flooding occurs due to
hurricanes or other major storms?
Riverine/backwater - ....ANSWER ...-Flooding caused by
exceptional rainfalls, spring thawing, and inability of stream channel to
accommodate runoff from its watershed
...COPYRIGHT ©️ 2025... ALL RIGHTS RESERVED... 1
, fertile - ....ANSWER ...-Floodplains normally have ___ soils
surface runoff - ....ANSWER ...-urban development has increased
___ ___ which increases potential hazards in a floodplain
100 year flood - ....ANSWER ...-flood that has a 1% chance of
being equaled or exceeded in any given year
500 year flood - ....ANSWER ...-flood that has a 0.2% chance of
being equaled or exceeded in any given year
coastal flooding - ....ANSWER ...-flooding minimized using
mostly nonstructural techniques, but some structural
riverine flooding - ....ANSWER ...-flooding minimized using both
structural and non structural techniques
benefits of floodplains - ....ANSWER ...--modulation of floods
- productive soils
- maintenance of water quality
- groundwater recharge
...COPYRIGHT ©️ 2025... ALL RIGHTS RESERVED... 2
