Print Quiz: Boscastle flood hydrograph ()

1.

Did you include data on the rainfall amounts in mm e.g. total of about 70mm or max of 15mm in half an hour?

A.

yes

B.

no

2.

Did you include data on the river flow in cumecs, incluidng the peak flow of 100 cumecs?

A.

yes

B.

no

3.

Did you refer to timings / periods of time about the data? (e.g. rainflall lasted 4.5 hours, storm flow for over 7 hours)

A.

yes

B.

no

4.

Did you refer to the lag time and comment on how long it was (2.5 hours)?

A.

yes

B.

no

5.

Did you refer to the baseflow and stormflow or similar concepts

A.

yes

B.

no

6.

Did you refer to when bankfull discharge was reached/ length of flood flow being 4.5 hours?

A.

yes

B.

no

7.

Did you compare the rising and falling limb of the hydrograph (similar but rising took a bit longer)?

A.

yes

B.

no

8.

Bonus mark - did you give reasons/ explain anything about the hydrograph?

A.

Yes

B.

No