Storm hydrograph interpretation

GCSE · Geography · AQA · 3.1.3.3 — River landscapes in the UK: long and cross profiles, fluvial processes, landforms of erosion and deposition, an example of a UK river, flood-risk factors, hydrographs, hard and soft engineering, a flood management scheme

Question

(Q5) A storm hydrograph for River A shows a lag time of 6 hours and a peak discharge of 110 m³/s. River B shows a lag time of 14 hours and peak discharge of 60 m³/s. Suggest reasons for the difference. (4 marks)

4 marks · take your time before peeking.

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