Crossword Genius

Man-made lake's river rose disastrously (9)


I believe the answer is:


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'man-made lake's' is the definition.
'reservoir' can be an answer for 'lake's' (reservoir is a kind of lake). I am not sure about the 'man-made' bit.

'river rose disastrously' is the wordplay.
'disastrously' indicates anagramming the letters (I've seen this in other clues).
'riverrose' with letters rearranged gives 'RESERVOIR'.

Can you help me to learn more?

(Other definitions for reservoir that I've seen before include "Source of water supply" , "Lake for collecting and storing water" , "Lake used to store water for community use" , "Lake created to store water" , "Man-made lake to store water" .)

I've seen this clue in The Telegraph.
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