All main roads to and from St Asaph are now open. Traffic is still being temporarily controlled along Sarn Road, due to standing water.
Scottish Power has worked throughout the day to restore electricity to a large number of homes.
North Wales Police are doing extra patrols, to provide reassurance and prevent crime in affected areas. Superintendent Peter Newton said: 'We continue to work with all our partner agencies to minimise the impact of the flooding. The recovery of the area to normality remains our priority.'
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