A Department for Communities and Local Government spokeswoman said "there is never an excuse for verbal abuse" after reports that Environment Agency staff were criticised by people in Wraysbury.
The flooding will be extremely stressful for all involved, but there is never an excuse for verbal abuse.
Ministers have publicly praised the hard work of the on-the-ground Environment Agency staff in challenging times.
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All 33 London councils were warned about "combustible" panels being used on buildings which could potentially spread blazes.
It happened at a rail depot near Daventry in Northamptonshire.
A wet end to the month with a deluge of rain across much of southern Britain.