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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Chancellor George Osborne will seek to reassure financial markets on Monday morning following Britain's decision to leave the EU.
In his first outing since the referendum result, the lead Leave campaigner has outlined his vision for a post-Brexit Britain.
Becoming fresher, unsettled with rain at times as the week goes on.