It'll offer information about property protection equipment, and the grants and finances available for repairs.
Representatives from the Environment Agency and the city council will also be on hand to answer questions and talk about the improved defences for the River Exe.
The event's being organised by the Topsham Emergency Group.
Kate Bush ‘heartbroken’ after friend lost at sea
Police investigate unexplained death near Chudleigh
Major Devon to London rail disruption
Plymouth museum generates millions for economy
Exeter man wins £1 million on scratchcard
Missing Christmas Day swimmer named
