The Environment Agency has circulated this information which explains what it does, how it goes about maintaining local waterways and understanding the flood risk in your area:
Environment Agency Routine Maintenance Factsheet 16.02.2021
Incident Hotline – 0800 80 70 60 (24-hour service)
Call this number to report any of the following incidents:
flooding
blockages which could cause flooding from main rivers
pollution
unusual changes in the flow of water
collapsed or badly damaged flood defences (river or sea)