The River Pinn Project information page

Closes 1 Oct 2022

Opened 10 Oct 2018


Updated: 20 July 2021

This webpage is no longer being updated. Please visit our new engagement portal at to see what is being done to investigate and manage flood risk across the River Pinn catchment in north-west London.

This contains the latest updates on projects and how to get involved through various interactive tools and features. You can sign up through the portal to receive updates as these projects progress.

If you have any questions, please contact the project teams through the webpage or at

Visit our website here to find out more about what you can do to reduce the impact of flooding on you and your property.

Find out about your rights and responsibilities of owning a watercourse here.

View our schedule of maintenance work on the River Pinn here.

If you have been flooded from a public sewer, please complete Thames Water's sewer flooding questionnaire on their website here and return it to them at the address on the form. 



  • Recreational and commercial river users
  • Members of the public with an interest in the river, the species and conservation
  • Businesses
  • Charities
  • Statutory organisations
  • Members of the public
  • Elected representatives, including MPs
  • Local councils
  • Environment Agency customers
  • Local authorities
  • District and parish councils
  • Environmental bodies
  • Land owners
  • RFCCs
  • Water companies
  • Members of the public
  • Community groups
  • Flood action groups
  • Members of the public
  • Community groups
  • Members of the public


  • Flood management
  • Water resources
  • Habitats and wildlife