Aims

Latest news

With the extraordinary heat this week plus tragic news of fatalities in water around the country, we are grateful to Royal Life Saving Society for sharing information on Summer Water Safety  and resources for the RLSS UK's Drowning Prevention Week 13-20th June 2026.

Spring is in the air!  ColneCAN is seeking a new fresh logo!

The Zoological Society London (ZSL) are looking for volunteers to help identify hidden pollution to improve and protect the River Pinn.

Catchment areas of the River Colne

River Chess Colne Valley Park North Colne Valley Park South Rivers Gade and Bulbourne Rivers Misbourne and Alderbourne Rivers Pinn, Ash, Duke of Northumberland and Longford Upper Colne and tributaries River Ver

Roll over the map to highlight the individual catchments, click to visit the action plan for that catchment.

You can help in many ways: from saving water at home to more hands-on practical work with the rivers themselves. You may also have ideas about new or existing projects – we would like to hear them!

Design by LTD Design Consultants and build by Garganey Consulting. From an original concept by the Herts and Middlesex Wildlife Trust. Hosting by Stablepoint