Latest news

The River Lea Catchment Conference was held on Wednesday20th March 2024. It gave an opportunity for anyone interested in the chalk rivers of Hertfordshire and Middlesex to find out about some of the initiatives over the last two years to improve freshwater habitats locally and regionally.

The Winter 2023/4 Water Quality Update for the River Lea and tributaries can be read here

There is a River Lea Catchment Partnership Meeting on Wednesday 20th March 2024, 6.00pm – 9.30pm at Welwyn Civic Centre.

For further details see Lea Conference Invite & Agenda

Luton Lea Upper Lea Middle Lea Mimram Lower Lea Ash Rib and Quin Beane London Lea Stort

Roll over the map to highlight a river catchment, click to view information for that river and view the projects and their progress.

Riverfly button

A fantastic citizen science scheme helping local volunteers monitor the water quality of their local river

Design by LTD Design Consultants and build by Garganey Consulting.