The River Mimram - 'the jewel in Hertfordshire's countryside'

Welcome to the website of the River Mimram Catchment Partnership.  The Partnership was formed in 2012 and brings together farmers, landowners, local groups, volunteers, environmental organisations, councils and statutory bodies to improve the river for wildlife and people.  Please visit the Mimram Catchment Management Plan to see what is planned for the river.

Latest news for the River Mimram

Join us to celebrate the launch of the Chalk Stream Strategy on the banks fo the River Mimram, (Tewinbury) on 15 October 2021.

Join the Chilterns, Herts & Middlesex Riverfly Hub on Saturday 14th March 2020 for our annual Riverfly Day event!

The Environment Agency are consulting on their Drought Planning Guideline for Water Companies – open until 18th October 2019 - and we urge you to respond.

A new nature trail that takes in some of the best habitat in Welwyn Garden City has opened at Tewinbury Farm Hotel. The Trail is now open every day for guests of the Tewinbury Farm Hotel and Herts and Middlesex Wildlife Trust members and can be accessed by collecting a key from the hotel reception. 

Mimram visit button

Mimram get involved

Themes and objectives

Theme: FlowFlow - getting more water back into the river.

Theme: QualityImproving the water quality, habitats and wildlife.

Theme: PeopleHelping people appreciate and get the most out of the river.

Theme: MonitoringMeasuring the river's ecological status and monitoring its health.

Design by LTD Design Consultants and build by Garganey Consulting.