Mimram is a small river that flows through the county of Hertfordshire in England. It is a tributary of the River Lea and is approximately 20 miles long. The river rises near Whitwell and flows through the towns of Welwyn, Welwyn Garden City, and Hertford before joining the River Lea near Ware. The river is known for its clear water and diverse wildlife, including brown trout, kingfishers, and water voles.
The Mimram Valley is a designated Area of Outstanding Natural Beauty (AONB) and is a popular destination for walkers and cyclists. The valley is home to a number of nature reserves, including Panshanger Park and Tewin Orchard, which provide habitats for a variety of rare and endangered species. The river also plays an important role in the local economy, providing water for agriculture and industry.
Despite its natural beauty, the Mimram has faced a number of challenges in recent years. Pollution from agricultural runoff and sewage has threatened the river's ecosystem, and development in the surrounding area has put pressure on the river's water supply. However, local conservation groups and government agencies have worked to address these issues, implementing measures to reduce pollution and protect the river's wildlife. As a result, the Mimram remains a valuable resource for the people and wildlife of Hertfordshire.