The South East Strategic Reservoir Option (SESRO) is a landmark 150 million cubic metre reservoir near Abingdon. This project not only aims to secure vital water resources but also aspires to enhance biodiversity through new habitat creation and deliver new leisure and recreational amenities. Learn more about SESRO here: https://thames-wrmp.co.uk/projects/sesro/.

Binnies is proud to be working in joint venture with Arup as the delivery partner for SESRO, supporting Thames Water in securing a Development Consent Order (DCO) for this nationally significant infrastructure project. Together, we are responsible for all design, consenting, and environmental services for the integrated scheme.

Our Ecological Clerk of Works are currently supporting ongoing investigation works required to inform the design and DCO submission in late 2026. The need for ecological supervision is however increasing as the project evolves and we a...