Hornchurch Marshes is an area of the London Borough of Havering, adjacent to the River Thames, in London, England. It includes the eastern part of the Ford Dagenham estate and turbine 2 of the Dagenham wind turbines. The land has been contaminated from landfill and industrial use. It is now an area of regeneration called Beam Reach and is the location of the Centre for Engineering and Manufacturing Excellence.