Red and black plaque № 8926
Location
Kempton Park Water Treatment Works, Snakey Lane, Hanworth TW13
Inscription
Kempton Great Engines Designed by the Metropolitan Water Board under the direction of Henry Stilgoe. these two triple expansion engines were manufactured by Worthington-Simpson at Newark-on-Trent and commissioned in 1928. They provided clean water to the people of London for 50 years. Engine No. 6 (known as The Sir William Prescott) is the largest working steam engine in the world.