Lawrence Experiment Station

The Lawrence Experiment Station, now known as the Senator William X. Wall Experiment Station, was the world's first trial station for drinking water purification and sewage treatment. It was established in 1887 in Lawrence, Massachusetts. A new, 22,000 square foot building opened in 1954 at 37 Shattuck Street. In 1975, it was added to the ASCE List of historic civil engineering landmarks.^[2] In 1993, the facility was renamed after state senator William X. Wall, who had lobbied for the construction of the new station in the 1950s.^[3]

• http://en.wikipedia.org/wiki/Lawrence Experiment Station