Water System Improvements Posted on February 11, 2016December 21, 2023 by Weston & Sampson (A) Water System Improvements In 2011, Weston & Sampson installed a small treatment plant for a well pump station. Work included a river crossing, sand filters, and chemical feed system. BACK Looking for assistance with your Construction project? How can we help? Posted in Construction, Treatment Facilities and tagged Sutton.