Both Wells' No. 1A and 2A are anticipated to exceed MassDEP's MCL of 20 ppt (DWSRF6635). ... Burlington,DW2203,Mill Pond Water Treatment Plant PFAS,"14,090,350*",Under Construction,The Town of Burlington seeks to construct a new system at the Mill Pond Treatment Plant to remove or mitigate existing PFAS concentrations within the Town of ...