The Department of Environment and Natural Resource (DENR), Division of Waste Management (DWM), Underground Storage Tank Section (UST), is seeking proposals for the design and installation of Point-of-Entry (POE) Granular Activated Carbon (GAC) water treatment systems, as well as continuing maintenance on existing POE systems (current total is 58) on residential water supply wells throughout state that are contaminated with petroleum-related compounds. Required services cover the entire state and maintenance services occur at a minimum of every six (6) months.