Do not connect your basement sump pump to the sanitary sewer!
It's the Law!
Federal law prohibits basement sump pumps from discharging into Montville’s Sanitary Sewer System.
No storm pipe, storm drain, sump pump for subsurface or basement water, or storm or ground water disposal of any kind shall be connected to or be allowed to discharge into any house or building sewer connection.
No gasoline, naphtha, oil, or other explosives or flammable material or acids shall be permitted to be discharged into the sanitary sewer.
No cesspool, septic tank, individual sanitary disposal system, dry well or sump hole of any kind shall be connected to or be allowed to discharge into the sewer system.