Established in 1995, the Cayuga County Water and Sewer Authority (WSA) is a public benefit corporation whose purpose is to provide, operate, and maintain public water and sewer services within the Cayuga County.

The WSA supplies potable water and sewer conveyance to residental customers throughout rural areas of the County.  The Authority also supplies water to the Villages of Port Byron and Weedsport, the Towns of Mentz, Montezuma, Brutus, and the New York State Thruway Authority.

The WSA promotes, provides, and protects water resources within Cayuga County.