The Public Utilities Plan required under Municipal Land Use Law provides information about
existing and future facilities related to the infrastructure of the Borough. The components of the
infrastructure directly impacting the health and general welfare of our residents and businesses in
the community include:
Wastewater Treatment
Stormwater Management
Electric Utilities
Wireless Telecommunications
Whippany, Rockaway, Upper Passaic River Basin
Groundwater accounts for 99% of the water used in the Borough. The New Jersey American
Water Company (NJAWC) which acquired the Borough water supply system in 1992 supplies
potable water to 1819 customers in Mendham Borough.
With the acquisition in 1992, Mendham became part of the Short Hills Inter-Connect System of
New Jersey American Water. This is a water piping supply system that runs from West
Orange/Verona through Millburn, Long Hill, Basking Ridge, Bernardsville, and Mendham. The
Inter-Connect System makes bulk purchases of water from the Morris Municipal Utilities
Authority 24 hours a day, 7 days a week. The Inter-Connect System is open and flowing 365
days a year, 24 hours a day. This reliable and adequate inter-connect provides more capacity than
existed prior to 1992.
Prior to the acquisition by NJAWC in 1992, all water came from four Production Wells located
in Mendham Borough. They were: