What is the purpose of a Backflow Preventer testing
Cross Connection/Backflow Prevention
To protect the public water supply
system from contamination or
pollution by isolating within the
customer's water system
contaminants or pollutants which
could backflow through the service
connection into the public water
supply system. South Elgin and other villages make their resident's test the backflow device at their home and business annually. Backflow testing is keeping their water safe