Summary In the fall of 2014, the City of Palm Coast, FL installed a new Pinnacle SummitTM Series ozone system. The purpose of the system is to reduce the organic based color of the low pres- sure RO system concentrate stream. In an innovative and unique treatment application, this ozone pre-treated concen- trate stream is directed to the City’s lime softening facility and processed as an alternative water source. This process allows the recovery and treatment of up to 750,000 gallons per day of alternative water supply that otherwise would have been discharged to waste. Pinnacle technology was select- ed based on its ability to offer the greatest functionality and lowest total lifetime cost. In the fall of 2012 several oxida- tive treatment processes were piloted in an effort to re

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