Wastewater Treatment

The City's wastewater department includes a sewage treatment plant, nine (9) sewage lift stations and collection system. The existing wastewater treatment plant was expanded in 1992 with financing through the issuance of Combined Tax and Revenue Certificates of Obligation, Series 1991.

The plant is a 2,250,000 GPD activated sludge extended aeration plant consisting of a:
  • Bar Screen
  • Grit Canals
  • Lift Station
  • Sequencing Batch Reactor Basin
  • Sludge Drying Beds
  • Sludge Holding Tanks
  • Splitter Box
  • Ultraviolet Disinfection Channels

Capacity of Wastewater Treatment Plant


Designated Capacity


Average Daily Flow - 2,250,000 GPD

2 Hour Peak Flow - 6.75 MGD

Past Capacities


  • 2002 Peak Flow - 3,280,000 gallons/day on November 4, 2002
  • 2003 Peak Flow - 2,762,000 gallons/day on February 21, 2003
  • 2004 Peak Flow - 6,244,000 gallons/day on May 1, 2004
  • 2005 Peak Flow - 5,534,000 gallons/day
  • 2006 Peak Flow - 3,500,000 gallons/day on October 16, 2006
  • 2007 Peak Flow - 2,640,000 gallons/day on January 14, 2007
  • 2008 Peak Flow - 2,472,000 gallons/day on February 16, 2008
  • 2009 Peak Flow - 2,854,000 gallons/day on October 29, 2009
  • 2010 Peak Flow - 2,542,000 gallons/day on February 11, 2010
  • 2011 Peak Flow - 2,104,000 gallons/day on January 24, 2011






















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