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  • One wastewater treatment plant serves the entire community. 
  • Grand Island's wastewater plant is operational 24 hours a day, 7 days a week, 365 days a year.  Occasional down times just for maintenance or special cleaning of individual plant processes. 
  • There are 27 full-time staff which operate and manage the plant. 
  • The city maintains over 225 miles of sewer collection pipelines and 14 lift stations. (Which pump sewage to the treatment plant). 
  • 10 million gallons of sewage a day is treated. 
  • Sewage collected includes not only human waste, but also food waste, used wash-water, and industrial, food-process and agricultural wash-waste. 
  • 70 percent of the plant's sewage comes from our top 10 customers. 
  • Approximately 10 separate treatment /cleaning steps are taken before wastewater is discharged. All environmental and health standards are met in achieving these steps. One of the process steps is odor control.
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  • 1900's - The City has owned and operated a WWTP.
  • 1966 - The current plant was constructed.
  • 1980 - Upgrades
  • 1995 - Upgrades
  • 2007 - Ultra Violet Disinfection was installed.
  • 2008 - Building No. 6 addition.
  • 2009 - WAS Holding Tank Diffusers, 2008 - WWTP-2
  • 2010 - Bio Filter Rehabilitation Cell No. 1 and No. 2
  • 2010 - SCADA System Replacement Upgrade
  • 2012 - Aeration Basin Improvements
  • 2015 Headworks Improvements Project