Aerial View of Griggs

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Division of Water services include:

  • Customer service including the department's call center, public payment office, meter reading, repair, and inspections
  • Water treatment and distribution to Columbus residents and contracting communities through three water treatment plants (the Dublin Road, Hap Cremean and Parsons Avenue Water Treatment Plants)
  • Maintenance of the water distribution systems, plants and other related infrastructure
  • A capital improvements program to upgrade infrastructure and ensure adequate water supply
  • Water source protection programs, regulatory compliance and water quality monitoring 

Water Treatment Process

Water Treatment Process General Water Treatment Process is described with a cross-reference illustration. - learn more

Water Distribution System

Water Distribution System In 2019, the Division of Water delivered over 50.6 billion gallons of drinking water, an average of 138.5 million gallons daily, to over 1.2 million residents of the Greater Columbus Area.
- learn more

Water Quality Assurance

Water Quality Assurance The WQAL performs water quality monitoring and treatment research to ensure that Columbus drinking water meets or is better than all federally mandated Safe Drinking Water Act (SDWA) standards.
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Columbus' Watershed Management Program

Columbus' Watershed Management Program A high quality water supply source allows us to provide Columbus area residents with excellent drinking water at a reasonable cost. Our watershed program's focus is to protect our drinking water source and supply.   - learn more

Water Treatment History

Water Treatment History "The Columbus Experiment" was known internationally and was the first water plant to combine filtration and water softening. View an historical timeline or the narrative text follows - learn more

Water Supply and Source Management History

Water Supply and Source Management History In the 1870s the City of Columbus was a state capital nestled between the banks of the Scioto and Olentangy Rivers. As with most thriving communities at the time, the availability of water played a crucial role in the growth and prosperity of Columbus. Our leaders in Columbus have known for decades that the most important part of the water treatment process is protection of our water sources. - learn more