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DOWAdminPettenskiDanella Pettenski, P.E., has been with the Department of Public Utilities since 2007 and has over 30 years of related experience. Her appointment as the DOW Administrator took effect on September 6, 2020. A licensed Professional Engineer, she has worked for the Utilities since 2007, first as an Engineer IV and then as an Assistant Administrator, making positive contributions to many projects during her time in these roles. In her new role as the Water Administrator, reporting to Director Tracie Davies, she will be tasked with providing leadership and direction of the operations within the division.       

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 Last year, the Division of Water delivered over 51.8 billion gallons of drinking water with total daily water pumpage averaged 141.9 million gallons to to over 1.25 million residents for an average per-capita usage of 112 million gallons per day. 
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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

Wellfield Protection

Wellfield Protection This program focuses on the protection of groundwater, a drinking water source and supply located in southern Franklin County. Governed by Chapter 1115 of the Columbus City Code, specific precautions are required in the wellfield to ensure that the potential for contamination is minimized or eliminated.
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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

Keep It Clean

Keep It Clean Prevent water pollution through everyday living with simple tips to keep our water clean. Simple steps you can take at home such as: disposal of household hazardous waste, yard waste (including pet waste) and cooking grease; making simple lawn care choices; reducing stormwater runoff; maintaining cars & driveways properly; litter clean-ups & more. - learn more

Water Facts

Water Facts Less than 1% of the world’s fresh water supply is available for human consumption.  Water is the original health beverage; it contains no fat, calories or cholesterol. 60% of an adult’s body is water. - learn more