Cobb County Government



Stephen D. McCullers, P.E.
660 South Cobb Dr
Marietta, GA 30060
(770) 423-1000
(770) 419-6224 fax

Water System Website

Water / Sewer

Indoor Efficiency

The average Cobb County Resident uses approximately 70 gallons of water per person everyday in their home. According to the United States Environmental Protection Agency a water efficient home can reduce their per person water use to 45 gallons per day.  There are simple ways to reduce indoor use and preserve our water resources.

Cobb County’s Water Efficiency Program offers many programs to help you save water in your home including rebate programs, free low flow materials, water saving Tips and educational presentations.

Home Water Works

water works logo

Cobb County is a member of the non-profit Alliance for Water Efficiency.

This virtual home tour is also a water use calculator providing tips to help save water and energy in your home.



H2O in HD 2014

This year marked the second annual H2O in HD video contest by waterSmart, a partnership of the Cobb County Water System and Cobb County-Marietta Water Authority. The contest challenges Cobb County high school students to create entertaining and educational video PSAs on the importance of water conservation. Congratulations to this year’s winning video, “Dust”, by Ryan Lambert from Wheeler High School.  Click on the video to watch all of this year’s entries.

H2O in HD 2014

Watch Video for Tips on Winter Water Use