Municipal Water Leader
  • Aerial photo of the James E. Quarles Water Treatment Plant
    Agency Profile

    Comprehensive Sustainability Infrastructure and Workforce Investment at Cobb County-Marietta Water Authority

    Established as Georgia’s first water authority by the state legislature in the mid-1900s, we at Cobb County-Marietta Water Authority (CCMWA) have positioned ourselves as the second-largest drinking water provider in Georgia. Although we do not provide residential service, we supply water to about 900,000 people through our 13 retail water customers. CCMWA’s two main sources of supply water are the Chattahoochee River and Allatoona Lake. We own and operate treatment plants for both sources: The James E. Quarles Water Treatment Plant can produce 86 million gallons of water a day from the Chattahoochee River, and the Hugh A. Wyckoff Water Treatment Plant processes 72 million gallons per day from Allatoona…