Water System Deep Rock Tunnels | Cobb County Georgia

Cobb County Water System has completed two major wastewater tunneling projects. Each tunnel took several years to complete and provides both sewage conveyance to and storage for the receiving water reclamation facility.

18–foot diameter Chattahoochee Tunnel goes to the R.L. Sutton WRF
24-foot diameter South Cobb Tunnel goes to the S. Cobb WRF