City of Collegedale

Sewer

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Collection & Transport System

The wastewater collection and transport system for the City of Collegedale is maintained and operated by the Public Works Department. The system is comprised of 32.2 miles (170,155 LF) of gravity sewers ranging in size from 8-inch to 48-inch in diameter and approximately 842 manholes and three pump stations.

The majority of the collection system was designed and installed between 1981 and 2007, with additional commercial, institutional, and residential developments added over the last 15 years. Collegedale serves a total of 1200 customer accounts, representing numerous residential, industrial, institutional, and commercial facilities and a total city population of over 12,000 people. The service area is approximately 6,259 acres.

The collection system area flows into the collection system owned and operated by the City of Chattanooga’s Waste Resources Division’s Interceptor Sewer System (ISS) at the Collegedale Pump Station, where it is treated at the Moccasin Bend WWTP before being discharged into the Tennessee River. The collection system is operated under TDEC Permit No. SOP-89136, issued on September 1, 2020, with an expiration date of August 31, 2025.

The majority of the collection system was designed and installed between 1981 and 2007, with additional commercial, institutional and residential developments added over the last 15 years. View information about the sanitary sewer collection system area.  For questions, comments or concerns send an email.