Utility Management

How Chattanooga reduced its $300k WWTP electric bill

The Department of Energy recognized the Mocassin Bend Environmental Campus for efficiency improvements and sustainability efforts.
March 2, 2023

The Moccasin Bend Wastewater Treatment Plant in Chattanooga, Tennessee has achieved energy efficiency goals most plants in the nation would consider milestones. By decommissioning old processes, upgrading energy inefficient ones and installing a solar farm, its path to energy reduction (and even giving credits back to the energy grid) is in sight.

Additional Resources

Time Stamps

  • Introduction | 0:00
  • Community served by Moccasin Bend WWTP | 0:38
  • Mocassin Bend WWTP treatment process | 2:43
  • Back-up solar energy installation | 4:00
  • Decommissioning old filter press building | 5:50
  • Improving 70 mgd equalization basin aeration efficiency | 6:35
  • Solar energy resiliency and energy savings | 8:00
  • Biogas capture in the future | 9:05
  • Housekeeping | 10:57

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About the Author

Bob Crossen

Bob Crossen is the editorial director for the Endeavor Business Media Water Group, which publishes WaterWorld, Wastewater Digest and Stormwater Solutions. Crossen graduated from Illinois State University in Dec. 2011 with a Bachelor of Arts in German and a Bachelor of Arts in Journalism. He worked for Campbell Publications, a weekly newspaper company in rural Illinois outside St. Louis for four years as a reporter and regional editor. 

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