Case Study
Biosolids Master Planning and Energy Improvements
Biosolids Master Planning and Energy Improvements Client: Sanitary District of Decatur Location: Decatur, Illinois The Sanitary District of Decatur owns and operates an advanced wastewater treatment facility with a 41- mgd average day capacity and 125-mgd peak capacity. The District retained Donohue to develop a planned approach for biosolids equipment replacement, process improvements, and future issues. Donohue identified system capacity and needs through 2030, developed and evaluated 54 potential alternatives, recommended alternatives, and developed a three-phased (near-, mid-, and long-term) approach to addressing present and future issues. This roadmap will guide District priorities and direction for many years. Following plan completion, Donohue designed a High Strength Waste Receivi