Village of Oak Harbor, OH - Wastewater Treatment Plant Improvements In general, the work consists of construction of a head works treatment process including screening, raw sewage pumping plant electrical and controls; new Orbal oxidation ditch treatment process including grit removal, two new secondary clarifiers, new ultraviolet disinfection treatment and meter flume with outfall to the Portage River. The solids handling of the plant include modifications to the existing blower building, existing digester building, installation of a new sludge feed pump and a new sludge dewatering building with truck loading. The improvements will also include support services such as heating ventilation, plumbing, electrical, instrumentation and controls and SCADA. The existing plant is planned to be demolished as a part of the work. | Jones & Henry Engineers, Ltd. (Toledo) | | 06/04/2026 02:00 PM ET | 16 Days |