Keller worked with the City of Rigby to identify solutions that would meet the new effluent discharge permit at the wastewater treatment plant and support a rapidly growing community. The Wastewater Treatment Plant Improvements project used innovative technology—Nuvoda Mobile Organic Biofilm, which uses plant material (hemp/kenaf) to enhance biological treatment in an activated sludge system—to…

In May of 2018, Keller began working with the City of Lewiston to complete a Wastewater Treatment Plant Facility Planning Study. The WWTP Master Plan evaluated the condition of the WWTP equipment, capacity, redundancy, hydraulics, and treatment performance to determine deficiencies. In fact, several deficiencies were identified, including aging plant facilities—70% of which were over…

Challenged by explosive growth and the creation of a new resort community (Tamarack), the North Lake Recreational Sewer and Water District worked closely with Keller Associates in developing a treatment system that would meet the growing needs of a pristine recreational area. Cost: $15,700,000 Services Provided: Project Features: