![Operator Ingenuity Pays Off at Illinois Wastewater Treatment Plant](https://cole-tpomag.imgix.net/https%3A%2F%2Fwww.tpomag.com%2Fuploads%2Fimages%2Fproblem_primary_clarifiers1.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=620&ixlib=php-1.1.0&q=75&w=1024&s=9da2c4a59e65d719ff4f308159030419)
When the Village of New Lenox, Ill., wastewater treatment facility recently faced a plant expansion, operators quickly realized that it was not as simple as expected. Adding three primary clarifiers at the main activated sludge treatment plant increased capacity from 0.75 to 1.5...