Sewage sludge at the Wakarusa Wastewater Treatment Plant before ... The water then moves into the primary clarifiers, which are circular tanks with cone-shaped bottoms. In the tanks, the heavier ...

The teeth on the gearbox on the primary clarifier at the ... according to city officials. Clarifiers are used to remove solids from wastewater. The City Council approved on March 17 the purchase ...

A typical primary clarifier can remove about 70 % of solids and 45 % of the biochemical oxygen demand (BOD) from screened ...