If a screen requires servicing more frequently than anticipated by design, either the effluent screen or the wastewater characteristics should be evaluated to find the cause for premature clogging. The most common factors that can increase the frequency of maintenance include high organic loading; high content of fats, greases and oils; presence of hair or laundry lint; presence of excessive solids through use of garbage disposal or excessive toilet tissue; lack of maintenance; upset tank due to sanitizers or medicines; and high water usage and peak flows.To determine the issue or issues, the maintenance provider should evaluate leaks in the fixtures,
