Housekeeping modifications were imple-mented, reducing the wasteload and flow by over 50 percent.
A biological pretreatment system was constructed consisting
of influent screening and pumping, nutrient addition, biological
oxidation, secondary clarification, and flow monitoring.
The plant was designed for construction by plant personnel
and had a design life of 5 years.
Housekeeping modifications were imple-
At the second facility, there were two main sources of