Problem:
A treatment plant treats an average daily flow of 1.6 MGD. The influent BOD and TSS is measured as 225 mg/L and 250 mg/L, respectively.
Required:
Question 1: What percent of removal the treatment plant has to achieve for BOD and TSS in order to meet the secondary effluent limit of 30 mg/L for both BOD and TSS?
Question 2: What is the mass of BOD and TSS is removed each day at this removal rate?
Note: Please provide reasons to support your answer.