Statistics for Texas Waste Water Treatment Ch#15.1 Water Composition

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Question	Answer	% Correct
A Publicly Operated Treatment Works (POTW) has a flow of 3.0 MGD and an influent Biochemical Oxygen Demand (BOD) of 200 mg/L. Find the pounds of BOD in the raw wastewater.	5,004 lbs/day	83%
The raw BOD of a wastewater treatment plant is 220 mg/L and the effluent BOD is 20 mg/L. Find the percent reduction of BOD.	90.9%	50%
If the BOD population equivalent is 0.17 pounds of BOD per person, about how many people are contributing their wastewater to the Sewage Treatment Plant (STP) in problem #2?	29,435 people	33%
What should be the flow capacity of a wastewater treatment plant (flow rate in MGD and GPM) needed handle the discharge from 300,000 people?	30MGD & 20,833GPM	33%