Treatment Plant Operator Exam Study Guide Answers

Problem-solving for population equivalent (PE). The city of Anytown is planning to add a new subdivision in the northwestern part of the city. The prospective subdivision is expected to be 324 residential multifamily units with an estimated 1,296 people moving in. There is no planned commercial or industrial development within this subdivision. The collection system will have one lift station and will be comprised of 8-inch sewer mains throughout. What is the expected population equivalent impact on the BOD levels in pounds added to the influent flow? The answer to this question is B, 220.3 pounds. This can be solved using the population