Question R8 Q25 - NSB MS 2010

Imagine that you are an engineer designing a new neighborhood in a mountainous region. To reduce the likelihood of polluted groundwater, which of the following is the most important factor when considering the placement of drinking water wells, septic tanks, and landfills for the community?

W) The landfill must be located very close to the neighborhood or else people will not use it

X) The drinking water wells must have enough protective covering to prevent groundwater from entering the well before pollutants have been removed

Y) The septic tanks must be located at the top of the hill to receive the most rainwater, which is vital for the chemical processes that occur inside

Z) There must be a septic tank and landfill located at each home to provide enough waste management for the community

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