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Legal Dumping of Wastewater

APES-NNDO5N

In parts of the country with old sewage systems, storm waters often exceed the capacity of the wastewater treatment facility. During these periods, the facility is allowed to discharge untreated human sewage directly into a river.

Which of the following is of LEAST concern when dumping human wastewater into a river?

A

The river may experience a large algal bloom.

B

The BOD will increase due to bacterial decomposition.

C

The river will experience cultural eutrophication.

D

Human wastewater contains pharmaceuticals.

E

Human wastewater carries disease-causing organisms.