Wastewater Sampling and Analysis Flashcard

Front

What is a confined space?

Back

A space large enough for an operator to enter, with limited or restricted entry or exit, not designed for continuous occupancy.

Front

When should pumps be turned off in a wet well and dry well pumping station?

Back

When the wet well is empty or reaches the minimal set point.

Front

What is a microorganism?

Back

A living organism too small to be seen with the naked eye but visible under a microscope.

Front

What is the function of a lift (pump) station in a wastewater collection system?

Back

To elevate wastewater to a higher grade.

Front

What is a wet well commonly used for?

Back

Collecting wastewater before it is pumped to a treatment plant.

Front

Define wastewater.

Back

Water that has been used and contains waste products.

Front

What is the purpose of wastewater treatment?

Back

To remove contaminants from wastewater to make it safe for discharge or reuse.

Front

What are the main stages of wastewater treatment?

Back

Preliminary treatment, primary treatment, secondary treatment, and tertiary treatment.

Front

What is the role of microorganisms in wastewater treatment?

Back

They help break down organic matter and pollutants in the wastewater.

Front

What is a sewage treatment plant?

Back

A facility designed to treat sewage and wastewater to remove contaminants.