Question

What are the 5 stages of wastewater treatment?

Answer 1

Answer:

Treatment Steps

Step 1: Screening and Pumping. ...

Step 2: Grit Removal. ...

Step 3: Primary Settling. ...

Step 4: Aeration / Activated Sludge. ...

Step 5: Secondary Settling. ...

Step 8: Oxygen Uptake. ...

Sludge Treatment.

Answer 2

Answer:

There are three main stages of the wastewater treatment process, aptly known as primary, secondary and tertiary water treatment. In some applications, more advanced treatment is required, known as quaternary water treatment.

Stage One — Bar Screening. ...

Stage Two — Screening. ...

Stage Three — Primary Clarifier. ...

Stage Four — Aeration. ...

Stage Five — Secondary Clarifier. ...

Stage Six — Chlorination (Disinfection) ...

Stage Seven — Water Analysis & Testing. ...

Stage Eight — Effluent Disposal.