13 Questions
What is the purpose of tertiary treatment in the wastewater treatment process?
To raise the effluent quality before it is discharged to the receiving environment.
What type of treatment process may be used more than once in tertiary treatment?
More than one tertiary treatment process.
Where is the effluent discharged after tertiary treatment?
To the receiving environment (sea, river, lake, ground, etc.)
What is the primary function of lagooning in wastewater treatment?
Settlement and further biological improvement through storage in large biological man-made ponds
What stage of wastewater treatment focuses on the removal of large objects and grit from the wastewater?
Primary treatment or mechanical treatment
What process involves the removal of suspended solids from wastewater through gravity settling?
Sedimentation
What stage of wastewater treatment involves the breakdown of organic matter by microorganisms?
Secondary treatment or biological treatment
What is the purpose of sludge processing in wastewater treatment?
To manage and treat the solids removed during the treatment process
What is the primary goal of the final step in the secondary treatment stage?
To produce sewage water containing very low levels of organic material and suspended matter
Which treatment stage involves the physical removal of large objects from wastewater?
Primary Treatment
What process involves the settling of suspended solids to the bottom of a tank?
Sedimentation
What is the primary purpose of sludge processing in wastewater treatment?
To further treat and manage waste sludge produced during the treatment process
What stage of wastewater treatment is characterized by the use of microorganisms to break down organic matter?
Secondary Treatment
Learn about the tertiary treatment stage in wastewater treatment, which aims to improve effluent quality before discharge into the environment. This stage may involve multiple processes.
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