Podcast
Questions and Answers
What percentage of settleable solids can a well-operated primary clarifier remove?
What percentage of settleable solids can a well-operated primary clarifier remove?
- 90% (correct)
- 50%
- 70%
- 80%
Can operators use sludge blanket levels in primary clarifiers to adjust sludge pumping rates?
Can operators use sludge blanket levels in primary clarifiers to adjust sludge pumping rates?
- No
- Yes (correct)
- It depends
- Sometimes
Do baffles ahead of outlet weirs in primary tanks serve as a barrier to inhibit the loss of floating solids and grease?
Do baffles ahead of outlet weirs in primary tanks serve as a barrier to inhibit the loss of floating solids and grease?
- Only on sunny days
- It depends on the design
- No
- Yes (correct)
If a primary clarifier does not have adequate detention time, what would be the result?
If a primary clarifier does not have adequate detention time, what would be the result?
What happens if the sludge depth in a secondary sedimentation tank is too high?
What happens if the sludge depth in a secondary sedimentation tank is too high?
At a 2.5 MGD wastewater treatment plant, if the primary clarifier has a detention time of 2 hours, how many gallons does this clarifier hold?
At a 2.5 MGD wastewater treatment plant, if the primary clarifier has a detention time of 2 hours, how many gallons does this clarifier hold?
What percentage of settleable solids can a well-operated primary clarifier remove?
What percentage of settleable solids can a well-operated primary clarifier remove?
Can operators use sludge blanket levels in primary clarifiers to adjust sludge pumping rates?
Can operators use sludge blanket levels in primary clarifiers to adjust sludge pumping rates?
Do baffles ahead of outlet weirs in primary tanks serve as a barrier to inhibit the loss of floating solids and grease?
Do baffles ahead of outlet weirs in primary tanks serve as a barrier to inhibit the loss of floating solids and grease?
What would be the result if a primary clarifier does not have adequate detention time?
What would be the result if a primary clarifier does not have adequate detention time?
If the sludge depth in a secondary sedimentation tank is too high, what will happen?
If the sludge depth in a secondary sedimentation tank is too high, what will happen?
At a 2.5 MGD wastewater treatment plant, if the primary clarifier has a detention time of 2 hours, how many gallons does this clarifier hold?
At a 2.5 MGD wastewater treatment plant, if the primary clarifier has a detention time of 2 hours, how many gallons does this clarifier hold?
What percentage of settleable solids can a well-operated primary clarifier remove?
What percentage of settleable solids can a well-operated primary clarifier remove?
Can operators use sludge blanket levels in primary clarifiers to adjust sludge pumping rates?
Can operators use sludge blanket levels in primary clarifiers to adjust sludge pumping rates?
Do baffles ahead of outlet weirs in primary tanks serve as a physical barrier to inhibit the loss of floating solids and grease?
Do baffles ahead of outlet weirs in primary tanks serve as a physical barrier to inhibit the loss of floating solids and grease?
If the sludge depth in a secondary sedimentation tank is too high, what will happen?
If the sludge depth in a secondary sedimentation tank is too high, what will happen?
What would be the result if a primary clarifier does not have adequate detention time?
What would be the result if a primary clarifier does not have adequate detention time?
At a 2.5 MGD wastewater treatment plant, if the primary clarifier has a detention time of 2 hours, how many gallons does this clarifier hold?
At a 2.5 MGD wastewater treatment plant, if the primary clarifier has a detention time of 2 hours, how many gallons does this clarifier hold?
