Water Treatment Operator Certification Study Guide (AWWA)| 71 questions| with complete solutions
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Course
Water Treatment Operator Certification
Institution
Liberty University
A continuously flowing watercourse Correct Answer: Perennial Stream
Algae causes PH to ....... at night Correct Answer: Decrease
What contributes to creation of algae blooms Correct Answer: Increased nutrients
Iron is found mostly in what sources of water Correct Answer: Groundwater
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water treatment operator certification study guide awwa
water treatment operator certification study guide awwa| 71 questions| with complete solutions
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Liberty University
Water Treatment Operator Certification
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Water Treatment Operator Certification Study Guide (AWWA)| 71
questions| with complete solutions
A continuously flowing watercourse Correct Answer: Perennial Stream
Algae causes PH to ....... at night Correct Answer: Decrease
What contributes to creation of algae blooms Correct Answer: Increased nutrients
Iron is found mostly in what sources of water Correct Answer: Groundwater
Also called the rule of reasonable sharing Correct Answer: Riparian Doctrine
Water high in salinity and warm is Correct Answer: Low in dissolved oxygen
Reservoir turnover Correct Answer: Denser water at surface sinking toward the bottom
Water that flows into rivers after rainfall Correct Answer: Surface runoff
Recreation can ....... of land adjacent to a reservoir Correct Answer: increase the threat of
erosion
Water bearing geological zone composed of material deposited by flowing rivers Correct
Answer: Alluvial aquifer
What effect will algae have on dissolved oxygen Correct Answer: Increase DO during the day
and lower DO during the night
How does alkalinity effect the use of copper sulfate Correct Answer: Copper sulfate is more
effective as alkalinity decreases
The amount of water in a formation depends on..... Correct Answer: The porosity of the water-
bearing formation
What enables blue green algae to grow Correct Answer: Nutrients
Recommended loading rate of copper sulfate for algae control Correct Answer: 5.4 lbs per acre
of surface area
Primary origin of coliform bacteria Correct Answer: Animal or human feces
Amount of water a well produces for each foot of drawdown Correct Answer: Specific capacity
Most common well used in public water supply Correct Answer: Drilled well
What is disinfection Correct Answer: inactivation or killing of pathogenic organisms
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