10/11/25, 6:27 PM Water Treatment Operator Certification Study Guide (AWWA) Most Recent exam COMPLETE (2025) EXAM Questions and Answe…
Water Treatment Operator Certification Study
Guide (AWWA) Most Recent exam COMPLETE
(2025) EXAM Questions and Answers (Verified
Answers) (Latest Update 2025) UPDATE!!
Save
Terms in this set (71)
A continuously flowing Perennial Stream
watercourse
Algae causes PH to ....... at Decrease
night
What contributes to Increased nutrients
creation of algae blooms
Iron is found mostly in Groundwater
what sources of water
Also called the rule of Riparian Doctrine
reasonable sharing
Water high in salinity and Low in dissolved oxygen
warm is
Reservoir turnover Denser water at surface sinking toward the bottom
Water that flows into rivers Surface runoff
after rainfall
Recreation can ....... of land increase the threat of erosion
adjacent to a reservoir
https://quizlet.com/1091114063/water-treatment-operator-certification-study-guide-awwa-most-recent-exam-complete-2025-exam-questions-and-answ… 1/6
, 10/11/25, 6:27 PM Water Treatment Operator Certification Study Guide (AWWA) Most Recent exam COMPLETE (2025) EXAM Questions and Answe…
Water bearing geological Alluvial aquifer
zone composed of
material deposited by
flowing rivers
What effect will algae Increase DO during the day and lower DO during the
have on dissolved oxygen night
How does alkalinity effect Copper sulfate is more effective as alkalinity
the use of copper sulfate decreases
The amount of water in a The porosity of the water-bearing formation
formation depends on.....
What enables blue green Nutrients
algae to grow
Recommended loading 5.4 lbs per acre of surface area
rate of copper sulfate for
algae control
Primary origin of coliform Animal or human feces
bacteria
Amount of water a well Specific capacity
produces for each foot of
drawdown
Most common well used Drilled well
in public water supply
What is disinfection inactivation or killing of pathogenic organisms
free chlorine residual 10 minutes
valus are based on a
contact time of....
Strength of Calcium 65-70%
Hypochlorite
What chemicals raise PH Soda Ash, Caustic Soda,
in water
https://quizlet.com/1091114063/water-treatment-operator-certification-study-guide-awwa-most-recent-exam-complete-2025-exam-questions-and-answ… 2/6
Water Treatment Operator Certification Study
Guide (AWWA) Most Recent exam COMPLETE
(2025) EXAM Questions and Answers (Verified
Answers) (Latest Update 2025) UPDATE!!
Save
Terms in this set (71)
A continuously flowing Perennial Stream
watercourse
Algae causes PH to ....... at Decrease
night
What contributes to Increased nutrients
creation of algae blooms
Iron is found mostly in Groundwater
what sources of water
Also called the rule of Riparian Doctrine
reasonable sharing
Water high in salinity and Low in dissolved oxygen
warm is
Reservoir turnover Denser water at surface sinking toward the bottom
Water that flows into rivers Surface runoff
after rainfall
Recreation can ....... of land increase the threat of erosion
adjacent to a reservoir
https://quizlet.com/1091114063/water-treatment-operator-certification-study-guide-awwa-most-recent-exam-complete-2025-exam-questions-and-answ… 1/6
, 10/11/25, 6:27 PM Water Treatment Operator Certification Study Guide (AWWA) Most Recent exam COMPLETE (2025) EXAM Questions and Answe…
Water bearing geological Alluvial aquifer
zone composed of
material deposited by
flowing rivers
What effect will algae Increase DO during the day and lower DO during the
have on dissolved oxygen night
How does alkalinity effect Copper sulfate is more effective as alkalinity
the use of copper sulfate decreases
The amount of water in a The porosity of the water-bearing formation
formation depends on.....
What enables blue green Nutrients
algae to grow
Recommended loading 5.4 lbs per acre of surface area
rate of copper sulfate for
algae control
Primary origin of coliform Animal or human feces
bacteria
Amount of water a well Specific capacity
produces for each foot of
drawdown
Most common well used Drilled well
in public water supply
What is disinfection inactivation or killing of pathogenic organisms
free chlorine residual 10 minutes
valus are based on a
contact time of....
Strength of Calcium 65-70%
Hypochlorite
What chemicals raise PH Soda Ash, Caustic Soda,
in water
https://quizlet.com/1091114063/water-treatment-operator-certification-study-guide-awwa-most-recent-exam-complete-2025-exam-questions-and-answ… 2/6
