Water Treatment Operator Certification
Study Guide (AWWA) questions well
answered
Perennial Stream - correct answer ✔✔A continuously flowing watercourse
Decrease - correct answer ✔✔Algae causes PH to ....... at night
Increased nutrients - correct answer ✔✔What contributes to creation of algae blooms
Groundwater - correct answer ✔✔Iron is found mostly in what sources of water
Riparian Doctrine - correct answer ✔✔Also called the rule of reasonable sharing
Low in dissolved oxygen - correct answer ✔✔Water high in salinity and warm is
Denser water at surface sinking toward the bottom - correct answer ✔✔Reservoir turnover
Surface runoff - correct answer ✔✔Water that flows into rivers after rainfall
increase the threat of erosion - correct answer ✔✔Recreation can ....... of land adjacent to a
reservoir
Alluvial aquifer - correct answer ✔✔Water bearing geological zone composed of material
deposited by flowing rivers
, Increase DO during the day and lower DO during the night - correct answer ✔✔What effect will
algae have on dissolved oxygen
Copper sulfate is more effective as alkalinity decreases - correct answer ✔✔How does alkalinity
effect the use of copper sulfate
The porosity of the water-bearing formation - correct answer ✔✔The amount of water in a
formation depends on.....
Nutrients - correct answer ✔✔What enables blue green algae to grow
5.4 lbs per acre of surface area - correct answer ✔✔Recommended loading rate of copper
sulfate for algae control
Animal or human feces - correct answer ✔✔Primary origin of coliform bacteria
Specific capacity - correct answer ✔✔Amount of water a well produces for each foot of
drawdown
Drilled well - correct answer ✔✔Most common well used in public water supply
inactivation or killing of pathogenic organisms - correct answer ✔✔What is disinfection
10 minutes - correct answer ✔✔free chlorine residual valus are based on a contact time of....
65-70% - correct answer ✔✔Strength of Calcium Hypochlorite
Study Guide (AWWA) questions well
answered
Perennial Stream - correct answer ✔✔A continuously flowing watercourse
Decrease - correct answer ✔✔Algae causes PH to ....... at night
Increased nutrients - correct answer ✔✔What contributes to creation of algae blooms
Groundwater - correct answer ✔✔Iron is found mostly in what sources of water
Riparian Doctrine - correct answer ✔✔Also called the rule of reasonable sharing
Low in dissolved oxygen - correct answer ✔✔Water high in salinity and warm is
Denser water at surface sinking toward the bottom - correct answer ✔✔Reservoir turnover
Surface runoff - correct answer ✔✔Water that flows into rivers after rainfall
increase the threat of erosion - correct answer ✔✔Recreation can ....... of land adjacent to a
reservoir
Alluvial aquifer - correct answer ✔✔Water bearing geological zone composed of material
deposited by flowing rivers
, Increase DO during the day and lower DO during the night - correct answer ✔✔What effect will
algae have on dissolved oxygen
Copper sulfate is more effective as alkalinity decreases - correct answer ✔✔How does alkalinity
effect the use of copper sulfate
The porosity of the water-bearing formation - correct answer ✔✔The amount of water in a
formation depends on.....
Nutrients - correct answer ✔✔What enables blue green algae to grow
5.4 lbs per acre of surface area - correct answer ✔✔Recommended loading rate of copper
sulfate for algae control
Animal or human feces - correct answer ✔✔Primary origin of coliform bacteria
Specific capacity - correct answer ✔✔Amount of water a well produces for each foot of
drawdown
Drilled well - correct answer ✔✔Most common well used in public water supply
inactivation or killing of pathogenic organisms - correct answer ✔✔What is disinfection
10 minutes - correct answer ✔✔free chlorine residual valus are based on a contact time of....
65-70% - correct answer ✔✔Strength of Calcium Hypochlorite
