WATER TREATMENT OPERATOR
CERTIFICATION STUDY GUIDE
(AWWA) QUESTIONS & ANSWERS
A continuously flowing watercourse - ANSWERPerennial Stream
Algae causes PH to ....... at night - ANSWERDecrease
What contributes to creation of algae blooms - ANSWERIncreased nutrients
Iron is found mostly in what sources of water - ANSWERGroundwater
Also called the rule of reasonable sharing - ANSWERRiparian Doctrine
Water high in salinity and warm is - ANSWERLow in dissolved oxygen
Reservoir turnover - ANSWERDenser water at surface sinking toward the bottom
Water that flows into rivers after rainfall - ANSWERSurface runoff
Recreation can ....... of land adjacent to a reservoir - ANSWERincrease the threat of
erosion
Water bearing geological zone composed of material deposited by flowing rivers -
ANSWERAlluvial aquifer
What effect will algae have on dissolved oxygen - ANSWERIncrease DO during the day
and lower DO during the night
How does alkalinity effect the use of copper sulfate - ANSWERCopper sulfate is more
effective as alkalinity decreases
The amount of water in a formation depends on..... - ANSWERThe porosity of the
water-bearing formation
What enables blue green algae to grow - ANSWERNutrients
Recommended loading rate of copper sulfate for algae control - ANSWER5.4 lbs per
acre of surface area
Primary origin of coliform bacteria - ANSWERAnimal or human feces
CERTIFICATION STUDY GUIDE
(AWWA) QUESTIONS & ANSWERS
A continuously flowing watercourse - ANSWERPerennial Stream
Algae causes PH to ....... at night - ANSWERDecrease
What contributes to creation of algae blooms - ANSWERIncreased nutrients
Iron is found mostly in what sources of water - ANSWERGroundwater
Also called the rule of reasonable sharing - ANSWERRiparian Doctrine
Water high in salinity and warm is - ANSWERLow in dissolved oxygen
Reservoir turnover - ANSWERDenser water at surface sinking toward the bottom
Water that flows into rivers after rainfall - ANSWERSurface runoff
Recreation can ....... of land adjacent to a reservoir - ANSWERincrease the threat of
erosion
Water bearing geological zone composed of material deposited by flowing rivers -
ANSWERAlluvial aquifer
What effect will algae have on dissolved oxygen - ANSWERIncrease DO during the day
and lower DO during the night
How does alkalinity effect the use of copper sulfate - ANSWERCopper sulfate is more
effective as alkalinity decreases
The amount of water in a formation depends on..... - ANSWERThe porosity of the
water-bearing formation
What enables blue green algae to grow - ANSWERNutrients
Recommended loading rate of copper sulfate for algae control - ANSWER5.4 lbs per
acre of surface area
Primary origin of coliform bacteria - ANSWERAnimal or human feces
