TCEQ Wastewater License Exam Test Questions With Revised Correct Answers

TCEQ Wastewater License Exam Test Questions With Revised Correct Answers What are the steps of the Water Use Cycle? - ANSWER : Environment --> Water Treatment --> Water Distribution System -- > Customer Use --> Wastewater Collection System --> Wastewater Treatment --> Environment What are the benefits of the collection system? - ANSWER : - Removal of health hazards - Prevention of odors and flies - Cleanliness and appearance - Comfort and convenience Septic vs. Fresh wastewater? - ANSWER : Septic wastewater doesn't contain dissolved oxygen and is difficult to treat. Fresh wastewater contains dissolved oxygen and is easier to treat, which results in higher quality effluent Inflow - ANSWER : Surface runoff that enters the collection system Infiltration - ANSWER : Groundwater that enters the collection system through holes, cracks, etc. What is the average domestic contribution to the collection system? (Per person/day) - ANSWER : 100 gallons per day What are the four wastewater characteristics? - ANSWER : Physical, Chemical, Bacteriological, and Radiological