Pre chlorination Study guides, Class notes & Summaries

Which process converts ammonia to nitrite and nitrate? - ANSWER Nitrification What is the maximum advisable rate of chlorine gas removal from a 150- pound cylinder? - ANSWER 40 pounds per day What is a type of positive displacement water meter? - ANSWER Nutating- disk meter What is a power-operated mechanism for opening and closing a valve? - ANSWER Actuator What is required if a routine sample test positive for total coliform bacteria? - ANSWER Take repeat samples Why is a grid l...

Which process converts ammonia to nitrite and nitrate? - Answer- Nitrification What is the maximum advisable rate of chlorine gas removal from a 150- pound cylinder? - Answer- 40 pounds per day What is a type of positive displacement water meter? - Answer- Nutating- disk meter What is a power-operated mechanism for opening and closing a valve? - Answer- Actuator What is required if a routine sample test positive for total coliform bacteria? - Answer- Take repeat samples Why is a g...

REHS Study Exam– Water. Saturated zone - CORRECT ANSWER all pore spaces filled with water allows water to travel Water table - CORRECT ANSWER top of saturated zone Vadose zone - CORRECT ANSWER part of unsaturated zone Flowing artesian well - CORRECT ANSWER pressure causes water to rise above ground level Aquaclude - CORRECT ANSWER Confining layer, rock or clay Confined aquifer - CORRECT ANSWER groundwater below layer of solid rock or clay Aquitard - CORRECT ANSWER retar...

What is the maximum advisable rate of chlorine gas removal from a 150- pound cylinder? - ANSWER-40 pounds per day What is a type of positive displacement water meter? - ANSWER-Nutating- disk meter What is a power-operated mechanism for opening and closing a valve? - ANSWER-Actuator What is required if a routine sample test positive for total coliform bacteria? - ANSWER-Take repeat samples Why is a grid layout better than a tree layout for a water distribution system? - ANSWER-Less de...

REHS Exam – Water Questions and Answers Graded A Saturated zone all pore spaces filled with water allows water to travel Water table top of saturated zone Vadose zone part of unsaturated zone Flowing artesian well pressure causes water to rise above ground level Aquaclude Confining layer, rock or clay Confined aquifer groundwater below layer of solid rock or clay Aquitard retards flow of water 2 biggest water users 1. Therm-electric power 2. Irrigation Public water system At least 25 p...

Water distribution practice exam test 1 already passed!!!! And verified Which process converts ammonia to nitrite and nitrate? - CORRECT ANSWERNitrification What is the maximum advisable rate of chlorine gas removal from a 150- pound cylinder? - CORRECT ANSWER-40 pounds per day What is a type of positive displacement water meter? - CORRECT ANSWER-Nutatingdisk meter What is a power-operated mechanism for opening and closing a valve? - CORRECT ANSWER-Actuator What is required if a rout...

Texas Class C Wastewater Treatment License Questions And Answers Latest 2024/2025 Graded A+. Preliminary Treatment - ANSWER-the 1st stage of sewage treatment where large debris, such as sticks, grit, and rags pas through a screen followed by a grit chamber, where the flow of water is slowed enough to allow for sedimentation. What stage of treatment is grit removal usually accomplished in? - ANSWERpreliminary treatment Rotating Biological Contactor - ANSWER-a type of biological secondary trea...

What are the treatment processes in PRELIMINARY Wastewater Treatment? - Screening Comminution Grit Removal Pre-Aeration Flow Metering / Sampling What are the treatment processes in PRIMARY Wastewater Treatment? - Sedimentation / Flotation What are the treatment processes in SECONDARY Wastewater Treatment? - Biological Treatment (ie activated sludge, trickling filters, rotating biological contactor (RBC)) Sedimentation What are the treatment processes in TERTIARY Wastewater Treatment? -...

Which process converts ammonia to nitrite and nitrate? Nitrification What is the maximum advisable rate of chlorine gas removal from a 150- pound cylinder? 40 pounds per day What is a type of positive displacement water meter? Nutating- disk meter What is a power-operated mechanism for opening and closing a valve? Actuator What is required if a routine sample test positive for total coliform bacteria? Take repeat samples Why is a grid layout better than a ...

What are the treatment processes in PRELIMINARY Wastewater Treatment? - Screening Comminution Grit Removal Pre-Aeration Flow Metering / Sampling What are the treatment processes in PRIMARY Wastewater Treatment? - Sedimentation / Flotation What are the treatment processes in SECONDARY Wastewater Treatment? - Biological Treatment (ie activated sludge, trickling filters, rotating biological contactor (RBC)) Sedimentation What are the treatment processes in TERTIARY Wastewater Treatment? -...