Wastewater grade 2 exam Study guides, Class notes & Summaries

Wastewater Operator certification Study Guide-Grade 2 Exam With All Solutions Correct 100%

Ca Grade 2 Wastewater Treatment Operator Practice Exam 1 Already Passed What is the methane content in a properly operating anaerobic digester? 65 to 70% by volume What will the addition of chlorine gas do to the pH of wastewater? decrease the pH What is the purpose of a Parshall Flume? Measure the flow rate What is the typical removal efficency of settleable solids in a primary clarifier? 95 to 99% Which of the follwing is true about pumoing scum from a primary clarifier? scum causes m...

WASTEWATER TREATMENT OPERATOR CERTIFICATION TEST 1,2,3,4 ACTUAL EXAM 2024 NEWEST WELL ELABORATED QUESTIONS AND CORRRECT ANSWERS ALREADY A GRADE. NEW Which of the following will not cause short circuiting in a clarifier? A) Uneven weir settings B) Flow line of launder is low C) Damaged or missing inlet baffles D) Velocity of wastewater is greater in some sections than in others - ANSWER- B) Flow line of launder is low (v.1 pg 125,135) A grab sample is most suited for these constit...

Ca Grade 2 Wastewater Treatment Operator Practice Exam 4 Already Passed 1 mg/l is the same as 1 part per billion F A scada system is capable of monitoring and controlling equipment from where? remote location A Discharge Monitoring Report is typically submitted to the regulatory agency on daily basis False = Monthly A mechanical seal is used to prevent leaks between where? between the pump casing and shaft Alkalinity is the capacity of a liquid to neutralize base False = Alkalinity neu...

Grade 2 Wastewater Treatment Operator Practice Exam Q&A 2024/2025 What is the methane content in a properly operating anaerobic digester? 65 to 70% by volume What will the addition of chlorine gas do to the pH of wastewater? decrease the pH What is the purpose of a Parshall Flume? Measure the flow rate What is the typical removal efficency of settleable solids in a primary clarifier? 95 to 99% Which of the follwing is true about pumoing scum from a primary clarifier? sc...

Ca Grade 2 Wastewater Treatment Operator Practice Exam 1 questions and answers

CWEA COLLECTION SYSTEM MAINTENANCE GRADE 1, 2, 3 AND 4 EXAM QUESTIONS AND ANSWERS 2024/2025 GRADED A+. 2 / 9 1. Why are gasoline and volatile solvents objectionable when present in asewer?: They produce an explosion hazard 2. You should never attempt to install, maintain, repair or replace electrical equipment panels, controls, wiring or circuits unless: You know what you aredoing, are qualified and are authorized 3. What are the different areas of traffic zones?: Advance Warning Area, ...

Ca Grade 2 Wastewater Treatment Operator Practice Exam 1 with complete solution

wastewater grade 1 exam Treatment updated 20-24/2025 domestic wastewater - CORRECT ANSWER-Comes from schools, homes, hospitals, businesses, light industrial facilities. population equivalents - CORRECT ANSWER-100 lbs wastewater per day, .2 lbs TSS/day, .17 BOD/day industrial wastewater - CORRECT ANSWER-Comes from industries. Compatible wastes can be processed by the plant. Incompatible wastes are toxic to the plant. sanitary wastewater - CORRECT ANSWER-The combined domestic and indus...

Ca Grade 2 Wastewater Treatment Operator Practice Exam 1 QUESTIONS & ANSWERS 2023 ( A+ GRADED 100% VERIFIED)