Ph of wastewater - Study guides, Class notes & Summaries

WASTEWATER CLASS B TEST 2024 Assuming that wastewater contains broke up oxygen, the organic breakdown will diminish sulfate to sulfide. T or F - ANSWER ☑☑False At a pH under 5, all sulfide is available in the vaporous h2s structure and its majority can be let out of wastewater. T or F - ANSWER ☑☑True To control scents successfully, the administrator ought to know where smells begin and the reason. T or F - ANSWER ☑☑True Chlorination is one of the most seasoned and leas...

WASTEWATER PRACAccording to FDEP chapter 62-600.440 (4) (b) FAC, basic level disinfection is described as: - Answer-A chlorine residual of 0.5 mg/L for 15 minutes at peak hourly flow FDEP chapter 62-604.550 (a) FAC, requires a wastewater spill shall be verbally reported to the state warning point no later than: - Answer-24hrs from discovery What is the 'rule of thumb' regarding pump packing? - Answer-Never put rings of new packing over the old packing According to FDEP chapter 62-60, ...

tx wwtp b license Exam Questions And Answers each person contributes about _______ pounds of BOD daily - ANS 0.17 a ladder must be within ______ feet of anyone in a trench - ANS 25 Examples of point source discharges include which of the following - ANS Municipal, industrial, and agricultural wastewater treatment facilities Protecting Texas water from contamination requires which of the following of wastewater - ANS Collection and transportation to treatment, treatment tha...

What is the methane content in a properly operation anaerobic digester? A) 30 to 35% by volume B) 1 to 2% by volume C) 65 to 70% by volume D) 15 to 20% by volume C) 65 to 70% by volume (v.2 pg 158) What will the addition of chlorine gas do to the pH of wastewater? A) Moderately increase pH B) pH will not be affected C) Significantly increase the pH D) Decrease the pH D) Decrease the pH (v.1 pg 349-350)

Which of the following is not likely to develop if wastewater remains int eh collection system too long? - Answer Algae A high sewage pH can result int production of toxic gases due to : - Answer Ammonia What problems do septic conditions in the collection system cause at the treatment plant? - Answer Odor and oxygen demand If a lift station pump will not start what do you check? - Answer Broken and loose terminal connections Shaft binding or sticking Motor shorted or bur...

Texas RS Study Guide Questions and Answers Rated A+ The Muerto Canyon virus (MCV) is primarily spread by: a. bats b. rats c. birds d. mice Wastewater from toilets, latrines, or privies is termed as: a. stormwater b. recycled water c. gray water d. black water In quantitative risk assessments, which method is least commonly used to measure human exposure? a. direct sampling b. surveys 2 c. computer models d. exposure modeling The tallest permissible height for...

Ca Grade 2 Wastewater Treatment Operator Practice Exam with Complete Solutions 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...

Wastewater Treatment Operator Certification Test #1 | Actual 80 Questions & Verified Solutions 2024/2025 What is the methane content in a properly operation anaerobic digester? A) 30 to 35% by volume B) 1 to 2% by volume C) 65 to 70% by volume D) 15 to 20% by volume - Answer - C) 65 to 70% by volume (v.2 pg 158) What will the addition of chlorine gas do to the pH of wastewater? A) Moderately increase pH B) pH will not be affected C) Significantly increase the pH D) Decrease the pH - ...

What removes Total Suspended Solids from a sample (TSS) - filtration What chapter of the Texas Water Code gives T C E Q authority to control discharges in Texas. - Chapter 26 Inorganic solids include - sand, grit and minerals Organic solids include - organic materials from plants, animals or humans A good plant influent pH is about - 7.2 A simple method for indicating when to waste sludge is - 30 minute settling test What is the expected organic loading of a stabilization pond ...

CWEA Grade I Laboratory Analyst, questions and answers 2023 Chloride - Major anion found in many natural waters - Can impart salty taste in H2O What increases concentration of chloride in wastewater Chloride in human diet and softeners flushed into sanitary sewer system 2 most prevalent methods of measuring chloride argentometric and mercuric nitrate Argentometric Titration of sample with standard solution of silver nitrate (AgNO3) - Indicator: Chromate ions (CrO4) -...