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Wastewater Study guides, Revision notes & Summaries
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Wastewater Practice Test (Florida) English Exam Questions And Answers
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Wastewater Practice Test (Florida) English Exam Questions And Answers 
 
 
According to FDEP chapter 62-600.440 (4) (b) FAC, basic level disinfection is described as: - ANS 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: - ANS 24hrs from discovery 
 
What is the 'rule of thumb' regarding pump packing? - ANS Never put rings of new packin...
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Wastewater Operator Exams Package Deal -Solved
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Wastewater Exam Class C-Solved 100%

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Wastewater Operator class C exam practice review- Solved

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Texas Class C Wastewater Treatment License Exam 2023/2024 Graded A+

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Wastewater certification exam questions and answers 100% correct

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Wastewater
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Wastewater Exam Updated Questions and Answers 2024 Already Passed!!
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water becomes denser as it becomes - colder 
 
chemical symbol for lead - Pb 
 
Elements that are isotopes contain different numbers of ______________ - neutrons 
 
table salt is - sodium chloride 
 
Water has a much higher boiling point than expected because of - hydrogen bonding 
 
Chemical bonds occur when atoms share___________ - electrons 
 
The number of electrons in an atom's outermost electron layer determine its ____________ - chemical properties 
 
The chief operator at a Grade 2 plan...
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Wastewater Study Guide Questions and Answers 100% Verified Graded A 2024
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The name of the State Agency responsible for enforcing pollution control laws in Texas is - 
 a. Texas Water Development Board 
b. Texas Water Commission 
c. Texas Section of EPA 
d. Texas Commission on Environmental Quality e. Texas Water Resource and Conservation Commission - D 
 
The term pathogenic means - 
a. Aerobic Bacteria 
b. Anaerobic Bacteria 
c. Fecal Matter 
d. Coliform Bacteria 
e. Capable of Causing Disease - E 
 
The minimum separation between sewer lines and potable water...
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Wastewater Class B Texas Questions with Solved Answers 2024.
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Wastewater Class B Texas Questions with Solved Answers 2024. 
Wastewater Class B Texas Questions with Solved Answers 2024. 
Wastewater Class B Texas Questions with Solved Answers 2024.
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wastewater grade 1 exam Treatment updated 20-24/2025
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wastewater grade 1 exam Treatment updated 20-24/2025 
domestic wastewater 
Comes from schools, homes, hospitals, businesses, light industrial facilities. 
 
 
population equivalents 
100 lbs wastewater per day, .2 lbs TSS/day, .17 BOD/day 
 
 
industrial wastewater 
Comes from industries. Compatible wastes can be processed by the plant. Incompatible wastes are toxic to the plant. 
 
 
sanitary wastewater 
The combined domestic and industrial waste waters from community. 
 
 
storm water 
Water t...
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Grade 2 Wastewater Treatment Operator Practice Exam Q&A 2024/2025
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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...
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Class C Waste water Exam A-graded Final Certification Exam
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Class C Waste water Exam A-graded Final Certification Exam 
The Activated Sludge Process: 
 
A. requires preaeration 
B. requires Activated Carbon 
C. is an aerobic biological process. 
D. Usually precedes primary sedimentation. 
E. Requires 50% by volume old sludge to work effectively. 
C. Is an Aerobic biological process 
 
 
A complete mix activated sludge plant has a fast settling sludge and high amounts of pin floc leaving the clarifier. One way to correct this problem is to : 
 
A. Increas...
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Water Treatment Operator Level 1 real Questions and answers 2024/2025 latest/updated exam
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Water Treatment Operator Level 1 real Questions and answers 2024/2025 latest/updated exam 
What are the two important factors impacting the effectiveness of chlorination? 
Concentration of chlorine and contact time 
 
 
The treatment process that controls corrosion or scaling is known as what? 
Stabilization 
 
 
Permanganate reactions are highly dependent on what factor? 
pH 
 
 
It is hardest to kill the organism that causes what illness? 
Cryptosporidiosis 
 
 
Disinfection of water wells wit...
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Water Treatment Operator Certification Study Guide test exam 2024/2025
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Water Treatment Operator Certification Study Guide test exam 2024/2025 
A continuously flowing watercourse 
Perennial Stream 
 
 
Algae causes PH to ....... at night 
Decrease 
 
 
What contributes to creation of algae blooms 
Increased nutrients 
 
 
Iron is found mostly in what sources of water 
Groundwater 
 
 
Also called the rule of reasonable sharing 
Riparian Doctrine 
 
 
Water high in salinity and warm is 
Low in dissolved oxygen 
 
 
Reservoir turnover 
Denser water at surface sinking ...
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Practice Certification Exam for Water Treatment operation Actual exam
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Practice Certification Exam for Water Treatment operation Actual exam 
Investigate immediately. 
If a consumer complains about the drinking water characteristics, the operator should record the complaint and 
 
 
Operating ratio 
What term is used when a water utility divides its total operating expenses into the total revenue? 
 
 
Daily 
How often should operating data, such as flow rate, amount of water treated, dosage of chemical, and reservoir levels be recorded? 
 
 
Document that safe dri...
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Operation of Wastewater Treatment prep complete exam questions and verified answers 2024/2025
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Operation of Wastewater Treatment prep complete exam questions and verified answers 2024/2025 
An Imhoff cone is used to measure________solids. 
A. suspended 
B. colloidal 
C. volatile 
D. settleable 
D. settleable 
 
(Operation of Wastewater Treatment Plants, Volume 1 
by Kenneth D. Kerri) 
 
 
A _____ flume is widely used for measuring wastewater flow. 
Parshall 
 
(Operation of Wastewater Treatment Plants, Volume 1 
by Kenneth D. Kerri) 
 
 
Velocity of flow in a grit channel must be reduced ...
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