Awwa Study guides, Class notes & Summaries
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AWWA ABC Water Distribution Grades 1 & 2 Questions & Answers Graded A+
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Which agency sets legal limits on the concentration levels of harmful contaminants in potable water 
distributed to customers? - Answer-US Environmental Protection Agency 
The number of monthly distributions system bacteriologiacal samples required is - Answer-Based on the 
population served 
What is the maximum contaminant level for total trihalomethanes (TTHM) in the united States? - 
Answer-0.080 mg/L 
Under the Surface Water Treatment Rule, disinfection residuals must be collected at the sam...
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AWWA ABC Water Distribution Grades 1 & 2 Questions and Answers with Certified Solutions
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AWWA ABC Water Distribution Grades 1 
& 2 Questions and Answers with 
Certified Solutions 
Which agency sets legal limits on the concentration levels of harmful contaminants in potable 
water distributed to customers? US Environmental Protection Agency 
The number of monthly distributions system bacteriologiacal samples required is Based on 
the population served 
What is the maximum contaminant level for total trihalomethanes (TTHM) in the united States? 
0.080 mg/L 
Under the Surface Water Tre...
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AWWA Lab Analyst 1 Questions and Answers 100% Solved
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AWWA Lab Analyst 1
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Backflow Prevention and Cross Connection Control Questions and Answers ABPA and AWWA Certification Test
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Backflow Prevention and Cross Connection Control Questions and Answers ABPA and AWWA Certification Test
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AWWA Water Efficiency Questions with 100 % correct answers
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Adaptive plants - Answer-Non-indigenous plants that easily adapt to the climate and thus require 
little or no supplemental irrigation once established. 
Adjusted water budget - Answer-an amount of water used to maintain a landscape that is based on 
area and evapotranspiration rate. 
American National Standards Institute (ANSI) - Answer-an association involved in developing 
standards for a wide range of products including plumbing fixtures. 
American Society of Mechanical Engineers (ASME) - An...
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AWWA WSO Water Treatment Grades 3&4 Questions With Complete Solutions.
- Exam (elaborations) • 20 pages • 2023
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Which disinfectant would work best against cryptosporidium? - Ozone 
The pH of a water sample is greater that the pHs so the Langlier index? - Indicates the water is 
scale forming. 
When water high in calcium bicarbonate is softened by ion exchange - Sodium bicarbonate 
remains in the product water. 
Lime softening can effectively disinfect water because: - The pH level is higher than 10.5 
A noncarbonate hardness compound is - MgSO4 
What term refers to the reintroduction of carbon dioxide int...
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Water Treatment Grade 1 AWWA Questions and Answers 100% Accurate
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Water Treatment Grade 1 AWWA
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AWWA WSO Water Treatment Grades 3&4 Questions & Answers Already Passed!!
- Exam (elaborations) • 19 pages • 2024
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Which disinfectant would work best against cryptosporidium? - Answer-Ozone 
The pH of a water sample is greater that the pHs so the Langlier index? - Answer-Indicates the water is 
scale forming. 
When water high in calcium bicarbonate is softened by ion exchange - Answer-Sodium bicarbonate 
remains in the product water. 
Lime softening can effectively disinfect water because: - Answer-The pH level is higher than 10.5 
A noncarbonate hardness compound is - Answer-MgSO4 
What term refers to the r...
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AWWA Certification Exam Prep Questions and Answers
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AWWA Certification Exam Prep Questions and Answers ...
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AWWA WSO Water Treatment Grades 3&4|215 Test Questions & Answers | with 100% Correct Answers | Updated & Verified
- Exam (elaborations) • 22 pages • 2024
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Which disinfectant would work best against cryptosporidium? - ️️Ozone 
 
The pH of a water sample is greater that the pHs so the Langlier index? - ️️Indicates the water is scale forming. 
 
When water high in calcium bicarbonate is softened by ion exchange - ️️Sodium bicarbonate remains in the product water. 
 
Lime softening can effectively disinfect water because: - ️️The pH level is higher than 10.5 
 
A noncarbonate hardness compound is - ️️MgSO4 
 
What term refers to th...
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