Water operator cert - Study guides, Class notes & Summaries

When Chlorine is combined with water what type of pipe should be used? A. Ductile iron B. Asbestos concrete C. PVC D. Carbon Steel C. PVC A good settling sludge would consist of what type of protozoa? A. Rotifers and nematodes B. Amoebas and Flagellates C. Stalked ciliates and mastagoria D. Free swimmers and stalk ciliates D. Free swimmers and stalk ciliates

Wastewater Operator certification Study Guide-Grade 2 (Questions & Answers) Solved 100% Correct!!

A common remedy for activated sludge system problems is to increase the waste activated sludge flow rate, when would an increase of WAS rate not be correct? - Answer-When straggler Floc is present in clarifier and settleometer The chlorine residual is falling An inspection of the 150lb cylinder and chlorine feed equipment shows ice forming on the chlorine regulator and feed lines. The best method to fix the falling chlorine residual is? - Answer-Put another chlorine cylinder online Caution...

WasteWater Sources & Characteristics: What is the most common reason for a wastewater to contain intermittent large amounts of sand, gravel, and grit? - storm events WasteWater Sources & Characteristics: Combined wastewater is defined as - sanitary wastewater and stormwater runoff WasteWater Sources & Characteristics: In general, the solids content in wastewater is about - 0.1% WasteWater Sources & Characteristics: In general, what is the % of suspended solids in the total amount of soli...

General Wastewater Treatment: What is the pressure head caused by? - Water elevation General Wastewater Treatment: What color should the piping be that contains reclaimed water? - purple General Wastewater Treatment: What is the term for the height to which a column of water will rise in a well. - piezometric surface General Wastewater Treatment:

Wastewater Operator certification Study Guide-Grade 2 Exam A+ Rated

What are the two important factors impacting the effectiveness of chlorination? (Ans - Concentration of chlorine and contact time The treatment process that controls corrosion or scaling is known as what? (Ans - Stabilization Permanganate reactions are highly dependent on what factor? (Ans - pH It is hardest to kill the organism that causes what illness? (Ans - Cryptosporidiosis Disinfection of water wells with free chlorine requires exposure for how long and at what concentratio...

WasteWater Operator Certification Study Guide Grade 1 Exam Questions with Correct Verified Solutions 100% Guaranteed PassWasteWater Operator Certification Study Guide Grade 1 Exam Questions with Correct Verified Solutions 100% Guaranteed PassWasteWater Operator Certification Study Guide Grade 1 Exam Questions with Correct Verified Solutions 100% Guaranteed PassWasteWater Operator Certification Study Guide Grade 1 Exam Questions with Correct Verified Solutions 100% Guaranteed PassWasteWater Opera...

General Wastewater Treatment: What is the pressure head caused by? - correct answer Water elevation General Wastewater Treatment: What color should the piping be that contains reclaimed water? - correct answer purple General Wastewater Treatment: What is the term for the height to which a column of water will rise in a well. - correct answer piezometric surface General Wastewater Treatment: In general, what is the maximum practical lift of pumps - correct answer 15-25ft

AWWA Water Operator Certification Exam Prep Questions and Answers What is the most common disinfection by product when adding chlorine to water containing natural and inorganic matter? - ANSWER-Chloroform What will most probably cause taste and odors, slime, and filter clogging? - ANSWER-Blue-green Algae Why can rapid sand filters handle higher filtration rates compared to slow sand filters? - ANSWER- Coarser sand Iron bacteria can interfere with ___________ because the bacteria produce ...