Wastewater Operator

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

What is the most common reason for a wastewater to contain intermittent large amounts of sand, gravel, and grit? (Ans- storm events Wastewater Sources & Characteristics: Combined wastewater is defined as (Ans- sanitary wastewater and stormwater runoff Wastewater Sources & Characteristics: In general, the solids content in wastewater is about (Ans- 0.1% Wastewater Sources & Characteristics: In general, what is the % of suspended solids in the total amount of solids (Ans- 3...

WASTEWATER OPERATOR GUIDE TO PREPARING FOR THE CERTIFICATION EXAMINATIONS (CLASS B-A OR III-IV) Anaerobic digestion gas handling systems are kept under positive pressure for what reason? - correct answer To prevent air from entering the system and mixing with digester gas, which could cause an explosion What are the components of an effective safety program? - correct answer Regular safety briefings, daily practice, a strong advocate for safety, and a strong central leader. Which of the...

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Wastewater Operator Class 3 Definitions (2022/2023) 100% Pass Clean Water Act 1977 primary legislation concerning water pollution and its regulation. It establishes the NPDES permit system that prohibits point sources from discharging pollutants into waters of the United States. EPA Environmental Protection Agency is an agency of the federal government of the United States charged with protecting human health and the environment by writing and enforcing regulations based on laws passed by Congr...

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:

Flow measurement system where flow stream contents are collected in container for fixed period of time - Timed gravimetric Uses a strong oxidizer to break down organic material - Chemically Oxidizable Carbon (COD) a measure of carbon dioxide given off when material is heated to 550° - Total Organic Carbon (TOC) What is the recommended detention time for a primary clarifier? - 1 1/2 - 2 hours What would be added to a lagoon/pond to subdue a strong odor and increase oxygen (O2)? - Sodium N...

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...

WasteWater Operator class C exam practice review questions and answers with certified solutions 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 What is Phenolphylein used for in ...