Wastewater Operator Study guides, Class notes & Summaries

Clean Water Act CORRECT ANSWER 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 CORRECT ANSWER 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 Congress NPDES CORRECT ANSWER Na...

What is the most common reason for a wastewater to contain intermittent large amounts of sand, gravel, and grit? CORRECT ANSWER Storm events Combined wastewater is defined as CORRECT ANSWER Sanitary wastewater and stormwater runoff In general, the solids content in wastewater is about CORRECT ANSWER 0.1% In general, what is the percentage of suspended solids in the total amount of solids? CORRECT ANSWER 30% Generally, the percentage of dissolved solids in the amount of total solids i...

the name of the state agency responsible for enforcing pollution control laws in Texas is- CORRECT ANSWER Texas commission on environmental quality The term pathogenic means: CORRECT ANSWER capable of causing disease the minimum separation between sewer lines and potable water lines is CORRECT ANSWER 9 feet a licensed wastewater operator is a professional who CORRECT ANSWER consistently does the best job possible, practices personal safety, strives to improve job knowledge, strives to k...

Biochemical Oxygen Demand CORRECT ANSWER organic strength measured by amount of oxygen consumed over time composite sample CORRECT ANSWER sample combined from multiple grab samples grab sample CORRECT ANSWER 1 sample representative of current conditions Dissolved Oxygen CORRECT ANSWER measure of the amount of oxygen dissolved in water (mg/l) effluent CORRECT ANSWER treated water discharged from a treatment plant eutrophication CORRECT ANSWER excessive growth of plant/algae in rece...

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 ...

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...

Wastewater Operator (class 1) 100% Pass What is the most common reason for a wastewater to contain intermittent large amounts of sand, gravel, and grit? Storm events Combined wastewater is defined as Sanitary wastewater and stormwater runoff In general, the solids content in wastewater is about 0.1% In general, what is the percentage of suspended solids in the total amount of solids? 30% Generally, the percentage of dissolved solids in the amount of total solids is about 70% Which type of ...

Wastewater Operator certification Study Guide-Grade 2 Already Passed 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: In general, what is the maximum practical lift of pumps 15-25ft General Wastewa...

WasteWater Operator Certification Study Guide Grade 1

WasteWater Operator Certification Study Guide Grade 1