Wastewater Operator Class 3 Definitions| 301 questions| with complete solutions

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: National Pollutant Discharge Elimination System is a permit issued by state or federal government regulating amount of pollutants wastewater treatment plants can discharge CFR Correct Answer: Code of Federal Regulations is the codification of the general and permanent rules and regulations published in the 'Federal Register' by the executive departments and agencies (like EPA) of the Federal Government of the United States Wastewater Correct Answer: The spent water of a community from homes, businesses, and industries Domestic Wastewater Correct Answer: Wastewater from homes and businesses with little to no industrial components Wastewater Physical Characteristics Correct Answer: temperature, color (gray), odor (musty), turbidity Sewer Use Ordinance Correct Answer: Local ordinance that addresses what is prohibited from being discharged and sets limits for particular pollutants POTW Correct Answer: Publicly Owned Treatment Works. A treatment works, as defined by Section 212 of the CWA, that is owned by the state or municipality. Includes the treatment plant and the collection system. Industrial Pretreatment Program Correct Answer: A program run by a permitting authority requiring industries to pretreat wastes and establishing discharge limits for the water sent to the POTW Sanitary Sewer Correct Answer: Sewer system that transports spent water from homes, business, and industries to the wastewater treatment plant SSO Correct Answer: Sanitary Sewer Overflow. Untreated of partiality treated sewage overflows from a sanitary sewer collection system