TCEQ class c water license Exam Questions With Answers 2025

TCEQ class c water license Exam Questions With Answers 2025 State Agency responsince for enforcing the safe drinking water act in Texas - Correct Answer Texas Commission on environmental Quality What minerals can cause water hardness - Correct Answer Calcium and magnesium A public water system must at all times provide - Correct Answer Adequate quantity of water, pressure, and disinfection A source groundwater would be - Correct Answer aquifer Fecal coliform organisms sometimes found in water supplies are an indication that - Correct Answer Water supply is contaminated, harmful bacteria may be present, possible pathogenic organisms in the water, water is unsuitable for drinking A disease that may be spread by inadequately disinfected water - Correct Answer Dysentery A common chemical used in disinfection of small water supply is - Correct Answer Calcium hypochlorite A physical connection between a potable water supply and house well would be - Correct Answer A cross connection The amount of chlorine in mg/L that is used up by reacting with iron organics of bacteria is called - Correct Answer Demand Which of the following is a physical characteristic of chlorine gas - Correct Answer Greenish-Yellow Color, heavier than air, pungent penetrating odor, corrosive Which of the following would be considered a part of a hypo-chlorinator system - Correct Answer Solution feed pump According to state requirements, all public water Supply wells should be provided with a raised concrete sealing block, screened vents, and- - Correct Answer A flow measuring device Drawdown of a water well is determined by - Correct Answer Difference in static and pumping levels pH of water indicates - Correct Answer If it's acidic or basic The pH of water is expressed on a pH scale of - Correct Answer 0-14