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TCEQ CLASS C WATER LICENSE ACTUAL EXAM PAPER QUESTIONS AND CORRECT ANSWERS 2024 A GRADE
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TCEQ CLASS C WATER LICENSE ACTUAL EXAM PAPER QUESTIONS AND CORRECT ANSWERS 2024 A GRADE
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Page 1 of 28 SUCCESS! 1 TCEQ CLASS C WATER LICENSE ACTUAL EXAM PAPER QUESTIONS AND CORRECT ANSWERS 2024 A GRADE State Agency responsince for enforcing the safe drinking water act in Texas Texas Commission on environmental Quality What minerals can cause water hardness Calcium and magnesium A public water system must at all times provide Adequate quantity of water, pressure, and disinfection A source groundwater would be aquifer Fecal coliform organisms sometimes found in water supplies are an indication that 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 Dysentery A common chemical used in disinfection of small water supply is Calcium hypochlorite A physical connection between a potable water supply and house well would be A cross connection Page 2 of 28 SUCCESS! 2 The amount of chlorine in mg/L that is used up by reacting with iron organics of bacteria is called Demand Which of the following is a physical characteristic of chlorine gas Greenish -Yellow Color, heavier than air, pungent penetrating odor, corrosive Which of the following would be considered a part of a hypo -chlorinator system Solution feed pump According to state requirements, all public water Supply wells should be provided with a raised concrete sealing block, screened vents, and - A flow measuring device Drawdown of a water well is determined by Difference in static and pumping levels pH of water indicates If it's acidic or basic The pH of water is expressed on a pH scale of 0-14 Water that is considered neutral is expressed on the pH scale at 7.0 Which of the following is a required Step in collecting a routine distribution sample for bacteriological testing? Page 3 of 28 SUCCESS! 3 Use of an approved, sterile sample container Sand filtration will remove which of the following from surface water Turbidity Activated carbon is used in a surface water plant primarily for Taste and odor control Which or the following chemicals are commonly used as coagulants in surface water treatment Alum and ferric chloride Ground storage tanks are required to provided with which of the following Screened vents, an approved locking roof hatch, an overflow pipe with hinged flap device, annual inspection and maintenance as needed An elevated storage tank should be protected against corrosion by Painting, cathodic protection, water stabilization, and only using galvanized and lead based primed components A public water supply system should maintain residual pressure of 20 psi and a minimum of normal operating pressure of 35 psi Before a new or repaired water line is placed into service, it must be properly disinfected by providing a chlorine dosage of _________ and proper detention time 50 mg/LThe benefits of buying summaries with Stuvia:
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