Tceq Surface Water B License Exam Guide 2024

What lab test is the most significant for establishing chemical dosage for coagulating water? {Ans: Alkalinity and pH}What are the MCL for disinfection byproducts? {Ans: TTHM (Total Trihalomethanes) .08 mg/L, HAA5 (Haloacetic Acid) .06 mg/L}What are lime and soda ash used for removing? {Ans: Hardness}What is a non-transient non-community water system? {Ans: Regularly supplies water to 25+ people for >6 months/yr.}What chemical analysis deals with changes in color at pH of either 4.5 or 8.3? {Ans: Alkalinity}What factors affect coagulation? {Ans: Turbidity, pH, and temperature}