Texas Commission on Environmental Quality (TCEQ). Class C Water License Exam

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The testing frequency for water meters is primarily based on:

  1. Water temperature

  2. Total water consumption

  3. Size of the water meter

  4. Type of water source

The correct answer is: Size of the water meter

The testing frequency for water meters is primarily based on the size of the water meter. Larger meters tend to experience more flow fluctuations and require more frequent testing to ensure that they remain accurate over time. This is critical for proper billing and maintaining the efficiency of the water distribution system. When considering the size of the water meter, regulatory guidelines often stipulate varying testing intervals based on meter capacities. Smaller meters may have different requirements than larger ones due to factors like wear and tear, flow rates, and the potential for hydraulic issues. By aligning the testing frequency with the meter size, utilities can ensure accurate measurements and maintain the integrity of their water supply systems. While other factors might influence testing practices—such as water temperature, total consumption, or the type of water source—they do not serve as primary determinants for the frequency of testing compared to the size of the meter.