Texas Class B Groundwater Operator Practice Test
Practice for the TCEQ Class B Groundwater Operator license. Builds on Class C Groundwater with diagnose-and-optimize depth: well rehabilitation, advanced iron/manganese/hydrogen sulfide/arsenic/nitrate treatment, well hydraulics (step-drawdown, transmissivity), corrosion control + LSI, lab analyses, vertical turbine and submersible pump operation, hydropneumatic tank cycling math, horsepower math (WHP/BHP/MHP), and process diagnostics. Calibrated to TCEQ's official Need-to-Know Criteria for Class B Groundwater Operators. Calibrated to TCEQ Need-to-Know Criteria published 2026-03-17.
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Browse all testsBoth options pull from the same 50-question bank. The quick quiz randomly selects 25 questions each time you take it.
Texas Class B Groundwater Operator Practice Test
About this practice test
This Texas Class B Groundwater Operator Practice Test practice test is a free study tool for water operators preparing for state and national certification exams. The 50 questions on this exam cover the most common topics tested at this level, and every question comes with a plain-English explanation so you can actually learn the material.
If you're studying for the certification exam, we recommend taking this test once, reviewing the explanations for any questions you missed, and then taking it again later. You can also explore the other practice tests covering specific topics like disinfection, filtration, and operator math. If you want a structured walk-through of what to study and in what order, see our 30-day study plan.