Lift Station Practice Questions

Lift Station Operation and Maintenance is 18 questions on WPI’s Collection Class I and II exams, and pumping is a Texas Class I collection subject.

100 questions across the published subjects, with a score for every area and an explanation for every option.

Or try the free lift stations drill
  • 27 original lift stations questions, every option explained
  • Tested on 5 of our 25 practice exams
Free sample · Question 1 of 3Lift stations

Which pump type is common in small lift stations because the pump and motor sit in the wet well?

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What our lift stations questions cover

  • Wet wells, force mains, submersible and dry-pit stations
  • Level controls, alarms and pump alternation
  • Clogging, short cycling, amps and run times
  • Check valves, standby generators and odor control
  • Pump curves and parallel pumping
Line drawing of a lift station cutaway: a round wet well with two submersible pumps on guide rails, hanging float switches and a force main, with a control panel and standby generator above

This list is our own summary, written for practice. The exam owners publish their outlines: California’s Expected Range of Knowledge, TCEQ’s Need-to-Know Criteria and WPI’s Need-to-Know Criteria.

Drill lift stations, then sit a full practice exam

100 questions across the published subjects, with a score for every area and an explanation for every option.

Or try the free lift stations drill

Ideas the questions test most

  1. A rising level alarm means pumps are not keeping up.
  2. Alternation evens out wear.
  3. Wipes and rags clog impellers.
  4. Wet wells are permit-required confined spaces.

Start the free lift stations drill · TCEQ Collection Class I practice test · TCEQ Class D Wastewater practice test · TCEQ Class C Wastewater practice test · Wastewater Collection Class I practice test · Wastewater Collection Class II practice test

Common questions

Why alternate lift station pumps?

To spread wear and run time evenly and to prove every pump works.

What does a pump that runs much longer than usual mean?

It is moving less flow per hour, often from wear, a partial clog or a failing check valve.

100 questions across the published subjects, with a score for every area and an explanation for every option.

Or try the free lift stations drill

More operator topics

Outlines used for these questions: Expected Range of Knowledge, Drinking Water Treatment Exam (rev. 4/2020, PDF) · Expected Range of Knowledge, Drinking Water Distribution Exam (rev. 4/2020, PDF) · TCEQ: Need-to-Know Criteria for public water system operators · TCEQ: What applicants for wastewater licenses need to know · WPI: 2025 Need-to-Know Criteria.

Game Assessment Prep is an independent practice site, not affiliated with or endorsed by Water Professionals International (WPI, formerly ABC), the California State Water Resources Control Board or the Texas Commission on Environmental Quality. Every question is original; none is taken from a certification exam, an official study guide or another prep provider.