Question 1
Which two Oregon state agencies administer water and wastewater operator certification programs?
Correct Answer:
Oregon DEQ (wastewater) and Oregon Health Authority (drinking water)
Question 2
What are the certification grades for Oregon wastewater treatment system operators under OAR 340-049?
Correct Answer:
Grades I, II, III, and IV
Question 3
What are the Oregon Health Authority drinking water operator certification levels?
Correct Answer:
Levels 1, 2, 3, and 4 for both water treatment and water distribution
Question 4
What is the minimum passing score on Oregon water and wastewater operator certification exams?
Correct Answer:
70%
Question 5
What education and experience is required for an Oregon Grade I wastewater treatment system operator?
Correct Answer:
High school diploma or GED and 12 months operating experience at a Class I or higher facility
Question 1
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Prepare with the OR Water Wastewater Operator Practice Questions - Oregon Water and Wastewater Operator Certification Exam practice quiz. This question bank includes 100 questions covering oregon, water, wastewater, treatment, and operator. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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OR Water Wastewater Operator Practice Questions - Oregon Water and Wastewater Operator Certification Exam

This practice set contains 100 questions from the matching question bank and focuses on oregon, water, wastewater, treatment, and operator. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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