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

What are the Oregon Health Authority drinking water operator certification levels?

Grades A, B, C, D Levels 1, 2, 3, and 4 for both water treatment and water distribution Classes I through VI Basic and Advanced only

Correct Answer:

Levels 1, 2, 3, and 4 for both water treatment and water distribution

Access more questions from this quiz

Continue to OR Water Wastewater Operator Practice Questions - Oregon Water and Wastewater Operator Certification Exam for more practice questions and the full quiz experience.

Access More Questions