Virginia Master Conventional Onsite Sewage System Operator License

The Master Conventional Onsite Sewage System Operator License allows you to do the following work:

  • Conventional onsite sewage systems:
    • Operate
    • Maintain
    • Design

How to Get the Master Conventional Onsite Sewage System Operators License in Virginia?

  1. Meet one of the qualifications to be eligible to apply:
    • Qualification 1
      • Prerequisites
        • Have a wastewater works operator license
        • No education requirements
        • No documented qualifying experience is needed
    • Qualification 2
      • No prerequisites
      • Education Required
        • Have 10 hours of education approved by the board covering the basics of operation and maintenance of conventional onsite sewage systems
      • Documented qualifying experience
        • Have six months of full-time experience in the operation and maintenance of conventional or alternative onsite sewage systems, verified by one or more of the following:
          • Onsite soil evaluator
          • Onsite sewage system operator
          • Professional engineer
          • Authorized onsite soil evaluator
    • Qualification 3
      • No prerequisites
      • No education required
      • Documented qualifying experience
        • Have one year of full-time experience in the operation and maintenance of conventional or alternative onsite sewage systems, verified by one or more of the following:
          • Onsite soil evaluator
          • Onsite sewage system operator
          • Professional Engineer
          • Authorized onsite soil evaluator
  2. Fill out the experience verification form and attach it to the license application
  3. Send these documents to the DPOR Board for Waterworks and Wastewater Works Operators and Onsite Sewage System Professionals:
    9960 Mayland Drive, Suite 400
    Richmond, Virginia 23233-1485
    (804) 367-8595
    Department of Professional and Occupational Regulation
  4. After being approved by the board, apply for the PSI© exam
    • If applying online:
      1. Sign in or create an account in PSI©
      2. Fill out the requested information
      3. Schedule and pay for the test
    • If applying by phone:
  5. After passing the test, expect the license via mail to the registered address

Virginia Master Conventional Onsite Sewage System Operator License Exam Prep Course

Virginia Master Conventional Onsite Sewage System Operator License Exam

Below is all the information related to the trade exam, including the official reference list.

Virginia Master Conventional Onsite Sewage System Operator Trade Exam

  • Testing Method: Computer-based testing
  • Testing Company: PSI©
  • Number of Questions: 75
  • Types of Questions: Multiple choice
  • Time Allowed: 180 Minutes
  • Minimum Passing Score: 56 Questions
  • Subjects Involved (No. of Questions):
    • Onsite System Operations (10)
      • Characteristics of wastewater
      • Dispersal
      • Conveyance
      • Distribution
      • Evaluate incoming wastestream/sidestream characteristics
        • Volume
    • Monitor, Evaluate, and Adjust Treatment Processes (8)
      • Leak detection
      • Pretreatment
      • Flow equalization
      • Chemical/physical advanced waste treatment without secondary
    • Operating and Maintaining Equipment (18)
      • Pipes & fittings
      • Reading meters
      • Reading charts
      • Pumps, controls, electrical equipment
      • Tanks and infrastructure
      • Inspecting equipment for abnormal conditions
      • Computers
      • Flow distribution devices (valves, etc.)
      • Material Safety Data Sheets (MSDS)
      • Hydraulics
      • Measuring and evaluating head loss
      • Checking and evaluating the capacity of the equipment
      • System operation and maintenance
      • Backflow prevention devices
    • Security & Safety Procedures (7)
      • Source contamination
      • Pathogens
      • Lock-out/tag-out
      • Confined space entry
      • Transportation
      • Chemical handling
      • Personal protective equipment
      • Facility upset
      • Fire safety
    • General Science and Mathematical Principles (14)
      • Mechanical principles
      • Mathematics
        • Usage of formulas
        • Unit conversions
        • Basic arithmetic
      • Measurement principles
      • Principles of electricity
    • Administrative Knowledge (2)
      • Monitoring/reporting requirements
      • Recordkeeping
    • Laws and Regulations (16)
      • Regulations relating to licensure
      • Standard practices for quality
      • Health department regulations
  • PSI© Master Conventional Onsite Sewage System Operator Official Content Outline

Virginia Master Conventional Onsite Sewage System Operator Book Set

This set of books includes all required references for the Master Conventional Onsite Sewage System Operator exam. Orders placed before 2 PM are shipped the same day via UPS, and a tracking number is emailed before 3 PM.

  • VIRGINIA MASTER CONVENTIONAL ONSITE SEWAGE SYSTEM OPERATOR - BOOK SET WITHOUT TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $589.99
  • VIRGINIA MASTER CONVENTIONAL ONSITE SEWAGE SYSTEM OPERATOR - BOOK SET WITH TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $669.99

Virginia Master Conventional Onsite Sewage System Operator Exam Books

Books Allowed in Testing