BlogOperator Licensing

How to Become a Licensed Operator?

Nathan Certification Manager
Nathan Benamouzig
Certification Manager
Summary

Water and wastewater operators play a vital role in protecting public health and the environment. They make sure that drinking water is safe and that wastewater is properly treated before it returns to nature. If you’re considering a community-oriented career in this essential field, understanding how to become a licensed operator is the first step.

What Does a Water Operator Do?

An operator is responsible for the daily operation and maintenance of water and wastewater treatment plants, collection and distribution systems.

Their main duties include:

  • Monitoring treatment processes
  • Collecting and testing water samples
  • Adjusting chemical dosages
  • Maintaining equipment and pumps
  • Ensuring compliance with safety and environmental regulations

Procedures to become a licensed operator are different in each State. If you're interested in becoming a licensed operator, make sure to follow the process for your state.

Step 1: Meet the Basic Requirements

Before applying for certification, most states require you to:

  • Be at least 18 years old
  • Have a high school diploma or GED
  • Have some educational background in water or wastewater management (in some states)

It’s always a good idea to check your state’s specific requirements, as they vary.

Step 2: Gain Education and Training

Enroll in operator training courses that teach you the fundamentals of water and wastewater treatment and prepare you for the operator certification exam.

Cover topics such as:

  • General knowledge on water and wastewater treatment
  • Operation and maintenance of drinking water and wastewater facilities
  • Chemistry, Math, Hydraulics
  • Safety procedures

Our online training courses and exam prep tests prepare you for the operator certification exams at your own pace.

👉 Start Training Now

Step 3: Pass the Certification Exam

In most states, WPI (formerly ABC) creates and provides the operator certification exams. They consist of 100 questions. Check the Need-to-Know Criteria for their exams.

To succeed:

  • Plan your training over time
  • Review all topics including math
  • Practice sample exam questions

Step 4: Get Hands-On Experience as an OIT

In most states, after passing the exam, you will be considered an OIT (operator in training). You will be required to have a certain number of on-the-job hours before you can become fully certified.

Find a position as an OIT in your local utility is the best way to get practical experience in:

  • Using monitoring instruments
  • Operating pumps and valves
  • Handling maintenance and emergencies

Tip: Keep a log of your experience hours. It will help you when submitting your certification application.

Step 5: Maintain and Renew Your Certification

Operator licenses must be renewed regularly, usually every two to three years. Each state has their own renewal policy, so again, make sure to check your state's requirements.

To renew, you’ll need to complete continuing education units (CEUs) through approved courses.

Tip: Watura training courses are preapproved to deliver CEUs in +30 states. Create an account to track your earn and track CEUs in the same place.

Helpful Tips for Future Operators

  • Start small: Begin with entry-level training, get your first grade license and work your way up.
  • Stay organized: Keep copies of certificates, CEUs, and experience logs.
  • Network: Connect with local utilities or operator associations.
  • Keep learning: Technology and regulations evolve, so ongoing education is key.

Final Thoughts

Becoming a certified operator is a rewarding career path that offers stability, growth, and purpose.
You’ll make a direct impact on your community.

If you’re ready, explore Watura’s online courses and tools to guide you through each step, from training to certification renewal.

Your journey to becoming a certified operator starts with creating a Watura account here. 😉

Nathan Certification Manager
Nathan Benamouzig
Certification Manager
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