AWWA Exam Prep App

PASS your Water Operator Certification Exam

  • Developed by water industry experts
  • See answer explanations, including equations & formulas
  • Track your progress with charts & detailed results
Get started TODAY with these 3 easy steps!

STEP 1: Download the FREE App

The app is free and comes with 20 sample questions. Get it on iOS | Android Play |  WebApp


Registering an account is free and easy. Track your progress, sync your devices, and purchase question sets.

STEP 3: Validate your Account

When you register, you will receive a confirmation email. The email includes a link to validate your account. Validating your account lets you make purchases for paid question sets. (You will validate your account and buy via the web app.)

Question sets are $19 each

After you download the app, you will be able to login from your desktop and purchase question sets.

Water Treatment introductory

Grades 1 & 2

includes 550+ questions

water treatment advanced

Grades 3 & 4

includes  650+ questions

water distribution introductory

Grades 1 & 2

includes 500+ questions

water distribution advanced

Grades 3 & 4

includes 250+ questions

Study Anywhere, Anytime

Offline access allows you to study on the go, wherever it is the most convenient for you.

Detailed Answers Included

Every math question includes a detailed explanation of the answer so you can learn from your mistakes. 

Accessible on Multiple Devices

Study on your phone, tablet, or desktop. When you login you will see where you left off.

Track your Progress

Understand where you need to focus with detailed exam results and cumulative history charts.

Vetted by Industry Experts

Q&As have been reviewed by water industry experts. Meets the latest ABC Need-to-Know Criteria.

Study by Subject or Difficulty Level

Questions can be sorted by subject matter and both intro and advanced question sets are available.

I’ll be using it quite a bit...
it’s really easy to look at my
phone to study when I have down time.


Water Operator in Parker, CO

I’m always trying to find time to study and this will help...I’d use it everyday.


Water Treatment Operator Class D

Much love to AWWA and all of their staff continuing to do great things for our Industry!



This app was so easy to use. Great resource for exam
prep. Everything at my fingertips so I could study anywhere.


Grade 4 Operator in Auburn, AL

Download the free app to get started

Also available in a printed book format

1400+ all new questions

  Replaces AWWA's Water Operator Certification Study Guide, 6th Ed

buy now