Free check · no account
Free check for the Class D water exam
Answer 10 practice questions and see your score by subject. No account and no email.
- 10 questions
- About 8 minutes
- No account
Passing takes 70% or more.
More about the passing score
TCEQ's rule sets the minimum passing score at 70% (30 TAC §30.20(b)), and its water licensing page says the same.
Frequently asked questions
Does the free check tell me if I will pass?
No. It is a quick estimate from 10 practice questions. It tells you which subjects to practice first.
How many questions does the TCEQ exam have?
TCEQ does not publish how many questions the Class D water exam has or how much each subject counts. Our practice exam has 50 questions, spread across the 8 published subjects with our own weights.