CLASS D WATER OPERATOR TCEQ: TEXAS LICENSE EXAM QUESTIONS AND ANSWERS 2026/2027

CLASS D WATER OPERATOR TCEQ: TEXAS LICENSE EXAM QUESTIONS AND ANSWERS 2026/2027
T/F: In Texas, about 75% of all water is used for commercial, industrial,
or agricultural purposes.
True
Water covers approximately ________ of Earth's surface.
71%
Drought is an extended period when a region receives a deficiency in its
________ water supply.
atmospheric, ground, or surface
T/F: Only about 1 gallon of tap water per person/day is used for drinking
and cooking
True
Excluding outside water use, the average household uses about _______
gallons of water per month for inside use
2,000
T/F: Only 3% of all the fresh water on earth can be easily accessed for
use.
False (only 1%)
T/F: In 1978, the Texas Department of Health (TDH) assumed primacy
over the Safe Drinking Water Act from the EPA.