TCEQ: CLASS D WATER OPERATOR TEXAS LICENSE EXAM 2025/2026 QUESTIONS AND ANSWERS

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.
True
T/F: PWS officials should be pro-active in their approach to terrorism.
True
_________ permits the owner of a well to pump as much water as desired, even if
the water is drained from beneath the land of others.
Rule of Capture