Exam (elaborations)
Class D Water Operator License Exam TCEQ questions & answers.
Class D Water Operator License Exam TCEQ questions & answers.
[Show more]
Content preview
Class D Water Operator License Exam TCEQquestions & answers
T/F: In Texas, about 75% of all water is used for commercial, industrial, or agricultural purposes. -
Correct Answer - True
Water covers approximately ________ of Earth's surface. - Correct Answer - 71%
Drought is an extended period when a region receives a deficiency in its ________ water supply. -
Correct Answer - atmospheric, ground, or surface
T/F: Only about 1 gallon of tap water per person/day is used for drinking and cooking - Correct Answer -
True
Excluding outside water use, the average household uses about _______ gallons of water per month for
inside use - Correct Answer - 2,000
T/F: Only 3% of all the fresh water on earth can be easily accessed for use. - Correct Answer - False (only
1%)
T/F: In 1978, the Texas Department of Health (TDH) assumed primacy over the Safe Drinking Water Act
from the EPA. - Correct Answer - True
T/F: PWS officials should be pro-active in their approach to terrorism. - Correct Answer - 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. - Correct Answer - Rule of Capture
In Texas, agricultural water demand accounts for about ___% of the total water used. - Correct Answer -
57%
T/F: An example of a non-transient non-community PWS is a rural school. - Correct Answer - True
Monitoring average and maximum daily water ______ enables us to plan ahead for growth. - Correct
Answer - Demand
T/F: The Safe Drinking Water Act sets standards for drinking water including physical, chemical,
bacteriological, and radiological characteristics. - Correct Answer - True
, "Potable" means water is safe to drink and has a measurable chlorine ________. - Correct Answer -
Residual
The plant operator is responsible for a sufficient supply of safe and ________ drinking water. - Correct
Answer - Palatable
T/F: The Texas State Board of Fire Insurance requires utilities that provide fire protection to have a
minimum amount of water available based on 30 gals per person per day. - Correct Answer - False (130
gals per person per day)
T/F: The primary state regulator of water utilities is the TCEQ. - Correct Answer - True
T/F: All community and non-transient non-community PWS, regardless of source of water, must be
under the supervision of a licensed water works operator. - Correct Answer - True
Meter readers bring in operating revenue and profoundly impact _____ relations. - Correct Answer -
Public
The federal regulator of drinking water is the _____. - Correct Answer - EPA
T/F: Duties of distribution operator include repairing leaks, making taps, flushing mains, and taking
radiological samples. - Correct Answer - False (Repair leaks, Make taps, Flush mains, Operate pumps,
Take *bacteriological* samples)
A service area has 1000 service connections. What can we estimate the population of this service area to
be? - Correct Answer - 3,000 (multiply connections x 3)
T/F: The State must be notified after an existing facility is changed or after construction of a new facility.
- Correct Answer - False (must notify *before*)
T/F: A Class "D" license is valid for 2 years at ground and purchase water systems with 250 connections
or less. - Correct Answer - False (3 years)
T/F: The physical characteristics of water are color, taste, odor, temperature, and turbidity. - Correct
Answer - True
An alkaline or basic solution has a pH greater than ____. - Correct Answer - 7
T/F: The terms mg/L and ppm are not interchangeable. - Correct Answer - False (they are
interchangeable)
Suspended solids in water cannot be filtered out. - Correct Answer - False (they can)
Solids, water hardness, pH and gases are ____ characteristics. - Correct Answer - Chemical
T/F: There are 2 hydrogen atoms and 1 oxygen atom in each water molecule. - Correct Answer - True
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Wisdoms. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £8.11. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
72964 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy revision notes and other study material for 14 years now