Page 1 of 116
NEVADA WATER DISTRIBUTION OPERATOR GRADE
II EXAM QUESTIONS AND VERIFIED ANSWERS
WITH RATIONALES JUST RELEASED
NEVADA WATER DISTRIBUTION OPERATOR GRADE II EXAM
MOST RELEVANT AND MOST-TESTED COVERAGE AREAS
1. Nevada Operator Certification, Regulations, and Operator Responsibilities
2. Distribution System Components, System Information, and Hydraulics
3. Pumps, Motors, Valves, Tanks, and Pressure-Control Equipment
4. Water Main Installation, Repair, Disinfection, and Commissioning
5. Disinfection, Chlorine Residual, and Water Quality
6. Cross-Connection Control and Backflow Prevention
7. Water Sampling, Laboratory Analysis, and Monitoring
8. Distribution System Maintenance, Leak Detection, and Troubleshooting
9. Safety, Security, Emergency Response, and Administrative Practices
10. Grade II Water Distribution Mathematics and Applied Calculations
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DOMAIN 1 — NEVADA CERTIFICATION, REGULATIONS, AND OPERATOR RESPONSIBILITIES
Question 1
Which agency administers Nevada's drinking water operator certification program?
A. Nevada Division of Environmental Protection
B. Nevada Department of Transportation
C. Nevada Public Utilities Commission
D. Nevada Department of Agriculture
Answer: A
Rationale: NDEP's Bureau of Safe Drinking Water administers Nevada's drinking-water operator
certification program and oversees certification requirements for operators responsible for public water
systems.
Question 2
What educational credential is currently listed for Nevada Grade II drinking-water operator certification?
A. Associate degree
B. High school diploma or GED
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C. Bachelor's degree
D. Master's degree
Answer: B
Rationale: NDEP currently lists a high-school diploma or GED as the education requirement for Grade II
certification.
Question 3
How much qualifying experience is currently listed for a Nevada Grade II certificate?
A. Six months
B. Nine months
C. One year
D. Two years
Answer: C
Rationale: NDEP's current certification table lists one year of qualifying experience for Grade II
certification.
Question 4
How often must Nevada fully certified drinking-water operators renew their certificates?
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A. Every year
B. Every three years
C. Every five years
D. Every two years
Answer: D
Rationale: Nevada's drinking-water operator certificates are renewed on a two-year cycle, with
continuing education requirements associated with renewal.
Question 5
How many contact hours are currently required for renewal of a Nevada Grade II drinking-water
certificate?
A. 7 contact hours
B. 10 contact hours
C. 14 contact hours
D. 20 contact hours
Answer: A
Rationale: NDEP currently lists seven contact hours, or 0.7 CEU, for Grade II renewal.
NEVADA WATER DISTRIBUTION OPERATOR GRADE
II EXAM QUESTIONS AND VERIFIED ANSWERS
WITH RATIONALES JUST RELEASED
NEVADA WATER DISTRIBUTION OPERATOR GRADE II EXAM
MOST RELEVANT AND MOST-TESTED COVERAGE AREAS
1. Nevada Operator Certification, Regulations, and Operator Responsibilities
2. Distribution System Components, System Information, and Hydraulics
3. Pumps, Motors, Valves, Tanks, and Pressure-Control Equipment
4. Water Main Installation, Repair, Disinfection, and Commissioning
5. Disinfection, Chlorine Residual, and Water Quality
6. Cross-Connection Control and Backflow Prevention
7. Water Sampling, Laboratory Analysis, and Monitoring
8. Distribution System Maintenance, Leak Detection, and Troubleshooting
9. Safety, Security, Emergency Response, and Administrative Practices
10. Grade II Water Distribution Mathematics and Applied Calculations
, Page 2 of 116
DOMAIN 1 — NEVADA CERTIFICATION, REGULATIONS, AND OPERATOR RESPONSIBILITIES
Question 1
Which agency administers Nevada's drinking water operator certification program?
A. Nevada Division of Environmental Protection
B. Nevada Department of Transportation
C. Nevada Public Utilities Commission
D. Nevada Department of Agriculture
Answer: A
Rationale: NDEP's Bureau of Safe Drinking Water administers Nevada's drinking-water operator
certification program and oversees certification requirements for operators responsible for public water
systems.
Question 2
What educational credential is currently listed for Nevada Grade II drinking-water operator certification?
A. Associate degree
B. High school diploma or GED
, Page 3 of 116
C. Bachelor's degree
D. Master's degree
Answer: B
Rationale: NDEP currently lists a high-school diploma or GED as the education requirement for Grade II
certification.
Question 3
How much qualifying experience is currently listed for a Nevada Grade II certificate?
A. Six months
B. Nine months
C. One year
D. Two years
Answer: C
Rationale: NDEP's current certification table lists one year of qualifying experience for Grade II
certification.
Question 4
How often must Nevada fully certified drinking-water operators renew their certificates?
, Page 4 of 116
A. Every year
B. Every three years
C. Every five years
D. Every two years
Answer: D
Rationale: Nevada's drinking-water operator certificates are renewed on a two-year cycle, with
continuing education requirements associated with renewal.
Question 5
How many contact hours are currently required for renewal of a Nevada Grade II drinking-water
certificate?
A. 7 contact hours
B. 10 contact hours
C. 14 contact hours
D. 20 contact hours
Answer: A
Rationale: NDEP currently lists seven contact hours, or 0.7 CEU, for Grade II renewal.
