REHS EXAM QUESTIONS COMPILATION
2026 CERTIFICATION EVALUATION SCRIPT
560 PRACTICE QUESTIONS WITH 100%
CORRECT ANSWERS VERIFIED FULL PREP
RESOURCE 153 PAGES
⩥ Order the following for an inspection based on importance most to
least?
a. food festival without a hand sink
b. restaurant without power
c. chlorine leak at a public pool. Answer: Chlorine leak at a public pool,
restaurant without power, food festival without a hand sink
⩥ What causes infections in tattoos?. Answer: Staphylococcus aureus
⩥ What chemical raises the pH of the pool?. Answer: sodium
bicarbonate (soda ash)
⩥ Which would require an inspection first based on the risk caused to
the public if you only have time for one inspection?
a. The hotel is 6 months past due for an inspection
b. Tattoo parlor is nine months past due for an inspection
,c. Fast food restaurant one month past due for an inspection
d. A pool that's not open but is looking to open in 2 weeks. Answer:
Tattoo parlor nine months past due
⩥ When conducting a reinspection at a pool, what will you look at first?
a. The main drain is visible at the bottom of the pool
b. The flow rate in range
c. pH of the pool
d. Chemical log being filled out daily. Answer: The main drain is visible
at the bottom of the pool
⩥ HACCP targets which bacteria?. Answer: Listeria monocytogenes
⩥ What are the 7 steps of a HACCP plan?. Answer: 1. Conduct a
hazardous analysis
2. Determine Critical Control Points (CCPs)
3. Establish Critical Limits
4. Establish Monitoring Procedures
5. Establish Corrective Actions
6. Establish verification procedures
7. Establish record-keeping and documentation procedures
⩥ What is the target pH of sushi rice?. Answer: 4.6 or below
,⩥ What causes methemoglobinemia in toddlers?. Answer: nitrates
⩥ What would you deal with first?
a. One Person eating lipstick with 2 ppm lead
b. Lead in the paint of a house with an infant
c. Air averaging 0.15 µg/m3 lead for 3 months in a location
d. 15% of the house's water level is above 15 µg/L lead in a given area.
Answer: Lead in the paint of a house with an infant
⩥ How much faster do infants absorb lead than adults?. Answer: 4 to 5
times more than adults
⩥ If a house built in 1970 was taken down to the studs and redone in
1980, what would you inspect first regarding a sickness from lead in a
person's house?. Answer: Paint peeling from around window sill
⩥ What following pet can lead to Psittacosis in a child
Parrots
Dogs
Cats
Mouse. Answer: Parrots
, ⩥ Most common cockroach in the US?. Answer: German
⩥ Amount of soil to put on a finished landfill. Answer: 24 inches
⩥ What carries Hantavirus?. Answer: Rodents
⩥ What of the following is not characteristic of Hazardous waste
a. corrosive
b. toxic
c. ignitable
d. degradable. Answer: Degradable
Remember, CRIT is the 4 hazardous waste items (corrosive, reactive,
ignitable, toxic)
⩥ Formula for turnover rate. Answer: Turnover Rate in Hours= (Pool
Gallons/GPM)/60
⩥ A daycare with a wading pool needs to do what of the following?
a. Drained and cleaned daily or after each use
b. Have a chlorine level of 5 ppm
c. Stay less than 18 inches of water
d. Have lifeguard training. Answer: Drained and cleaned daily or after
each use
2026 CERTIFICATION EVALUATION SCRIPT
560 PRACTICE QUESTIONS WITH 100%
CORRECT ANSWERS VERIFIED FULL PREP
RESOURCE 153 PAGES
⩥ Order the following for an inspection based on importance most to
least?
a. food festival without a hand sink
b. restaurant without power
c. chlorine leak at a public pool. Answer: Chlorine leak at a public pool,
restaurant without power, food festival without a hand sink
⩥ What causes infections in tattoos?. Answer: Staphylococcus aureus
⩥ What chemical raises the pH of the pool?. Answer: sodium
bicarbonate (soda ash)
⩥ Which would require an inspection first based on the risk caused to
the public if you only have time for one inspection?
a. The hotel is 6 months past due for an inspection
b. Tattoo parlor is nine months past due for an inspection
,c. Fast food restaurant one month past due for an inspection
d. A pool that's not open but is looking to open in 2 weeks. Answer:
Tattoo parlor nine months past due
⩥ When conducting a reinspection at a pool, what will you look at first?
a. The main drain is visible at the bottom of the pool
b. The flow rate in range
c. pH of the pool
d. Chemical log being filled out daily. Answer: The main drain is visible
at the bottom of the pool
⩥ HACCP targets which bacteria?. Answer: Listeria monocytogenes
⩥ What are the 7 steps of a HACCP plan?. Answer: 1. Conduct a
hazardous analysis
2. Determine Critical Control Points (CCPs)
3. Establish Critical Limits
4. Establish Monitoring Procedures
5. Establish Corrective Actions
6. Establish verification procedures
7. Establish record-keeping and documentation procedures
⩥ What is the target pH of sushi rice?. Answer: 4.6 or below
,⩥ What causes methemoglobinemia in toddlers?. Answer: nitrates
⩥ What would you deal with first?
a. One Person eating lipstick with 2 ppm lead
b. Lead in the paint of a house with an infant
c. Air averaging 0.15 µg/m3 lead for 3 months in a location
d. 15% of the house's water level is above 15 µg/L lead in a given area.
Answer: Lead in the paint of a house with an infant
⩥ How much faster do infants absorb lead than adults?. Answer: 4 to 5
times more than adults
⩥ If a house built in 1970 was taken down to the studs and redone in
1980, what would you inspect first regarding a sickness from lead in a
person's house?. Answer: Paint peeling from around window sill
⩥ What following pet can lead to Psittacosis in a child
Parrots
Dogs
Cats
Mouse. Answer: Parrots
, ⩥ Most common cockroach in the US?. Answer: German
⩥ Amount of soil to put on a finished landfill. Answer: 24 inches
⩥ What carries Hantavirus?. Answer: Rodents
⩥ What of the following is not characteristic of Hazardous waste
a. corrosive
b. toxic
c. ignitable
d. degradable. Answer: Degradable
Remember, CRIT is the 4 hazardous waste items (corrosive, reactive,
ignitable, toxic)
⩥ Formula for turnover rate. Answer: Turnover Rate in Hours= (Pool
Gallons/GPM)/60
⩥ A daycare with a wading pool needs to do what of the following?
a. Drained and cleaned daily or after each use
b. Have a chlorine level of 5 ppm
c. Stay less than 18 inches of water
d. Have lifeguard training. Answer: Drained and cleaned daily or after
each use
