Wastewater Practice Test (Florida) English
Study online at https://quizlet.com/_98p69h
1. According to FDEP chapter 62-600.440 (4) (b) FAC, ba- A chlorine residual of 0.5
sic level disinfection is described as: mg/L for 15 minutes at
peak hourly flow
2. FDEP chapter 62-604.550 (a) FAC, requires a waste- 24hrs from discovery
water spill shall be verbally reported to the state warn-
ing point no later than:
3. What is the 'rule of thumb' regarding pump packing? Never put rings of new
packing over the old pack-
ing
4. According to FDEP chapter 62-60, FAC, a composite Effluent CBOD
sample shall be used for which test?
5. Chlorine residual can be measured in several ways, in- Amperometric Titration
cluding the use of DPD reagent, spectrophotometers
and iodometric titration. Which of the following is also
an approved method?
6. Chapter 62-601, Domestic wastewater treatment Dissolved Oxygen(DO)
plant monitoring, states that on-site tests for total
residual chlorine, pH, and _______ can be performed
under the direction of a certified operator:
7. Starting this type of pump against a closed valve can Positive displacement
cause major damage to the pump, pump piping, the pump
operator, or all three
8. These types of samples may be used for CBOD5 and Grab samples
nutrients at flows less than 100,000 GPD, according to
chapter 62-601
, Wastewater Practice Test (Florida) English
Study online at https://quizlet.com/_98p69h
9. According to FDEP chapter 62-602, drinking water and Any major interruption of
wastewater treatment plant operators, duties of op- service
erators includes reporting to the permittee and the
department, as soon as possible, but within 24hrs:
10. What could cause a centrifugal above ground pump Debris caught in the im-
to be noisy while running peller housing
11. According to FDEP chapter 62-601 FAC, Domestic 28th day
wastewater treatment plant monitoring, discharge
monitoring reports (DMRs) for the previous month
must be submitted to the department by the
____________ day of the current month?
12. FDEP chapter 62-600 FC, domestic wastewater Fenced
facilities, states that all treatment plants shall
be____________
13. As the operator of a primary clarifier, you notice a Improper sludge removal
black and odorous septic wastewater leaving the clar-
ifier. What is the probable cause?
14. A fire has started in the maintenance shop due to an Pressurized water
ignition of petroleum oil. Which type of fire extinguish-
er should NOT be used to fight the fire?
15. Chlorine gas is how many times heavier than air 2.5
16. The combination of methane and ____________ can be Oxygen
very combustible
17. Plant effluent coliform count fails to meet the required Contact time too short
standards for disinfection. Chlorine residual is normal.
, Wastewater Practice Test (Florida) English
Study online at https://quizlet.com/_98p69h
Disinfectant supplies ARE NOT a problem. What is the
probable cause?
18. A fixed sample is: A sample purposely
spiked by the lab techni-
cian for QA/QC
19. According to FDEP chapter 62-602 FAC, an operator Falsified or misrepresent-
could have his license permanently revoked for: ed reports, logs, or lab
sheets
20. What process do the bacteria perform in the stabi- Absorption and digestion
lization(re-aeration) tank in the contact stabilization of the waste material they
process? collected
21. A screenings dumpster at the head works of the treat- 533 (6 x 10 x 8 = 480) (480
ment plant is full at the end of the day. The dumpster is /27 = 17.7) (17.7 x 30 =
6ft tall, 10ft long, and 8ft wide. How many cubic yards 533)
of screenings must be disposed of in a 30 day month?
22. When properly adjusted, the rope packing on a cen- One drip per second
trifugal pump is designed to leak how much?
23. A confined space is defined as having a space large Not designed for continu-
enough to bodily enter and perform work, has limited ous occupancy
entry and egress and is ___________?
24. You noticed that your bearings are excessively hot on Over lubrication
a pump, why?
25. Where can you gain access for collection system main- Man hole
tenance?
26. Filamentous bacteria
Study online at https://quizlet.com/_98p69h
1. According to FDEP chapter 62-600.440 (4) (b) FAC, ba- A chlorine residual of 0.5
sic level disinfection is described as: mg/L for 15 minutes at
peak hourly flow
2. FDEP chapter 62-604.550 (a) FAC, requires a waste- 24hrs from discovery
water spill shall be verbally reported to the state warn-
ing point no later than:
3. What is the 'rule of thumb' regarding pump packing? Never put rings of new
packing over the old pack-
ing
4. According to FDEP chapter 62-60, FAC, a composite Effluent CBOD
sample shall be used for which test?
5. Chlorine residual can be measured in several ways, in- Amperometric Titration
cluding the use of DPD reagent, spectrophotometers
and iodometric titration. Which of the following is also
an approved method?
6. Chapter 62-601, Domestic wastewater treatment Dissolved Oxygen(DO)
plant monitoring, states that on-site tests for total
residual chlorine, pH, and _______ can be performed
under the direction of a certified operator:
7. Starting this type of pump against a closed valve can Positive displacement
cause major damage to the pump, pump piping, the pump
operator, or all three
8. These types of samples may be used for CBOD5 and Grab samples
nutrients at flows less than 100,000 GPD, according to
chapter 62-601
, Wastewater Practice Test (Florida) English
Study online at https://quizlet.com/_98p69h
9. According to FDEP chapter 62-602, drinking water and Any major interruption of
wastewater treatment plant operators, duties of op- service
erators includes reporting to the permittee and the
department, as soon as possible, but within 24hrs:
10. What could cause a centrifugal above ground pump Debris caught in the im-
to be noisy while running peller housing
11. According to FDEP chapter 62-601 FAC, Domestic 28th day
wastewater treatment plant monitoring, discharge
monitoring reports (DMRs) for the previous month
must be submitted to the department by the
____________ day of the current month?
12. FDEP chapter 62-600 FC, domestic wastewater Fenced
facilities, states that all treatment plants shall
be____________
13. As the operator of a primary clarifier, you notice a Improper sludge removal
black and odorous septic wastewater leaving the clar-
ifier. What is the probable cause?
14. A fire has started in the maintenance shop due to an Pressurized water
ignition of petroleum oil. Which type of fire extinguish-
er should NOT be used to fight the fire?
15. Chlorine gas is how many times heavier than air 2.5
16. The combination of methane and ____________ can be Oxygen
very combustible
17. Plant effluent coliform count fails to meet the required Contact time too short
standards for disinfection. Chlorine residual is normal.
, Wastewater Practice Test (Florida) English
Study online at https://quizlet.com/_98p69h
Disinfectant supplies ARE NOT a problem. What is the
probable cause?
18. A fixed sample is: A sample purposely
spiked by the lab techni-
cian for QA/QC
19. According to FDEP chapter 62-602 FAC, an operator Falsified or misrepresent-
could have his license permanently revoked for: ed reports, logs, or lab
sheets
20. What process do the bacteria perform in the stabi- Absorption and digestion
lization(re-aeration) tank in the contact stabilization of the waste material they
process? collected
21. A screenings dumpster at the head works of the treat- 533 (6 x 10 x 8 = 480) (480
ment plant is full at the end of the day. The dumpster is /27 = 17.7) (17.7 x 30 =
6ft tall, 10ft long, and 8ft wide. How many cubic yards 533)
of screenings must be disposed of in a 30 day month?
22. When properly adjusted, the rope packing on a cen- One drip per second
trifugal pump is designed to leak how much?
23. A confined space is defined as having a space large Not designed for continu-
enough to bodily enter and perform work, has limited ous occupancy
entry and egress and is ___________?
24. You noticed that your bearings are excessively hot on Over lubrication
a pump, why?
25. Where can you gain access for collection system main- Man hole
tenance?
26. Filamentous bacteria
