QUESTIONS AND ANSWERS.
According to FDEP chapter 62-600.440 (4) (b) FAC, basic level disinfection is described
as: - correct answersA chlorine residual of 0.5 mg/L for 15 minutes at peak hourly flow
FDEP chapter 62-604.550 (a) FAC, requires a wastewater spill shall be verbally
reported to the state warning point no later than: - correct answers24hrs from discovery
What is the 'rule of thumb' regarding pump packing? - correct answersNever put rings of
new packing over the old packing
According to FDEP chapter 62-60, FAC, a composite sample shall be used for which
test? - correct answersEffluent CBOD
Chlorine residual can be measured in several ways, including the use of DPD reagent,
spectrophotometers and iodometric titration. Which of the following is also an approved
method? - correct answersAmperometric Titration
Chapter 62-601, Domestic wastewater treatment plant monitoring, states that on -site
tests for total residual chlorine, pH, and _______ can be performed under the direction
of a certified operator: - correct answersDissolved Oxygen(DO)
Starting this type of pump against a closed valve can cause major damage to the pump,
pump piping, the operator, or all three - correct answersPositive displacement pump
These types of samples may be used for CBOD5 and nutrients at flows less than
100,000 GPD, according to chapter 62-601 - correct answersGrab samples
According to FDEP chapter 62-602, drinking water and wastewater treatment plant
operators, duties of operators includes reporting to the permittee and the department,
as soon as possible, but within 24hrs: - correct answersAny major interruption of service
What could cause a centrifugal above ground pump to be noisy while running - correct
answersDebris caught in the impeller housing
According to FDEP chapter 62-601 FAC, Domestic 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? - correct
answers28th day
FDEP chapter 62-600 FC, domestic wastewater facilities, states that all treatment plants
shall be____________ - correct answersFenced