AQUATIC FACILITY OPERATOR FINAL PAPER
2026 FULL STUDY GUIDE
◉ Public water system is a system that serves a population of ___ or
more regularly. Answer: 25
◉ Maximum total chlorine residual ___ mg/l. Answer: 4
◉ What type of contaminant is Iron. Answer: Secondary
◉ Primary contaminant is sometimes added to water supplies to
prevent tooth decay. Answer: Fluoride
◉ The Failure of a public water system to comply with the NM
Drinking Water Regulations must be reported to NMED within ___
hours. Answer: 48
◉ MCL for Total Trihalomethanes ___ mg/l. Answer: 0.1
◉ SDWA sampling results must be reported to. Answer: New Mexico
Enviroment Department (NMED)
,◉ Ground water systems must sample for inorganic chemicals every
___ years. Answer: 3
◉ The SDWA Compliance Cycle for Standardized Monitoring Rule
consists of ___ Compliance Periods. Answer: 3
◉ ___ or less than 5% bacteriological samples must be taken every
month before a system is allowed to have TWO positive samples
without violating the drinking water standard?. Answer: 40
◉ Action level for Lead ___ mg/l. Answer: 0.015
◉ If Bacteriological retakes are done this month what is the
minimum number of samples that must be turned in next month?.
Answer: 5
◉ if a 3-log removal is required for Giardia Lamblia what percentage
of organisms can survive and still meet requirements. Answer: 0.1
◉ Primary Inorganic Contaminant poses an immediate health risk.
Answer: Nitrates
◉ The Presence of Nitrates in the bloodstream that reduces oxygen
uptake that gives the skin a blue tint. Answer: Blue Baby Syndrome
, ◉ Primary Contaminant that shields harmful bacteria from
disinfection processes. Answer: Turbidity
◉ Device used to measure NTU's. Answer: Nephelometer
◉ Turbidity is Measured with. Answer: Turbidimeter or
Nephelometer
◉ Chemical sampling results be kept ___ years. Answer: 10
◉ Bacteriological sampling results be kept ___ years. Answer: 5
◉ Microorganisms whose presence in water indicates probable
presence of pathogens.. Answer: Indicator organism
◉ White powder used to neutralize chlorine. Answer: Sodium
Thiosulphate
◉ To insure the water being sampled is from the main and not the
customers plumbling. Answer: Flush line
2026 FULL STUDY GUIDE
◉ Public water system is a system that serves a population of ___ or
more regularly. Answer: 25
◉ Maximum total chlorine residual ___ mg/l. Answer: 4
◉ What type of contaminant is Iron. Answer: Secondary
◉ Primary contaminant is sometimes added to water supplies to
prevent tooth decay. Answer: Fluoride
◉ The Failure of a public water system to comply with the NM
Drinking Water Regulations must be reported to NMED within ___
hours. Answer: 48
◉ MCL for Total Trihalomethanes ___ mg/l. Answer: 0.1
◉ SDWA sampling results must be reported to. Answer: New Mexico
Enviroment Department (NMED)
,◉ Ground water systems must sample for inorganic chemicals every
___ years. Answer: 3
◉ The SDWA Compliance Cycle for Standardized Monitoring Rule
consists of ___ Compliance Periods. Answer: 3
◉ ___ or less than 5% bacteriological samples must be taken every
month before a system is allowed to have TWO positive samples
without violating the drinking water standard?. Answer: 40
◉ Action level for Lead ___ mg/l. Answer: 0.015
◉ If Bacteriological retakes are done this month what is the
minimum number of samples that must be turned in next month?.
Answer: 5
◉ if a 3-log removal is required for Giardia Lamblia what percentage
of organisms can survive and still meet requirements. Answer: 0.1
◉ Primary Inorganic Contaminant poses an immediate health risk.
Answer: Nitrates
◉ The Presence of Nitrates in the bloodstream that reduces oxygen
uptake that gives the skin a blue tint. Answer: Blue Baby Syndrome
, ◉ Primary Contaminant that shields harmful bacteria from
disinfection processes. Answer: Turbidity
◉ Device used to measure NTU's. Answer: Nephelometer
◉ Turbidity is Measured with. Answer: Turbidimeter or
Nephelometer
◉ Chemical sampling results be kept ___ years. Answer: 10
◉ Bacteriological sampling results be kept ___ years. Answer: 5
◉ Microorganisms whose presence in water indicates probable
presence of pathogens.. Answer: Indicator organism
◉ White powder used to neutralize chlorine. Answer: Sodium
Thiosulphate
◉ To insure the water being sampled is from the main and not the
customers plumbling. Answer: Flush line
