CLASS C WATER LICENSE – TEXAS QUESTIONS AND
ANSWERS
a disease that cannot be contracted by drinking contaminated water is - CORRECT
ANSWER✅✅✅malaria
a non-permit confined space by OSHA standards means a confined space that - CORRECT
ANSWER✅✅✅does not contain or have the potential to contain any hazard capable of
causing death
when used in connection with the safe drinking water act, the term mcl means - CORRECT
ANSWER✅✅✅maximum containment level
examples of non-community water systems include - CORRECT ANSWER✅✅✅highway
rest areas
the TCEQ requires that results be recorded submitted daily for surface water supplies for -
CORRECT ANSWER✅✅✅disinfectant residuals,turbidity, total solids, ph, alkalinity
tracking and maintaining an operator's training records is ultimately the responsibility of the -
CORRECT ANSWER✅✅✅operator
an employee withought a breathing apparatus is in a room where chlorine gas suddenly begins
leaking. What should the employee do first - CORRECT ANSWER✅✅✅keep mouth
closed, keep head as high as possible, and quickly walk out the room, holding his breath if
possible
before charging a gas chlorine cylinder in a room, the first step should be - CORRECT
ANSWER✅✅✅start exhaust vent fan
, waterworks operator's holding grade c certificates are required to renew their certificates every
three years and to - CORRECT ANSWER✅✅✅inform the TCEQ of any address changes
in order to insure that the water produced meets TCEQ standards, each surface water treatment
plant must have a surface water operator on duty at all times when the plant is in operation or the
plant must be provided with - CORRECT ANSWER✅✅✅continuous turbidity and
disinfectant residual monitors, automatic alarms systems, and an automatic shutdown system
the major responsibility of a certified waterworks operator is to - CORRECT
ANSWER✅✅✅insure that a safe and adequate supply of drinking water is delivered to the
customers tap
according to the TCEQ, a public water system is defined as any water system that provides piped
water for human consumption to at least _ service connections on a year-round basis or regularly
serves _ individuals daily at least_ days out of the year - CORRECT ANSWER✅✅✅15 25
60
most of the surface water in texas comes from - CORRECT ANSWER✅✅✅precipitation
that falls within the state
the most important factor in preventing accidents Is - CORRECT ANSWER✅✅✅the
attitude of the employee
organics in surface water will combine with halogen to form - CORRECT
ANSWER✅✅✅trihaolmethanes
according to the average annual water budget for Texas, the majority of surface water leaves the
state by - CORRECT ANSWER✅✅✅evaporation and transpiration
the term water stabilization refers to - CORRECT ANSWER✅✅✅pH adjustments
ANSWERS
a disease that cannot be contracted by drinking contaminated water is - CORRECT
ANSWER✅✅✅malaria
a non-permit confined space by OSHA standards means a confined space that - CORRECT
ANSWER✅✅✅does not contain or have the potential to contain any hazard capable of
causing death
when used in connection with the safe drinking water act, the term mcl means - CORRECT
ANSWER✅✅✅maximum containment level
examples of non-community water systems include - CORRECT ANSWER✅✅✅highway
rest areas
the TCEQ requires that results be recorded submitted daily for surface water supplies for -
CORRECT ANSWER✅✅✅disinfectant residuals,turbidity, total solids, ph, alkalinity
tracking and maintaining an operator's training records is ultimately the responsibility of the -
CORRECT ANSWER✅✅✅operator
an employee withought a breathing apparatus is in a room where chlorine gas suddenly begins
leaking. What should the employee do first - CORRECT ANSWER✅✅✅keep mouth
closed, keep head as high as possible, and quickly walk out the room, holding his breath if
possible
before charging a gas chlorine cylinder in a room, the first step should be - CORRECT
ANSWER✅✅✅start exhaust vent fan
, waterworks operator's holding grade c certificates are required to renew their certificates every
three years and to - CORRECT ANSWER✅✅✅inform the TCEQ of any address changes
in order to insure that the water produced meets TCEQ standards, each surface water treatment
plant must have a surface water operator on duty at all times when the plant is in operation or the
plant must be provided with - CORRECT ANSWER✅✅✅continuous turbidity and
disinfectant residual monitors, automatic alarms systems, and an automatic shutdown system
the major responsibility of a certified waterworks operator is to - CORRECT
ANSWER✅✅✅insure that a safe and adequate supply of drinking water is delivered to the
customers tap
according to the TCEQ, a public water system is defined as any water system that provides piped
water for human consumption to at least _ service connections on a year-round basis or regularly
serves _ individuals daily at least_ days out of the year - CORRECT ANSWER✅✅✅15 25
60
most of the surface water in texas comes from - CORRECT ANSWER✅✅✅precipitation
that falls within the state
the most important factor in preventing accidents Is - CORRECT ANSWER✅✅✅the
attitude of the employee
organics in surface water will combine with halogen to form - CORRECT
ANSWER✅✅✅trihaolmethanes
according to the average annual water budget for Texas, the majority of surface water leaves the
state by - CORRECT ANSWER✅✅✅evaporation and transpiration
the term water stabilization refers to - CORRECT ANSWER✅✅✅pH adjustments
