Surface water is usually low in ________ and ________.
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minerals / gases
_________ permits the owner of a well to pump as much water as desired, even if the
water is drained from beneath the land of others.
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Rule of Capture
T/F: If chlorine contacts the skin, flush with an emergency shower or garden hose for
at least an hour.
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False (15 minutes)
T/F: A sanitary control easement covering land within 1500 feet of a public well must
be recorded in county courthouse records.
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False (150 feet)
The STOP/SLOW paddle should be the ______ traffic control device.
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primary
An elevated storage tank should be protected against corrosion by:
a) painting
,b) cathodic protection
c) water stabilization
d) all of the above
e) galvanizing
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d) all of the above (painting, cathodic protection, and water stabilization)
The system must maintain a minimum pressure of ____ psi under normal conditions and
at least _____ psi during emergencies.
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A common chemical used for disinfecting a small public water supply is:
a) soda ash
b) copper sulfate
c) sodium hypochlorite
d) fluoride
e) sodium chloride
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c) sodium hypochlorite
The casing must extend at least ____ inches above the floor of the pump room or
ground surface.
, Give this one a try later!
18
Suspended solids in water cannot be filtered out.
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False (they can)
Get the sample to the lab within ___________ or it will be rejected.
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30 hours (for BacT samples)
T/F: The Texas State Board of Fire Insurance requires utilities that provide fire
protection to have a minimum amount of water available based on 30 gals per person
per day.
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False (130 gals per person per day)
A potable water supply:
a) is free of pathogenic organisms
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minerals / gases
_________ permits the owner of a well to pump as much water as desired, even if the
water is drained from beneath the land of others.
,Give this one a try later!
Rule of Capture
T/F: If chlorine contacts the skin, flush with an emergency shower or garden hose for
at least an hour.
Give this one a try later!
False (15 minutes)
T/F: A sanitary control easement covering land within 1500 feet of a public well must
be recorded in county courthouse records.
Give this one a try later!
False (150 feet)
The STOP/SLOW paddle should be the ______ traffic control device.
Give this one a try later!
primary
An elevated storage tank should be protected against corrosion by:
a) painting
,b) cathodic protection
c) water stabilization
d) all of the above
e) galvanizing
Give this one a try later!
d) all of the above (painting, cathodic protection, and water stabilization)
The system must maintain a minimum pressure of ____ psi under normal conditions and
at least _____ psi during emergencies.
Give this one a try later!
A common chemical used for disinfecting a small public water supply is:
a) soda ash
b) copper sulfate
c) sodium hypochlorite
d) fluoride
e) sodium chloride
Give this one a try later!
c) sodium hypochlorite
The casing must extend at least ____ inches above the floor of the pump room or
ground surface.
, Give this one a try later!
18
Suspended solids in water cannot be filtered out.
Give this one a try later!
False (they can)
Get the sample to the lab within ___________ or it will be rejected.
Give this one a try later!
30 hours (for BacT samples)
T/F: The Texas State Board of Fire Insurance requires utilities that provide fire
protection to have a minimum amount of water available based on 30 gals per person
per day.
Give this one a try later!
False (130 gals per person per day)
A potable water supply:
a) is free of pathogenic organisms
