CLASS D WATER OPERATOR
LICENSE EXAM TCEQ WITH
COMPLETE SOLUTIONS
T/F: yIn yTexas, yabout y75% yof yall ywater yis yused yfor ycommercial, yindustrial, yor
yagricultural ypurposes. y- ycorrect yanswers y-True
Water ycovers yapproximately y________ yof yEarth's ysurface. y- ycorrect yanswers y-
71%
Drought yis yan yextended yperiod ywhen ya yregion yreceives ya ydeficiency yin yits
y________ ywater ysupply. y- ycorrect yanswers y-atmospheric, yground, yor ysurface
T/F: yOnly yabout y1 ygallon yof ytap ywater yper yperson/day yis yused yfor ydrinking yand
ycooking y- ycorrect yanswers y-True
,Excluding youtside ywater yuse, ythe yaverage yhousehold yuses yabout y_______
ygallons yof ywater yper ymonth yfor yinside yuse y- ycorrect yanswers y-2,000
T/F: yOnly y3% yof yall ythe yfresh ywater yon yearth ycan ybe yeasily yaccessed yfor yuse. y-
ycorrect yanswers y-False y(only y1%)
T/F: yIn y1978, ythe yTexas yDepartment yof yHealth y(TDH) yassumed yprimacy yover ythe
ySafe yDrinking yWater yAct yfrom ythe yEPA. y- ycorrect yanswers y-True
T/F: yPWS yofficials yshould ybe ypro-active yin ytheir yapproach yto yterrorism. y- ycorrect
yanswers y-True
_________ ypermits ythe yowner yof ya ywell yto ypump yas ymuch ywater yas ydesired,
yeven yif ythe ywater yis ydrained yfrom ybeneath ythe yland yof yothers. y- ycorrect
yanswers y-Rule yof yCapture
In yTexas, yagricultural ywater ydemand yaccounts yfor yabout y___% yof ythe ytotal ywater
yused. y- ycorrect yanswers y-57%
T/F: yAn yexample yof ya ynon-transient ynon-community yPWS yis ya yrural yschool. y-
ycorrect yanswers y-True
Monitoring yaverage yand ymaximum ydaily ywater y______ yenables yus yto yplan yahead
yfor ygrowth. y- ycorrect yanswers y-Demand
T/F: yThe ySafe yDrinking yWater yAct ysets ystandards yfor ydrinking ywater yincluding
yphysical, ychemical, ybacteriological, yand yradiological ycharacteristics. y- ycorrect
yanswers y-True
"Potable" ymeans ywater yis ysafe yto ydrink yand yhas ya ymeasurable ychlorine
y________. y- ycorrect yanswers y-Residual
The yplant yoperator yis yresponsible yfor ya ysufficient ysupply yof ysafe yand y________
ydrinking ywater. y- ycorrect yanswers y-Palatable
T/F: yThe yTexas yState yBoard yof yFire yInsurance yrequires yutilities ythat yprovide yfire
yprotection yto yhave ya yminimum yamount yof ywater yavailable ybased yon y30 ygals yper
yperson yper yday. y- ycorrect yanswers y-False y(130 ygals yper yperson yper yday)
T/F: yThe yprimary ystate yregulator yof ywater yutilities yis ythe yTCEQ. y- ycorrect
yanswers y-True
T/F: yAll ycommunity yand ynon-transient ynon-community yPWS, yregardless yof ysource
yof ywater, ymust ybe yunder ythe ysupervision yof ya ylicensed ywater yworks yoperator. y-
ycorrect yanswers y-True
, Meter yreaders ybring yin yoperating yrevenue yand yprofoundly yimpact y_____ yrelations.
y- ycorrect yanswers y-Public
The yfederal yregulator yof ydrinking ywater yis ythe y_____. y- ycorrect yanswers y-EPA
T/F: yDuties yof ydistribution yoperator yinclude yrepairing yleaks, ymaking ytaps, yflushing
ymains, yand ytaking yradiological ysamples. y- ycorrect yanswers y-False y(Repair yleaks,
yMake ytaps, yFlush ymains, yOperate ypumps, yTake y*bacteriological* ysamples)
A yservice yarea yhas y1000 yservice yconnections. yWhat ycan ywe yestimate ythe
ypopulation yof ythis yservice yarea yto ybe? y- ycorrect yanswers y-3,000 y(multiply
yconnections yx y3)
T/F: yThe yState ymust ybe ynotified yafter yan yexisting yfacility yis ychanged yor yafter
yconstruction yof ya ynew yfacility. y- ycorrect yanswers y-False y(must ynotify y*before*)
T/F: yA yClass y"D" ylicense yis yvalid yfor y2 yyears yat yground yand ypurchase ywater
ysystems ywith y250 yconnections yor yless. y- ycorrect yanswers y-False y(3 yyears)
T/F: yThe yphysical ycharacteristics yof ywater yare ycolor, ytaste, yodor, ytemperature,
yand yturbidity. y- ycorrect yanswers y-True
An yalkaline yor ybasic ysolution yhas ya ypH ygreater ythan y____. y- ycorrect yanswers y-7
T/F: yThe yterms ymg/L yand yppm yare ynot yinterchangeable. y- ycorrect yanswers y-False
y(they yare yinterchangeable)
Suspended ysolids yin ywater ycannot ybe yfiltered yout. y- ycorrect yanswers y-False y(they
ycan)
Solids, ywater yhardness, ypH yand ygases yare y____ ycharacteristics. y- ycorrect
yanswers y-Chemical
T/F: yThere yare y2 yhydrogen yatoms yand y1 yoxygen yatom yin yeach ywater ymolecule.
y- ycorrect yanswers y-True
T/F: yThe yState yrecommends ya ywater ypH yof yless ythan y7 yto ybe ymaintained yat yall
ytime. y- ycorrect yanswers y-False y(The ystate yrecommends ya ypH yslightly ygreater
ythan y7 yand yfor ythe ywater yto ybe ynon-corrosive.)
T/F: yTaste yand yodor ycan ycome yfrom yorganisms ysuch yas yvegetation, ybacteria,
yand yalgae, yand yfrom ycertain ychemicals yand ymetals. y- ycorrect yanswers y-True
T/F: yThe ydeeper ythe ywell, ythe ywarmer ythe ywater. y- ycorrect yanswers y-True
LICENSE EXAM TCEQ WITH
COMPLETE SOLUTIONS
T/F: yIn yTexas, yabout y75% yof yall ywater yis yused yfor ycommercial, yindustrial, yor
yagricultural ypurposes. y- ycorrect yanswers y-True
Water ycovers yapproximately y________ yof yEarth's ysurface. y- ycorrect yanswers y-
71%
Drought yis yan yextended yperiod ywhen ya yregion yreceives ya ydeficiency yin yits
y________ ywater ysupply. y- ycorrect yanswers y-atmospheric, yground, yor ysurface
T/F: yOnly yabout y1 ygallon yof ytap ywater yper yperson/day yis yused yfor ydrinking yand
ycooking y- ycorrect yanswers y-True
,Excluding youtside ywater yuse, ythe yaverage yhousehold yuses yabout y_______
ygallons yof ywater yper ymonth yfor yinside yuse y- ycorrect yanswers y-2,000
T/F: yOnly y3% yof yall ythe yfresh ywater yon yearth ycan ybe yeasily yaccessed yfor yuse. y-
ycorrect yanswers y-False y(only y1%)
T/F: yIn y1978, ythe yTexas yDepartment yof yHealth y(TDH) yassumed yprimacy yover ythe
ySafe yDrinking yWater yAct yfrom ythe yEPA. y- ycorrect yanswers y-True
T/F: yPWS yofficials yshould ybe ypro-active yin ytheir yapproach yto yterrorism. y- ycorrect
yanswers y-True
_________ ypermits ythe yowner yof ya ywell yto ypump yas ymuch ywater yas ydesired,
yeven yif ythe ywater yis ydrained yfrom ybeneath ythe yland yof yothers. y- ycorrect
yanswers y-Rule yof yCapture
In yTexas, yagricultural ywater ydemand yaccounts yfor yabout y___% yof ythe ytotal ywater
yused. y- ycorrect yanswers y-57%
T/F: yAn yexample yof ya ynon-transient ynon-community yPWS yis ya yrural yschool. y-
ycorrect yanswers y-True
Monitoring yaverage yand ymaximum ydaily ywater y______ yenables yus yto yplan yahead
yfor ygrowth. y- ycorrect yanswers y-Demand
T/F: yThe ySafe yDrinking yWater yAct ysets ystandards yfor ydrinking ywater yincluding
yphysical, ychemical, ybacteriological, yand yradiological ycharacteristics. y- ycorrect
yanswers y-True
"Potable" ymeans ywater yis ysafe yto ydrink yand yhas ya ymeasurable ychlorine
y________. y- ycorrect yanswers y-Residual
The yplant yoperator yis yresponsible yfor ya ysufficient ysupply yof ysafe yand y________
ydrinking ywater. y- ycorrect yanswers y-Palatable
T/F: yThe yTexas yState yBoard yof yFire yInsurance yrequires yutilities ythat yprovide yfire
yprotection yto yhave ya yminimum yamount yof ywater yavailable ybased yon y30 ygals yper
yperson yper yday. y- ycorrect yanswers y-False y(130 ygals yper yperson yper yday)
T/F: yThe yprimary ystate yregulator yof ywater yutilities yis ythe yTCEQ. y- ycorrect
yanswers y-True
T/F: yAll ycommunity yand ynon-transient ynon-community yPWS, yregardless yof ysource
yof ywater, ymust ybe yunder ythe ysupervision yof ya ylicensed ywater yworks yoperator. y-
ycorrect yanswers y-True
, Meter yreaders ybring yin yoperating yrevenue yand yprofoundly yimpact y_____ yrelations.
y- ycorrect yanswers y-Public
The yfederal yregulator yof ydrinking ywater yis ythe y_____. y- ycorrect yanswers y-EPA
T/F: yDuties yof ydistribution yoperator yinclude yrepairing yleaks, ymaking ytaps, yflushing
ymains, yand ytaking yradiological ysamples. y- ycorrect yanswers y-False y(Repair yleaks,
yMake ytaps, yFlush ymains, yOperate ypumps, yTake y*bacteriological* ysamples)
A yservice yarea yhas y1000 yservice yconnections. yWhat ycan ywe yestimate ythe
ypopulation yof ythis yservice yarea yto ybe? y- ycorrect yanswers y-3,000 y(multiply
yconnections yx y3)
T/F: yThe yState ymust ybe ynotified yafter yan yexisting yfacility yis ychanged yor yafter
yconstruction yof ya ynew yfacility. y- ycorrect yanswers y-False y(must ynotify y*before*)
T/F: yA yClass y"D" ylicense yis yvalid yfor y2 yyears yat yground yand ypurchase ywater
ysystems ywith y250 yconnections yor yless. y- ycorrect yanswers y-False y(3 yyears)
T/F: yThe yphysical ycharacteristics yof ywater yare ycolor, ytaste, yodor, ytemperature,
yand yturbidity. y- ycorrect yanswers y-True
An yalkaline yor ybasic ysolution yhas ya ypH ygreater ythan y____. y- ycorrect yanswers y-7
T/F: yThe yterms ymg/L yand yppm yare ynot yinterchangeable. y- ycorrect yanswers y-False
y(they yare yinterchangeable)
Suspended ysolids yin ywater ycannot ybe yfiltered yout. y- ycorrect yanswers y-False y(they
ycan)
Solids, ywater yhardness, ypH yand ygases yare y____ ycharacteristics. y- ycorrect
yanswers y-Chemical
T/F: yThere yare y2 yhydrogen yatoms yand y1 yoxygen yatom yin yeach ywater ymolecule.
y- ycorrect yanswers y-True
T/F: yThe yState yrecommends ya ywater ypH yof yless ythan y7 yto ybe ymaintained yat yall
ytime. y- ycorrect yanswers y-False y(The ystate yrecommends ya ypH yslightly ygreater
ythan y7 yand yfor ythe ywater yto ybe ynon-corrosive.)
T/F: yTaste yand yodor ycan ycome yfrom yorganisms ysuch yas yvegetation, ybacteria,
yand yalgae, yand yfrom ycertain ychemicals yand ymetals. y- ycorrect yanswers y-True
T/F: yThe ydeeper ythe ywell, ythe ywarmer ythe ywater. y- ycorrect yanswers y-True
