CLASS D WATER OPERATOR LICENSE EXAM TCEQ
T/F: mIn mTexas, mabout m75% mof mall mwater mis mused mfor mcommercial, mindustrial, mor
magricultural mpurposes. m- m"CORRECT mANSWER" m mTrue
Water mcovers mapproximately m________ mof mEarth's msurface. m- m"CORRECT mANSWER" m
m71%
Drought mis man mextended mperiod mwhen ma mregion mreceives ma mdeficiency min mits
m________ mwater msupply. m- m"CORRECT mANSWER" m matmospheric, mground, mor msurface
T/F: mOnly mabout m1 mgallon mof mtap mwater mper mperson/day mis mused mfor mdrinking
mand mcooking m- m"CORRECT mANSWER" m mTrue
Excluding moutside mwater muse, mthe maverage mhousehold muses mabout m_______ mgallons
mof mwater mper mmonth mfor minside muse m- m"CORRECT mANSWER" m m2,000
T/F: mOnly m3% mof mall mthe mfresh mwater mon mearth mcan mbe measily maccessed mfor
muse. m- m"CORRECT mANSWER" m mFalse m(only m1%)
T/F: mIn m1978, mthe mTexas mDepartment mof mHealth m(TDH) massumed mprimacy mover mthe
mSafe mDrinking mWater mAct mfrom mthe mEPA. m- m"CORRECT mANSWER" m mTrue
T/F: mPWS mofficials mshould mbe mpro-active min mtheir mapproach mto mterrorism. m-
m"CORRECT mANSWER" m mTrue
_________ mpermits mthe mowner mof ma mwell mto mpump mas mmuch mwater mas mdesired,
meven mif mthe mwater mis mdrained mfrom mbeneath mthe mland mof mothers. m- m"CORRECT
mANSWER" m mRule mof mCapture
In mTexas, magricultural mwater mdemand maccounts mfor mabout m___% mof mthe mtotal
mwater mused. m- m"CORRECT mANSWER" m m57%
T/F: mAn mexample mof ma mnon-transient mnon-community mPWS mis ma mrural mschool. m-
m"CORRECT mANSWER" m mTrue
Monitoring maverage mand mmaximum mdaily mwater m______ menables mus mto mplan mahead
mfor mgrowth. m- m"CORRECT mANSWER" m mDemand
T/F: mThe mSafe mDrinking mWater mAct msets mstandards mfor mdrinking mwater mincluding
mphysical, mchemical, mbacteriological, mand mradiological mcharacteristics. m- m"CORRECT
mANSWER" m mTrue
"Potable" mmeans mwater mis msafe mto mdrink mand mhas ma mmeasurable mchlorine
m________. m- m"CORRECT mANSWER" m mResidual
The mplant moperator mis mresponsible mfor ma msufficient msupply mof msafe mand m________
mdrinking mwater. m- m"CORRECT mANSWER" m mPalatable
T/F: mThe mTexas mState mBoard mof mFire mInsurance mrequires mutilities mthat mprovide mfire
mprotection mto mhave ma mminimum mamount mof mwater mavailable mbased mon m30 mgals
mper mperson mper mday. m- m"CORRECT mANSWER" m mFalse m(130 mgals mper mperson mper
mday)
, T/F: mThe mprimary mstate mregulator mof mwater mutilities mis mthe mTCEQ. m- m"CORRECT
mANSWER" m mTrue
T/F: mAll mcommunity mand mnon-transient mnon-community mPWS, mregardless mof msource
mof mwater, mmust mbe munder mthe msupervision mof ma mlicensed mwater mworks moperator.
m- m"CORRECT mANSWER" m mTrue
Meter mreaders mbring min moperating mrevenue mand mprofoundly mimpact m_____ mrelations.
m- m"CORRECT mANSWER" m mPublic
The mfederal mregulator mof mdrinking mwater mis mthe m_____. m- m"CORRECT mANSWER" m
mEPA
T/F: mDuties mof mdistribution moperator minclude mrepairing mleaks, mmaking mtaps, mflushing
mmains, mand mtaking mradiological msamples. m- m"CORRECT mANSWER" m mFalse m(Repair
mleaks, mMake mtaps, mFlush mmains, mOperate mpumps, mTake m*bacteriological* msamples)
A mservice marea mhas m1000 mservice mconnections. mWhat mcan mwe mestimate mthe
mpopulation mof mthis mservice marea mto mbe? m- m"CORRECT mANSWER" m m3,000 m(multiply
mconnections mx m3)
T/F: mThe mState mmust mbe mnotified mafter man mexisting mfacility mis mchanged mor mafter
mconstruction mof ma mnew mfacility. m- m"CORRECT mANSWER" m mFalse m(must mnotify
m*before*)
T/F: mA mClass m"D" mlicense mis mvalid mfor m2 myears mat mground mand mpurchase mwater
msystems mwith m250 mconnections mor mless. m- m"CORRECT mANSWER" m mFalse m(3 myears)
T/F: mThe mphysical mcharacteristics mof mwater mare mcolor, mtaste, modor, mtemperature,
mand mturbidity. m- m"CORRECT mANSWER" m mTrue
An malkaline mor mbasic msolution mhas ma mpH mgreater mthan m____. m- m"CORRECT
mANSWER" m m7
T/F: mThe mterms mmg/L mand mppm mare mnot minterchangeable. m- m"CORRECT mANSWER" m
mFalse m(they mare minterchangeable)
Suspended msolids min mwater mcannot mbe mfiltered mout. m- m"CORRECT mANSWER" m mFalse
m(they mcan)
Solids, mwater mhardness, mpH mand mgases mare m____ mcharacteristics. m- m"CORRECT
mANSWER" m mChemical
T/F: mThere mare m2 mhydrogen matoms mand m1 moxygen matom min meach mwater
mmolecule. m- m"CORRECT mANSWER" m mTrue
T/F: mThe mState mrecommends ma mwater mpH mof mless mthan m7 mto mbe mmaintained mat
mall mtime. m- m"CORRECT mANSWER" m mFalse m(The mstate mrecommends ma mpH mslightly
mgreater mthan m7 mand mfor mthe mwater mto mbe mnon-corrosive.)
T/F: mTaste mand modor mcan mcome mfrom morganisms msuch mas mvegetation, mbacteria,
mand malgae, mand mfrom mcertain mchemicals mand mmetals. m- m"CORRECT mANSWER" m
mTrue
T/F: mThe mdeeper mthe mwell, mthe mwarmer mthe mwater. m- m"CORRECT mANSWER" m mTrue
T/F: mIn mTexas, mabout m75% mof mall mwater mis mused mfor mcommercial, mindustrial, mor
magricultural mpurposes. m- m"CORRECT mANSWER" m mTrue
Water mcovers mapproximately m________ mof mEarth's msurface. m- m"CORRECT mANSWER" m
m71%
Drought mis man mextended mperiod mwhen ma mregion mreceives ma mdeficiency min mits
m________ mwater msupply. m- m"CORRECT mANSWER" m matmospheric, mground, mor msurface
T/F: mOnly mabout m1 mgallon mof mtap mwater mper mperson/day mis mused mfor mdrinking
mand mcooking m- m"CORRECT mANSWER" m mTrue
Excluding moutside mwater muse, mthe maverage mhousehold muses mabout m_______ mgallons
mof mwater mper mmonth mfor minside muse m- m"CORRECT mANSWER" m m2,000
T/F: mOnly m3% mof mall mthe mfresh mwater mon mearth mcan mbe measily maccessed mfor
muse. m- m"CORRECT mANSWER" m mFalse m(only m1%)
T/F: mIn m1978, mthe mTexas mDepartment mof mHealth m(TDH) massumed mprimacy mover mthe
mSafe mDrinking mWater mAct mfrom mthe mEPA. m- m"CORRECT mANSWER" m mTrue
T/F: mPWS mofficials mshould mbe mpro-active min mtheir mapproach mto mterrorism. m-
m"CORRECT mANSWER" m mTrue
_________ mpermits mthe mowner mof ma mwell mto mpump mas mmuch mwater mas mdesired,
meven mif mthe mwater mis mdrained mfrom mbeneath mthe mland mof mothers. m- m"CORRECT
mANSWER" m mRule mof mCapture
In mTexas, magricultural mwater mdemand maccounts mfor mabout m___% mof mthe mtotal
mwater mused. m- m"CORRECT mANSWER" m m57%
T/F: mAn mexample mof ma mnon-transient mnon-community mPWS mis ma mrural mschool. m-
m"CORRECT mANSWER" m mTrue
Monitoring maverage mand mmaximum mdaily mwater m______ menables mus mto mplan mahead
mfor mgrowth. m- m"CORRECT mANSWER" m mDemand
T/F: mThe mSafe mDrinking mWater mAct msets mstandards mfor mdrinking mwater mincluding
mphysical, mchemical, mbacteriological, mand mradiological mcharacteristics. m- m"CORRECT
mANSWER" m mTrue
"Potable" mmeans mwater mis msafe mto mdrink mand mhas ma mmeasurable mchlorine
m________. m- m"CORRECT mANSWER" m mResidual
The mplant moperator mis mresponsible mfor ma msufficient msupply mof msafe mand m________
mdrinking mwater. m- m"CORRECT mANSWER" m mPalatable
T/F: mThe mTexas mState mBoard mof mFire mInsurance mrequires mutilities mthat mprovide mfire
mprotection mto mhave ma mminimum mamount mof mwater mavailable mbased mon m30 mgals
mper mperson mper mday. m- m"CORRECT mANSWER" m mFalse m(130 mgals mper mperson mper
mday)
, T/F: mThe mprimary mstate mregulator mof mwater mutilities mis mthe mTCEQ. m- m"CORRECT
mANSWER" m mTrue
T/F: mAll mcommunity mand mnon-transient mnon-community mPWS, mregardless mof msource
mof mwater, mmust mbe munder mthe msupervision mof ma mlicensed mwater mworks moperator.
m- m"CORRECT mANSWER" m mTrue
Meter mreaders mbring min moperating mrevenue mand mprofoundly mimpact m_____ mrelations.
m- m"CORRECT mANSWER" m mPublic
The mfederal mregulator mof mdrinking mwater mis mthe m_____. m- m"CORRECT mANSWER" m
mEPA
T/F: mDuties mof mdistribution moperator minclude mrepairing mleaks, mmaking mtaps, mflushing
mmains, mand mtaking mradiological msamples. m- m"CORRECT mANSWER" m mFalse m(Repair
mleaks, mMake mtaps, mFlush mmains, mOperate mpumps, mTake m*bacteriological* msamples)
A mservice marea mhas m1000 mservice mconnections. mWhat mcan mwe mestimate mthe
mpopulation mof mthis mservice marea mto mbe? m- m"CORRECT mANSWER" m m3,000 m(multiply
mconnections mx m3)
T/F: mThe mState mmust mbe mnotified mafter man mexisting mfacility mis mchanged mor mafter
mconstruction mof ma mnew mfacility. m- m"CORRECT mANSWER" m mFalse m(must mnotify
m*before*)
T/F: mA mClass m"D" mlicense mis mvalid mfor m2 myears mat mground mand mpurchase mwater
msystems mwith m250 mconnections mor mless. m- m"CORRECT mANSWER" m mFalse m(3 myears)
T/F: mThe mphysical mcharacteristics mof mwater mare mcolor, mtaste, modor, mtemperature,
mand mturbidity. m- m"CORRECT mANSWER" m mTrue
An malkaline mor mbasic msolution mhas ma mpH mgreater mthan m____. m- m"CORRECT
mANSWER" m m7
T/F: mThe mterms mmg/L mand mppm mare mnot minterchangeable. m- m"CORRECT mANSWER" m
mFalse m(they mare minterchangeable)
Suspended msolids min mwater mcannot mbe mfiltered mout. m- m"CORRECT mANSWER" m mFalse
m(they mcan)
Solids, mwater mhardness, mpH mand mgases mare m____ mcharacteristics. m- m"CORRECT
mANSWER" m mChemical
T/F: mThere mare m2 mhydrogen matoms mand m1 moxygen matom min meach mwater
mmolecule. m- m"CORRECT mANSWER" m mTrue
T/F: mThe mState mrecommends ma mwater mpH mof mless mthan m7 mto mbe mmaintained mat
mall mtime. m- m"CORRECT mANSWER" m mFalse m(The mstate mrecommends ma mpH mslightly
mgreater mthan m7 mand mfor mthe mwater mto mbe mnon-corrosive.)
T/F: mTaste mand modor mcan mcome mfrom morganisms msuch mas mvegetation, mbacteria,
mand malgae, mand mfrom mcertain mchemicals mand mmetals. m- m"CORRECT mANSWER" m
mTrue
T/F: mThe mdeeper mthe mwell, mthe mwarmer mthe mwater. m- m"CORRECT mANSWER" m mTrue
