TCEQ - CLASS D WATER REVIEW
EXAM WITH ACCURATE SOLUTIONS
Who mis mauthorized mto mremove ma mlock mand mtag mplaced mon ma mpiece mof
mequipment mto misolate mit mfor mmaintenance? m- mcorrect manswers m-Only mthe
mperson mwho mplaced mthe mlock mand mtag
Although meach mstep mof mthe mwater mtreatment mprocess mis mimportant, mwhich
mprocess mis moften mreferred mto mas mthe mmost mimportant? m- mcorrect manswers m-
Disinfection
What mis/are mthe mrequired mlocations mfor mvent(s) min ma mchlorine mgas mcylinder
mstorage mroom? m- mcorrect manswers m-At mleast mone mhigh-level mand mone mfloor
mlevel mvent
, A msurface mwater mtreatment mplant mis mflowing mat m3.1 mMGD. mHow mmany
mgallons mper mminute m(gpm) mis mthis? m- mcorrect manswers m-2,153
Which mchemical mbelow mis ma msolid mform mof mchlorine mthat mis moften mused mby
msmall mwater msystems mas mtheir mprimary mdisinfectant? m- mcorrect manswers m-
Calcium mHypochlorite
If man moperator mknows mthe mpumping mwater mlevel mand mthe mstatic mwater mlevel
min ma mwell, mhe/she mwill mbe mable mto mcalculate mthe: m- mcorrect manswers m-
Drawdown
Coagulation mby mthe maddition mof mpositively mcharged mions mcan malso mbe
mdescribed mas: m- mcorrect manswers m-Charge mneutralization
Convert ma mflow mrate mof m1,667 mgallons mper mminute m(gpm) mto munits mof mmillion
mgallons mper mday m(MGD). m- mcorrect manswers m-2.4
What mis mthe mminimum macceptable mdisinfection mresidual mat mall mpoints mof mthe
mdistribution msystem? m(choose mall mthat mapply) m- mcorrect manswers m-0.2 mmg/L
mfree mchlorine mresidual m& m0.5 mmg/L mChloramine mResidual
Pipe mand mfittings mused min mpublic mwater msystems mmay mnot mcontain mmore mthan
m____% mlead mor msolder mand mflux mmay mnot mcontain mmore mthan m____% mlead.
m- mcorrect manswers m-0.25, m0.2
In maddition mto mthe mnormal mminimum moperating mpressure mof m35 mpsi, mwhat mis
mthe mminimum memergency moperating mpressure ma mpublic mwater msupply msystem
mshould mmaintain? m- mcorrect manswers m-20 mpsi
Which mof mthe mbelow moptions mare mcommon mtypes mof mpumps mfor muse min mdeep
mwater mwells? m(choose mall mthat mapply) m- mcorrect manswers m-Submersible mpump
m& mVertical mTurbine mPump
How mmuch mtime mdoes mthe msystem moperator mhave mto mcontact mthe mTCEQ mby
mphone mwhen ma mcontamination mevent moccurs min ma mpublic mwater msystem? m-
mcorrect manswers m-24 mHours
What mis mit mcalled mwhen mchlorine mis madded mto ma mwater msupply mand mit mis mall
mused mup mby mreacting mwith miron, morganics, mor mbacteria? m- mcorrect manswers m-
Demand
What mState mAgency mis mresponsible mfor menforcing mthe mSafe mDrinking mWater
mAct min mTexas? m- mcorrect manswers m-Texas mCommission mon mEnvironmental
mQuality m(TCEQ)
EXAM WITH ACCURATE SOLUTIONS
Who mis mauthorized mto mremove ma mlock mand mtag mplaced mon ma mpiece mof
mequipment mto misolate mit mfor mmaintenance? m- mcorrect manswers m-Only mthe
mperson mwho mplaced mthe mlock mand mtag
Although meach mstep mof mthe mwater mtreatment mprocess mis mimportant, mwhich
mprocess mis moften mreferred mto mas mthe mmost mimportant? m- mcorrect manswers m-
Disinfection
What mis/are mthe mrequired mlocations mfor mvent(s) min ma mchlorine mgas mcylinder
mstorage mroom? m- mcorrect manswers m-At mleast mone mhigh-level mand mone mfloor
mlevel mvent
, A msurface mwater mtreatment mplant mis mflowing mat m3.1 mMGD. mHow mmany
mgallons mper mminute m(gpm) mis mthis? m- mcorrect manswers m-2,153
Which mchemical mbelow mis ma msolid mform mof mchlorine mthat mis moften mused mby
msmall mwater msystems mas mtheir mprimary mdisinfectant? m- mcorrect manswers m-
Calcium mHypochlorite
If man moperator mknows mthe mpumping mwater mlevel mand mthe mstatic mwater mlevel
min ma mwell, mhe/she mwill mbe mable mto mcalculate mthe: m- mcorrect manswers m-
Drawdown
Coagulation mby mthe maddition mof mpositively mcharged mions mcan malso mbe
mdescribed mas: m- mcorrect manswers m-Charge mneutralization
Convert ma mflow mrate mof m1,667 mgallons mper mminute m(gpm) mto munits mof mmillion
mgallons mper mday m(MGD). m- mcorrect manswers m-2.4
What mis mthe mminimum macceptable mdisinfection mresidual mat mall mpoints mof mthe
mdistribution msystem? m(choose mall mthat mapply) m- mcorrect manswers m-0.2 mmg/L
mfree mchlorine mresidual m& m0.5 mmg/L mChloramine mResidual
Pipe mand mfittings mused min mpublic mwater msystems mmay mnot mcontain mmore mthan
m____% mlead mor msolder mand mflux mmay mnot mcontain mmore mthan m____% mlead.
m- mcorrect manswers m-0.25, m0.2
In maddition mto mthe mnormal mminimum moperating mpressure mof m35 mpsi, mwhat mis
mthe mminimum memergency moperating mpressure ma mpublic mwater msupply msystem
mshould mmaintain? m- mcorrect manswers m-20 mpsi
Which mof mthe mbelow moptions mare mcommon mtypes mof mpumps mfor muse min mdeep
mwater mwells? m(choose mall mthat mapply) m- mcorrect manswers m-Submersible mpump
m& mVertical mTurbine mPump
How mmuch mtime mdoes mthe msystem moperator mhave mto mcontact mthe mTCEQ mby
mphone mwhen ma mcontamination mevent moccurs min ma mpublic mwater msystem? m-
mcorrect manswers m-24 mHours
What mis mit mcalled mwhen mchlorine mis madded mto ma mwater msupply mand mit mis mall
mused mup mby mreacting mwith miron, morganics, mor mbacteria? m- mcorrect manswers m-
Demand
What mState mAgency mis mresponsible mfor menforcing mthe mSafe mDrinking mWater
mAct min mTexas? m- mcorrect manswers m-Texas mCommission mon mEnvironmental
mQuality m(TCEQ)
