UST EXAM LATEST FINAL 2026 ACTUAL EXAM
v v v v v v v
QUESTIONS AND CORRECT DETAILED ANSWERS
v v v v
WITH
RATIONALES (VERIFIED ANSWERS) |ALREADY GRAD
v v v v v
ED A+v
vWhichvagencyvapprovesvavsite-
specificvvariancevwhichvallowsvforvanvalternativevmethodvofvconstructionvorvmonitoring:
a.) ThevRegionalvWatervQualityvBoard
b.) ThevStatevWatervResourcesvControlvBoard
c.) ThevDepartmentvofvToxicvSubstancevControl
d.) Thevlocalvagencyv-vANSWER-
a.)vThevRegionalvWatervQualityvBoardvCCRvTitlev23,vSecv2681(a)
Thevregulationsvtovenforcevcompliancevofvundergroundvstoragevtankvsystemsvinvthevstatevarevfoundvin?
a.) CodevofvFederalvRegulations,v40vCFRvPartv281
b.) CaliforniavCodevofvRegulations,vTitlev23,vChapterv16
c.) CodevofvFederalvRegulations,v40vCFRvPartv280
d.) CaliforniavCodevofvRegulations,vTitlev23,vChapterv17v-vANSWER-
b.)vCaliforniavCodevofvRegulations;vTitlev23,vChapterv16
Byvdefinitionvanv"undergroundvstoragevtankvsystem"vincludes
a.) Thevtank,vallvconnectedvpipingvandvdispensers
b.) Thevtank,vallvconnectedvpiping,vancillaryvequipmentvandvcontainmentvsystem
c.) Onlyvthevtank
d.) Onlyvtanksvtotallyvbeneathvthevsurfacevofvthevgroundv-vANSWER-
b.)vThevtank,vallvconnectedvpiping,vancillaryvequipmentvandvcontainmentvsystem
(H&SC,vSecv25281(z))
Thevwrittenvreportvsubmittedvtovthevlocalvagencyvaftervanvunauthorizedvreleasevisvrequiredvtovincludevthevf
ollowingvexcept:
,a.) Descriptionvofvactionsvtakenvtovstopvthevrelease
b.) Causevofvthevrelease
c.) Methodvofvdisposalvofvreleasedvproduct
d.) Datevonvwhichvthevreleasevwasvdiscoveredv-vANSWER-
b.)vCausevofvthevreleasevCCRvTitlev23,vSecv2652(c)
Anvunauthorizedvreleasevwhichvdoesvnotvescapevfromvsecondaryvcontainmentvonlyvrequiresvavrecordvonvth
evoperator'svmonitoringvreportsvprovided:
A. Itvdidvnotvincreasevthevhazardvofvfire
B. Itvdidvnotvcausevanyvdeteriorationvofvthevsecondaryvcontainment
C. Itvwasvcleanedvupvwithinv8vhoursvofvdetection
D. Allvofvthevabovev-vANSWER-
D.vAllvofvthevabovevH&SC,vSecv25294
Thevannualvmonitoringvcertificationvmayvbevperformedvby:
A. Avpersonvpossessingvthevappropriatevcontractorsvlicenses
B. Anvindividualvtrainedvandvcertifiedvbyvthevmanufacturervofvthevmonitoringvequipment
C. AvdesignatedvUSTvoperator
D. Avpersonvwhovmeetsvthevrequirementsvofvbothvavandvbv-vANSWER-
D.vAvpersonvwhovmeetsvthevrequirementsvofvbothvavandvb
CCRvTitlev23,vSecv2715(i)
Whenvanvautomaticvtankvgaugevisvutilizedvforvsingle-walledvtankvleakvdetection,vitvshallvgeneratevavpost-
vtestvhardvcopyvdatavreportvofvthevfollowingvinformation,vexcept:
a.) Liquidvvolume
b.) Fuelvdepth
c.) Outsidevairvtemperature
d.) Timevandvdatevofvtestv-vANSWER-
c.)vOutsidevairvtemperaturevCCRvTitlev23,vSecv2643(b)(1)
, IfvavUSTvsystemvisvutilizingvanvoverfillvalarm,vthevalarmvmustvbevtriggeredvtovalertvthevtransfervoperatorv
whenvthevtankvisvnovmorevthanv full
a.)v85%
b.)v95%
c.)v90%
d.)v80%v-vANSWER-c.)v90%
Anvautomaticvtankvgaugevisvutilizedvforvleakvdetectionvofvthev .
a.) Tank
b.) TankvandvPiping
c.) Piping
d.) Interstitialvspacev-vANSWER-
a.)vTankvCCRvTitlev23,vSecv2643(b)(1)
Aftervcompletionvofvenhancedvleakvdetectionv(ELD)vtest,vthevELDvtestvresultsvmustvbevsubmittedvtovthe
.
a.) Thevlocalvagency
b.) ThevSWRCB
c.) OwnervofvthevUSTvsystem
d.) TovbothvthevSWRCBvandvthevlocalvagencyv-vANSWER-
d.)vTovbothvthevSWRCBvandvthevlocalvagencyvCCRvTitlev23,vSecv2644.1(a)(5)
AvpermitvtovoperatevavUSTvsystemvmustvhavevallvofvthevfollowingvlistedvonvthevpermit,vEXCEPT:
a.) ThevstatevUSTvidentificationvnumber(s)
b.) Namevofvthevtankvmanufacturervandvtankvcapacity
c.) Permitvexpirationvdate
d.) Monitoringvrequirementsv-vANSWER-
b.)vNamevofvthevtankvmanufacturervandvtankvcapacityvCCRvTitlev23,vSecv2712(c)
v v v v v v v
QUESTIONS AND CORRECT DETAILED ANSWERS
v v v v
WITH
RATIONALES (VERIFIED ANSWERS) |ALREADY GRAD
v v v v v
ED A+v
vWhichvagencyvapprovesvavsite-
specificvvariancevwhichvallowsvforvanvalternativevmethodvofvconstructionvorvmonitoring:
a.) ThevRegionalvWatervQualityvBoard
b.) ThevStatevWatervResourcesvControlvBoard
c.) ThevDepartmentvofvToxicvSubstancevControl
d.) Thevlocalvagencyv-vANSWER-
a.)vThevRegionalvWatervQualityvBoardvCCRvTitlev23,vSecv2681(a)
Thevregulationsvtovenforcevcompliancevofvundergroundvstoragevtankvsystemsvinvthevstatevarevfoundvin?
a.) CodevofvFederalvRegulations,v40vCFRvPartv281
b.) CaliforniavCodevofvRegulations,vTitlev23,vChapterv16
c.) CodevofvFederalvRegulations,v40vCFRvPartv280
d.) CaliforniavCodevofvRegulations,vTitlev23,vChapterv17v-vANSWER-
b.)vCaliforniavCodevofvRegulations;vTitlev23,vChapterv16
Byvdefinitionvanv"undergroundvstoragevtankvsystem"vincludes
a.) Thevtank,vallvconnectedvpipingvandvdispensers
b.) Thevtank,vallvconnectedvpiping,vancillaryvequipmentvandvcontainmentvsystem
c.) Onlyvthevtank
d.) Onlyvtanksvtotallyvbeneathvthevsurfacevofvthevgroundv-vANSWER-
b.)vThevtank,vallvconnectedvpiping,vancillaryvequipmentvandvcontainmentvsystem
(H&SC,vSecv25281(z))
Thevwrittenvreportvsubmittedvtovthevlocalvagencyvaftervanvunauthorizedvreleasevisvrequiredvtovincludevthevf
ollowingvexcept:
,a.) Descriptionvofvactionsvtakenvtovstopvthevrelease
b.) Causevofvthevrelease
c.) Methodvofvdisposalvofvreleasedvproduct
d.) Datevonvwhichvthevreleasevwasvdiscoveredv-vANSWER-
b.)vCausevofvthevreleasevCCRvTitlev23,vSecv2652(c)
Anvunauthorizedvreleasevwhichvdoesvnotvescapevfromvsecondaryvcontainmentvonlyvrequiresvavrecordvonvth
evoperator'svmonitoringvreportsvprovided:
A. Itvdidvnotvincreasevthevhazardvofvfire
B. Itvdidvnotvcausevanyvdeteriorationvofvthevsecondaryvcontainment
C. Itvwasvcleanedvupvwithinv8vhoursvofvdetection
D. Allvofvthevabovev-vANSWER-
D.vAllvofvthevabovevH&SC,vSecv25294
Thevannualvmonitoringvcertificationvmayvbevperformedvby:
A. Avpersonvpossessingvthevappropriatevcontractorsvlicenses
B. Anvindividualvtrainedvandvcertifiedvbyvthevmanufacturervofvthevmonitoringvequipment
C. AvdesignatedvUSTvoperator
D. Avpersonvwhovmeetsvthevrequirementsvofvbothvavandvbv-vANSWER-
D.vAvpersonvwhovmeetsvthevrequirementsvofvbothvavandvb
CCRvTitlev23,vSecv2715(i)
Whenvanvautomaticvtankvgaugevisvutilizedvforvsingle-walledvtankvleakvdetection,vitvshallvgeneratevavpost-
vtestvhardvcopyvdatavreportvofvthevfollowingvinformation,vexcept:
a.) Liquidvvolume
b.) Fuelvdepth
c.) Outsidevairvtemperature
d.) Timevandvdatevofvtestv-vANSWER-
c.)vOutsidevairvtemperaturevCCRvTitlev23,vSecv2643(b)(1)
, IfvavUSTvsystemvisvutilizingvanvoverfillvalarm,vthevalarmvmustvbevtriggeredvtovalertvthevtransfervoperatorv
whenvthevtankvisvnovmorevthanv full
a.)v85%
b.)v95%
c.)v90%
d.)v80%v-vANSWER-c.)v90%
Anvautomaticvtankvgaugevisvutilizedvforvleakvdetectionvofvthev .
a.) Tank
b.) TankvandvPiping
c.) Piping
d.) Interstitialvspacev-vANSWER-
a.)vTankvCCRvTitlev23,vSecv2643(b)(1)
Aftervcompletionvofvenhancedvleakvdetectionv(ELD)vtest,vthevELDvtestvresultsvmustvbevsubmittedvtovthe
.
a.) Thevlocalvagency
b.) ThevSWRCB
c.) OwnervofvthevUSTvsystem
d.) TovbothvthevSWRCBvandvthevlocalvagencyv-vANSWER-
d.)vTovbothvthevSWRCBvandvthevlocalvagencyvCCRvTitlev23,vSecv2644.1(a)(5)
AvpermitvtovoperatevavUSTvsystemvmustvhavevallvofvthevfollowingvlistedvonvthevpermit,vEXCEPT:
a.) ThevstatevUSTvidentificationvnumber(s)
b.) Namevofvthevtankvmanufacturervandvtankvcapacity
c.) Permitvexpirationvdate
d.) Monitoringvrequirementsv-vANSWER-
b.)vNamevofvthevtankvmanufacturervandvtankvcapacityvCCRvTitlev23,vSecv2712(c)
