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1/1DeepGeologicRepositoryJointReviewPanelInformationRequestEIS10-499March8,2013IR#EISGuidelinesSectionEISSectionorothertechnicaldocumentInformationRequestContextEIS10-499Section11.
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6HumanHealthEIS:Section7.
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1-PhysicalEnvironmentalDeterminantsAppendixC,–HumanHealthAssessmentProvidetherationaleforexcludingemissionsofarsenicandmercuryfromconsiderationtheassessmentofcountryfoods.
RegardingCountryFoods,intheEISitisstatedthat"Thecalculatedhazardquotients/incrementallifetimecancerrisks(HQs/ILCRs)discussedabovearetotalsfromallpathways(i.
e.
,theyconsideringestionofchemicalsemittedbytheDGRProjectviahome-grownvegetables).
TheingestionratesconsideredincalculationsareprovidedinAppendixC.
ExposurefromconsumptionoffishandwildgameisnotincludedbecausechangesinconcentrationstargetcompoundsinfishandgamefromtheDGRProjectwouldnotbemeasurable(asdiscussedintheAquaticEnvironmentandTerrestrialEnvironmentTSDs).
"(Section7.
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1,page7-198)TheresponsetoIREIS04-138listsfivemetalsthatwereconsideredinairemissions:aluminum,cadmium,chromium,leadandzinc.
AppendixJtotheAtmosphericEnvironmentTSDdoesnotpresentpredictedarsenicandmercuryconcentrationsinairemissions.
TheresponsetoIREIS04-147notesthatmercurywouldbeaconstituentofincineratorashtobeplacedintheDGR.
Arsenicisnotmentionedintheresponse.
TheresponsetoIREIS04-135regardingconsequencesoffireorexplosionacknowledgesthat"…mercuryandseleniumarepotentiallypresentasvolatilespeciesandarenotremovedbyfiltration.
"Arsenicisnotmentionedintheresponse.
Theseresponsesraisequestionsregardingwhethermercuryemissionsfromnormaloperations(exhaustventemissions)aswellasaccident/malfunctionemissions(fire,explosion)shouldhavebeenmodelledexplicitlyforuseinthehumanhealthassessment;inparticular,theassessmentofcountryfoods.
Theabsenceofanymentionofarsenicalsorequiresfurtherexplanation.