Document RJdgGm8B0d3oj1xNVKYzn0498
AR226-2344
ATTACHMENT 2
SEPTEMBER 2002 THROUGH AUGUST 2003 AIR DISPERSION MODELING ANALYSIS OF APFO EMISSIONS DuPPoanrtkWerassbhuinrgg,toWneWst oVrikrsgiFnaiacility
Prepared for: West VirginiaCD7heD0ap1riav2lreiMstsimtooanencn,CotWfooArVfkiErl2enQ5Av3ui0vra4oel-,ni2tSmy9E4e3ntal Protection
Prepared by: DuPont EWEnngilvimnireionengrmitnoegnn,TtDaelEcShen1co9tl8ioo9gn8y (DuET)
October 17,2003
ASH027184
EXP015749
September 2002MTohdreoluingghAAnualgyussist2o0f0OA3PcAtFoiOrbDeErims1p7ies,2rssi0oio0nn3s
1. Introduction
DlcStpohoreuceenpPadcmttoeieecmonndtdttibrnoceaeenoltriainn,lorod2gnPcu0saaac0nortt2iekafodetlAnhyrasssrPiobi(rsFruu,edOgrdcighseir,eppeWAemstoruusVerlgittog.uiennrosMigtdrm,of)o2rl,o0dooade0gmnel3idilcn.iaantgchTlgtwdeuhoaariafstelsaAspr,cuelPdoaplFitnnoesOdtrodute*ifdmcsetetphmeisesedcsrirsmstiioosiboinooepnsdsnremtesthlhdifoaneirtcdogAotemalclPoncaFinauntOgslrdyr-Wetsmeeidmsraom.dsdihsuesairnliimionngngbtgosidpeniinnreWotvpcaeoeeinrdrrtkiouosrrdyefasou,cfsielidtyin
2. Emissions Inventory
The following emission inventory information has been assembled in orderto conductthe air quality
modeling:
.
2341657....... SSSDSSSttttteeaaaaatpcccccakkkktkil1lhdgegoedi,aa2caisspamg0eftlh0ilaxeoot2tnsinwett-rstlseraAmaytuoepgueo.tr,r3aiet1nux,cr2iletu0svd0ei3nlogecsaittilimlebsautielddi.ancgtudailmAePnsFiOonesmissi.ons
pAullrpoofstehse. sTtahcekepsatirmamateetderascaturealpermesiesnstieodn irnatTesabolfeA1P, wFOhi,cphesrhsoowurscdei,earseouarlscoeprerpesreesnetnedtaitnioTnafbolrem1o. deling Figure 1 presents the general locations ofthe APFO sources.
3. Meteorological D ata
tOas"owpMlfonei1necee0egdyte-msewdoaoareioritftlheloyloerofgsusonsiwpcn-tpsah-aielssatrieMntuaessio1umern.rd0dfeiatatfmoecotraoe/risrnfttorhewgolmeomGegmprueietcoihrtdardaeaelteuundalirtcpaneeetpdgsaeftcaforooonraronaRirtlbshyeoitsgesabtiiuecssnl.neaahrlttevwoonauridtyrtihaolMyrntyhmoseetdiaaxretreilinioc1nogn9gm9dlAo6emcpwpaetpthanelssiddc.auaitMsntiieooWdinnsssisinimlTnmtgKhaidindsAegasttintoanunaadt,nhnyOeed.mHEmCoPweomAanasec'sustuerurerrsdheenedwitginhdt
4. Model Selection uT(nUsohenSew-GaurirSetbh)aaimnnsu.a3rpTrksohi,uleaoneWmdriienaatglsephrWshinooagtfsotohtghnirneaWgsptiohotensr,kbWasynfotdahrckseiisltAieitysuvpeiissrriimlmtosceacatrlhetieloayddrlnwyo.iintnhP-duirnirecbvtahatineoed.uOsTthhrheiaoevt itRUehwie.vSaeo.rrefEvUaPail.AslSewpy. rG,eoallecnooeddlvoiuesgrrisec5usa0rclr%loSauusnsrivdfeeyydlabnyd significantterrain features on both sides ofthis rivervalley. As a result, terrain elevations were considered in the modeling analysis.
*"APFO" means ammonium perfluorooctanoate, and for the purposes ofthis report includes the anion ofthe acid perfluorooetanoic acid (PFOA).
ASH027185
EXP015750
September 2002MTohdreoluingghAAnuaglyussits2o0f0AO3PcAFtoiOrbDeErims1p7ies,2rssi0oio0nn3s Page 3
The Industrial Source Complex ShortTerm Model (ISCST3) was used as die primary model to estimate ElCsrtoyeuPFnppbAgRrijece-.staPceelItarntotmrotitfas5siptniii1noogd.clnnulluIiuostfttdiaifrcseidnaadaitlnepciftnopaabencrduoriciilopleeiddtrni"iiyetanGrsntag.eautidmRitodooneeiwrcfslmii.ndnnwoe1eowdSdoaCesInnShlSwiA.CnTagTiS3sroThhQisfe3oupadfmaoaosllitowletsuydtantaedaMwclynikna-tosspgedthlamweujaltmisealsg"ssGeoicorcao,inautwnhussdmhssfuireiaocscdnhmtiebnmidysmtohuccduseooielmdIntlSiigprfpCeiloleceeSndo,xTeimanb3ysudmmeAuilaesdoprntidrp(dni1eeaegl9nld-pc9dtbory6ioxynp)vfWeotiihsgdfoeuetuorUaar4ct.Si^e0o.sns sequential hourly meteorology from the on-site observation facility, as described above. 5. Receptor Selection A Cartesian grid ofreceptors was utilized in this modeling analysis. This grid consisted ofthe following: FReencceepltionresrbeecyeopntodrtshweiftehnace1l0in0emwsitphac1i0n0gmbestpwaeceinngreocnepat5orksm by 7 km grid All receptors are located along or outside the plant fenceline. AteGrheleeecCvoeGaalportutitgooeidirsnceigsaalrilnfniaSdreruesuecrsovaeenecpdyhtAoi(norUirfgtthSQrheiGudemSarole)oifctudytehsepMiilnstiongotrgydtshpaeweenlsea"is(rlhUyecisgoi.imShsn.esipEsisodtPs"rehtAremoad,wbe1fltnyrh9oo9gmmd8rao)teporfleohearicdscmtesarniolgolsnyndeieicatnhlnfinaFilengeilgserauevofrcabaeotcti2maoili.ninmteytoedonefdfrateochdmhisbrtytehycetpheeUpe.t.UoSTr...SeT.rrEhaPeinA in 6. Modeling Procedures Twrw5foei0hlfeace%emressepmre(rutiBtouneonrrPcossailtIr.unloPr.delAt)ohAec. gldeelnAinrmicynutiarveorltaqfehddflureeeasmalctiIalooStoistnpdCdyoteoeSidosffsTcianisIre3nSspirbcCewomeerdSsedotyihTrdoanee3enbasllom(imeanvvtnigoeetcdor.dasdaentTiorholaeiwhennlayegnU0siAwn2wi.sS0Pataah3.sFslhE5eoOc)PnicomwmaAgnumadworssuedeeiugctdedhtsuliebieaalndyatdgestoosuirvnntrmeriyauctshmunicdnetleuhatisftarroyayeiwuursoorqle-atffrubdvWetayhejsla-reiauhctssybmieohonuudinmntirilstgodbaoptriafoeniesIznrgSaiesscWiCddouhoSfnsomwoTimrnrkn3ogtsow.hdtdieehTaselesaehmlhnidoennoinsgnmurteaepoaocyultfdkhetaeaalllnr averaging time period. 7. Results ToUrehfTs0eiMd.r8ee64sisu4ul2g0t0s/.1m4o833f.utEhgT,e/hm4mi3s34o.m6dT8eah8lxii3nismgNpura.emnTdahiilcsyetslimooiscnaiaxnitsiedmdliocuaacmltaoetnepadgrmeatdhtaiexUcntiTemodMrutAmhe4Ppr4Fnr2Oep6dr0cioco0ptneEecdr,eta4ynn3tfrn4eau7ntia6cole0nal0ivinnNeera,,anaoglneoarnAtehgaPetwFhOeOhheOicrooehnsipoicdeeReonpiotvrlfeaettrmhi,oeaanty river. The results are presented graphically in Figure 3.
ASH027186
EXP015751
SOURCE ID
CTTTCRTRCRTRCCCCTTTTI1IEHD0FM0HI1II0DI0FFDEFEFV2C2H22BSKIG&TW66262666226A224222E5E696T4E4E97-244361245287EID7EEE4321F868FF2FF6288968096975
Septem .
ber
2002MTohdreoluingghAAnuaglyussits2o0f0AO3PcAtFoiQrbDeErims1p7Pies,a2srsgi0oieo0nn34s
Table 1
*** POINT SOURCE DATA ***
XY (METERS) (METERS)
BASE Emission BLEY. Rate
(feet) (Ib/hr)
STACK HEIGHT
(feet)
STACK TEMP. (DBG.?)
STACK
STACK
EXIT VBL. DIAMETER
(ft/sec) (feet)
444444444444444444444444444444444444444421212221122112112222090700099009739911119562868268527155202014357940068340329459 44444444444444444444333333333333333333334444444444444444444466666666666666666666788676877677687788884434323862553067321017645758746340666285
666666666666666666665323523452244555555596996999939936996666....................48592986449602440000 60040.000...10000..0..00000300000.0...2100E0000200E.221000000211--1065344642401110270554505306534004
1111144466754046789446649889900696872199553...................159.09990999975000002.. 22211112122110885057219887333661300048024000090660000....................10900000909000000000
114024425332621822155160740049409204837755...........1.....129..6001850224094600
04202112112001001111...............50....20630559305666686600390007600030777777'
ASH027187
EXP015752
Septem ber 2002MTohdreoluingghAAnuaglyussits2o0f0AO3McAtoiDrbDeErims1p7Pies,2arssig0oieo0nSn3s.
Figure 1 i
ASH027188
EXP015753
Septem ber 2002MTohdreoliungghAAnuaglyussits2o0f0AO3FcAFtoiOrbDeErims1p7Pies,2arssig0oieo0nn36s
Figure 2
Receptor Grid Used in the Modeling Analysis
4348000- ++++++++++ ++ ++ +4-++++++ 4-4-4*4 >4-4-4*4*+ ++%.++4++++++.........+ 4-4*4*4*4*
4348000- + t
4347000- ++
4346000- +
4346000- +i
439001
++++++++++4..
4*+ + + + + 4*+ +
4*+4*4*+++++++4"J.+.4.4. + + 4.+ + + 4-+ +-^.+
"`
4++-4+4'+44*4+4*++4-4+44.-+4++-4++4*+++4-+444.*++4+--444.**
.
*
' + +'M*+ '4++ + ++ 4*"+44-.4+'4+-+4*4+-4+*4+-4+'+4`4?-+4'4+*
4.+
++
+ +
4+**+4
+ +
+ +
4.+
++
+4*++
+. +
+ + + + + + + + +--+ +.
++++++++44*++4+`++++++++4+*++t`*l*-+ + +4+*++4 -++4*4+4--4++*+4+-4++*4++*+4+*44+***4+M`44** +++444+444444'-----*-+++44444+4+44-*-*-*--4+4+444444444-*--**--*4444+4+44+44+**-***---+4444444++444--*'------,+44444*44+44+---'+--**44++44444444**`-*--**-+4++44+44444*--***--+++444+444+4**-**+44+44444444-****--*"*+4444+4444++*--*--*444444444444***-***-*-
+4-++4-+++
+
+ +
++ *.+
+ +
+ +
4+-++
+ +
+ +
+ +
+ +
++++++++++++
++++ +
+ +
4+-++
+4 -+4*++
+4-+4*++
+4*+4-+4
++++++++++++
+4*+4*+4-+4-+4*+4-+4*+4 -+4 *++
+ +
+ +
+ + + + + ++ + + + + +
++++++++++++
++++++++++++
+ +
+ +
+ +
+ +
+ +
+ +
+ +
+ +
+ +
+ +
+4*++
445000
m eters
ASH027189
EXP015754
Septem ber 2002MTohdreoliungghAAnuaglyussits2o0f0AO3FcAtFoiOrbDeErims1p7iPes,a2srsig0oieo0nn37s
Figure 3
September 2002 - August 2003 AFFO Modeled Emissions
Annual Average Concentrations (iig/m3) Contour Interval 0.1 ug/m3
ASH027190
EXP015755
September 2002MTohdreoliungghAAnuaglyussits2o0f0AO3TcAtFoiOrbDeErims1p7ies,2srsi0oio0nn3s
References
(415)4/UR.-9S9.-E0P0A5,,OMffeitceeooroflAogiircQaluMaliotyniPtolarinnnginGguaidnadnScetafnodraRrdesg,uFleabtorruyarMy,o2d0e0li0n.g Applications, EPA(2) Auer, A. H., "Correlation o f Land Use Cover with Meteorological Anomalies", Journal o f Applied
Meteorology, Vol. 17, pp. 636-643,1978. (3) U. S. KPA- Guideline on Air Quality Models (Revised), EPA-450/2-78-027R-C, 2001.
ASH027191
EXP015756
