RAASDSNSO S00E ts OILa 828MatIs by at aa. artriates s~a ussseen tM~ 'SeInstal to~ Passia mooossAvasttes at maketer~~l estattrraum at the toostt etanlogy /, S 3taotMge *f inthat v .t I ns1* nvo tea/wt * * Io OUwit" by 4 Aafte4by 04 * i Tz e rat .0 .... 4 e06 amises 0 # e4 0e i17 3 1944 0 . .6 * *c 0 It supeng oln eratet91k 0 cawk aBataa WIGtTose in1mom 1vnvInos hby b 2 tfta UW.A Sc~ a*taLtd aS Shh tantassaas tooS(R It V "o a SIO mat 4e tn b atewoftha rtanl Ot*ell st at elm sol I mea numt~uS. St tee aboutdl to ts, IV pn 1e iw toterflea ttaosse~sl maem s s~ ales~ Wi wIS ~lea 16.1a MW d anp~attn Stsb0o4*a ad a t aill-ft. sr- m og "Wa TalOO s u s.osat as ~aa b m e 19 to me* +s i fe' t q.awas Iomt tat e"Mat oan (At 0 taSts Owt .As * 3aass ntts., * rftW5 I W04atmi m po "e a le To* *w ow --- See . ii - et uas 1 svis destat £ viAb to tbat w, flutna N. mangbot hewhe ea I ip as smtado anpeatee5t *Ar siom1 so sto a iu* to har wia~ got, to mf t6 d"'0aru IG Ve* at ftde l R up 1"So -W 6e .at .neato .ea .at --.ane .a.t.S Mty tc~ll. #A 0- a Rats 54s Oastsaff s onPeo at1** m *%%OttAs-.k#M - iii - a a 3a tAM or ANTRAMj Utow UL Uu or iss lawi= OF a ~1~ ~e~ ~ a~F ps33 I 03 1*f #3'lt~ ~ ~ asv a 1w;LV OF ZLLWmfl 7V* at&t *-I$aTto1 -0 144 $1ou4 )ka*04, WW"W Ot. Sadhdb'*" ba*)ormft ln* fr1 5lttXSaCow20 .1w7 oM00f t it~ Wtg,15 4-R' i4' mostoi ta. Ia. ottti@WnflE a S "Od"Ou 40 gad 14"ViM 6w 4';7a~a *5 sss4Y 47K3 5. tig, 124-" via 1364toz0tw Vig.o XT ; 4 *d4 4*7 tuft gig* 4*$4 4-$ "410g 4S fl4' nwVs toth: Sid**116 on- 404~f at wo,~e ly"t rigi23 SOOOv~at(tii ~ma I ftm c~ ~tfa V%* 2M6ttt *r t 3 3 ud*=dofetWfo6 nMn4* 4 boew~ WIt$1 #tonttvtt t utddlea r~dtt tgK* 342muaof24 rig* n* Pt,a. 29wo ftj.3 nt 4t maltsn 4 twistlo GlMW #2, Aw twist tin"0" " ta tfl Io wo~a4~ #ftf ~pfljtwt t the AS ns~t;sto$no~~ frcsaia 4.by74U cott . rntL~ V 3? tt. a. c tiaeJ B1 dJtad ~sws ral" P39~ bZ r4P~s~ L~st atl~ AOBlY~ Pig.t~ . 'vi a tw n #3. 140 w 4 4* 44 0I 01 4. 7 ~b~r fl $1S? CW TAX anlott* Ieta ft, t*"U 2*2* a :T~e 4 Is, * ...1 ........ IM .68 (*AN*s tAO to Kv mode4 Ijlc * sio, gi8_11 I w.it-, I~dioi~a~r~ ft3 ate stsR rt0e toWtM4& 1*1e9 sla toS Wat 211#$ ata n 2**1 e# * tae wl *r * *~ *r *t * ** 4 t* e *2 4* 'U 3 4* a *4 *W " 0"4 p Ss JEt 952 # * ft total. f lit * xNEtouncON a the presen0t has be eaptdtta datCm t theemamlea for ansy twanty yasre ad gratdually Itost people adnation tCs evWy portian Ot tin eartnea bmn ewoed a ot the ear. the problems at allot* ad rcioactiv ctions. reSObly Well eContfl le in a OCIeaM ng ad delopmat of the t cntenItion tvm Sa* f any ad extonsiv ark tt ,tsand are tao tively poorly controlted ge p rtn cause for alwc, Ih*o the OU the Othaer ha4 btbs cam'! ow, .ew * substae en#be e(xpea ittt ptae s are na- caftainly, a of veeareh on thn eatann- extnt aid Offect of radioactive fallout that haft been done a" ly t as a stratoM t his of tfear, alto nme Aat aet ame itae thouaht tive abstae We the wave me of a radin4 tracer MWay cae onts 4 ton dcbaevast 11=h 4isom jeatitted4 404 0""9ssayo The dtonatiol tmay be eteotLee wideroits, r hurnts, inrfc* bWlt* as and sea Wrarts. ft this paper, only the st"n burat will be craidfrm ancmt iof eneary to rapi4ly rveal tL heat adc 15%Us ntUcIrO oofts oaun, ulea na, mcan s d Of th radiatifon. the at the time of the fttontir, s the atao peg about SS% anlasd ainr westar rad0atIon tO 4at SS ray ad the tg 10% iivtial radiation ame n ifn2atd initial radiation eonaisti* Mnanly of gan rnwidual radiation. thi beat eovad a large while the residtal radi ti(A L disparsed the atfcts of resldal radation ay be tlt hours ot the after the detonatmO and at large distens** trn the position biut. ~=----- -- -- callo "I Ied tbin tuhl* LV ConIz. isfin a As 00*114 QOQcUn, th *"M All tip afa 4 IA the ftoflbe wQPeceWW~ a atowe ciwadsliptteso to toMA Lw baI 4*buia, n"y ~-QatI it ia rusing atOOI*fodfa tn bWSH t,, th a artnr 44tlise attamaet ta t"e flnbef IVs bft awl l~y ap*L~j,intanly At the t im oZf, the a$@#toi a IMLUaUSs -,~i--iL - ---- -- *l ,Pou th 01 te dwpts. t1 parttclSoil vof~"*4 m~t of dift ad 4*ts (flu the ntt'a0W*0 anna. In &44theerth, the rafte te particics fA the CId dnantfly tal Of tal be"iE .)epa latt" f 4 the s. As4theytall thv we &oo *aanly byte tCoe wctt *'o t im to do so than Otbnre aO be tssfttto4ut mn of the oath. ***a t % b * ta-ut Cj allout Ua 4al1e cald4id miym w O all of tba pottascM aibr VWe inlle part icles Mue up tuto the earte aoxth and phaomul fallot n o the SOrad, flM141 the pocttcl 0 es 1thI&PWWy Lted. oil the 40Tf (sott't -~ tpa -fti4 tin t0v-4- Wift r XIS1t. By far the jna'rtuf 'Prot~;Orradtacti%v t the 4tato srvd UthM ItAtwzn two tin tin at reache0 tnt tacovo n ad vitbtu a few tbaoasit tvttou*Vwotye of o t the locality ot deo. actmo axe by far tbe a1n;,pln to stagy, adA will be the only type of valant oonia$4d to this ps~v ,OW acitpttot ia batid tox teoerom mra Our.. M1) #A2 so (3)# (4), above 4am ftef to t by the g(2)a s oLneualn tallot patt= o utad teaL Us tund t to Opnti adse "tW js t p tow or Peaik e ad ~i~h~e~ a~2~1~*~, IM 704 4 atS *4astoft P46. d pttaat &met et" eS ra Aaheta eit &tjo* ma a tow WN1 . it vaI~ feod~AL~ thta ,ot k~iC~ sue At bb bed to be inveiga*" to pxlv$4 eq sofl atat of r sstttW* tndtt"a pMresr wdlabwl a Iv UM 704 at tduo t* not EKy ad the petIdtatta vaftecm uAtt% be * -t (fWIn to obtis a rafabta. m to ntnut *e at. t* am* ftur i % posibt moo* an _ of as s _~i t m to otUr aM a tasw tn aatr 44ataL *eat Ji, aatpate Pn" t lbs fl lat 7090 .. ti 7,i or 7090 ebfts _. ik bettur. y vae wxtet" generatty nose re*e4U*s and ft a A*as md ah e ad ndteZtia by pawld thtErerae(aguag~ MaZSser(6), Itmared praf e *t*Sa oeaoa fit t pege Wt aseat 9te th wast *at o the tIn of t the unly. atS deto- the tauonet stJbt"a noqutro pOWAttim o Ow qu*tas for the pwed ot tivn tldve4. "0 vWposO of this Stady to to pmov&4 a thd for .atitI the fatllout dtstwthatta fwm m steoewod or predicted $O wb adt Etose s*u of the mo4tttajtioi produced by preipttation at datonation can alsoe be ad. fro the o4els. 3. based o y tim or place after tthe dttl* n* i.actal wlx$ fioeldsw a nm theamw4$Aodt reatwc tin theb t~nM*lift$c at AaceWe -~ in tin w44 of *Ots. 0* 4 W s& atlt* LS tooofa .cp 13:0 tenl Wa raa act iacO 00 ntM ft" tr -101 mat aem i * tuw o t vo tiwsatsaboto stamp uo" Iggmadtnt eafltate taflfs 4sttlan by mum .t 5rae WAth a got nawvas pttaof mowy$tht n ga stt"ae tb Atteu ttl atn ti eatr hetotabaeflettattbthttotflt~heER*Cth cets of is Keflo b7 at&ftsaom* I 0ean,ft4se04* po**" bosm* owa a t tl O pa thte sates @pf 44 "e tla eat aft.r nUto'ft* v*t,-*0 toE or Oft tiees t bho *A% efte*e6 o cete ofh nt the tea 40 (3) 014 PW4 ftutld o *W tto , a tat (1)tti e of apd par eeab on. iat ~arsmeo u tow ogeenl a det f Ltvtedft of t00Asde "0a64 heto%. tttw et tbe pcteatn tal relaast, tares * selpla en, e ttis t4 aotuntdts 4i off nwt aestatlnz f t 11*1*. U ass ht~BEs to "loeta 0aspewa se VWr=a 1 *U OWSA Uttw (2) weet. t*an04 toa me a -V tar sp*e of- both sisu of bwrsty won "d 4dtt s A prage e~ats .t4a eia $wepytheot anpr UAtatr l la~ I aW ho V 1 aft m (1sW), ats4 10 kilotos to snauteat Intt 0awAT h ostrvatteioo a atto% *mplAw tm Of thtp b"V .3w be~ peopation14al0 to~~a3 m s to bo p, pt st41e fAa e Mwe wA to b ot O*Iiao tt o partielas Uee sem wear tas2~C 4tet ages at s.Stitod,* wanf t Wata t 0h radiso~isp4 afa to anet t aea.et wwsocapattogo MO 0M'oWa-0sA potw - d trbut W W), Ume . Logo* an c4414nt wift r414 of Is a. *lPwtwo* is Soweo 41~l to o" n.'apot ),4 of then total *ipaticle Mom 0 d 0to0000000000001 LEPk:douviYty vtloy dio tabti of, raF #4 bS. Ss4$caatflt fti volvi",amn0 clLS~n caiM A,y 5%rn amt$n t, 4a4 4b* t44 tio wi i b t*to t4 arttcU byt 4yato io *p Jt a a .ttla *a ft.rs, ....g. 0s We OL tWO. (1) M4 to the ""to of a~fla Msan wo" p414.. s stem " a particle 9t gal stas thst 4 at..v*4u400Vits tag ttoa*ttoml aB . weft tK- pattlea von I m stes v Is 14. w 40lF t A % Loed fti *Lonl layers t"0"0 4salt, La *#All*r IALnvM~t of Of ndvatte total0. 0000* LOV113044 U asmood to outmd vwl,*.~C W" to, or tho to XT0,datmatiou mobromt%4U"Oft ** CW ow ticaily &oft I4-00 wat -500 ft at to 2% od was tv14a lo with 500 toot tzttcnalso beta .ltn..** S ta 10no0f~ to ly re 200 tn"t baby orn4 UIte o 4vL44tato aota And to 14% v~ora, with IMO tet tat "Is ot Matwss sitne, * l6WlW 4Vtc Of hVt4 tWn wagEs balm. WtttlQ the attn4. pnbte4 U 1wV4 to 47,000 teat. flt* "wneOso that 0 tint of tbwn vters ten *t t06 to fly. waters, itt bortmatot beu40u 64,mdant 4,0 atM#S Its .ltt t* %tat 13.00 waft" 40 no cost *170M u um tVWatt*14 A MC&AAfWPWaA airX Oasn Lav~ inablo wares L tnl tt4 0 to fte WaOaSettS At t0he*VLOVS O ** log to t&w ItwIS O tinWSho 2 at 3. tb the vatoncttvtty should be 4ttrt$*$OV*OW in ntty, vatr. 'Ta tin nel priLitt a dttrtbtto ortaLaate At tbon aOU w~l 40 1* atW v~mttvtty ditiaUttm In be as n"0e.ad the -49itore taO nm tuat 41 pw)atteU4 ton"U the got lead to Sorioa m Matr valtc of the v~ will ea thn a a p14 at 340000WW tbe10 Ttsad th*Il f MUf ela~y 9500 teatt 0O 100,000 tooat, natwtay. we app in tn*prin,4toQttstu, 10 V vto *o tw LonlUMtotOWM*f to be o twad wrafly to roacto tti v.ts. mwnww to 4 v 44s4inw to 730M0 ftet, 20 4Mtp#2,00Z4 tt 4wa I Xfl $T ub~ viam 4L$Aad L1400 $tx0$ a S.tA000A 0 Wt" JAOw Sqatiat va a ula l f" 'tgll*otM4k W*IUg 2)v is the unbtn 40Pte'a am. ("u #A' adwaly All LA each watew L& tEored Lto A£ 5 rs4dloative mt rtil of tn ufIlt* oqmms (teUAn) vhieh to at tta ceantra Poat of the wtur. A ZrIA oono over al stw was td was tealpoat to aUk optim use of this 100 Sil bwr Uwe%, "Th*04 .co44be twod tnetote1r, '4bat oti, -so that te rda 44 En "sefor ti pi*$0 to the astie lmt* S lefs uatiou. t t gad points to thn dad4 date whAkh ap- tsat i a thre SaM at "tWtte, the level at the iontts or a givep lape coste the attn lpm. toot Oaw terila to *a mod thm Is 3000 fSoot ale frm 10,000 to 20,000 tnti eratw diotributtmi, to 10,00* teot; in 200 in the rage %fwsthe onet to protftm U.S. rob data wids are given for 1000 toot i$tew. t the sttwor wval to 1et the 0n tis aus, to tn omlq wos ssipned to the catrl ta 1/13 of the teala the print o0ad %an to tanins Z, eqs w daeUo o nd for tin 10 t tens waf taksa at 1000 toot tatearalo tom smmd to 10,00 tnt, thn at 200* toot Iaterwt, tro 10,000 toot to 20,000 fet in t0 0e o tOfaoe eMlXI dets e~ea sixtaee to 73,000 fet, t e tu W4 4OW4t w tale wan we4 uri10 K loels wewo the soe as ths frhe ulg teVt, %MA tbe tos 20,sOM toot to 70000 toot, won at tir- ienttn, Iho aemto ,00* tay4vtlss loot To order t6 soadnt a stvay that would be 9404val M010 fto apiAY to pot .1 sitation, a pla borsotsat ge was aods in t Wray aWd #4 sgive ta the ataUILawg sats pi aw' potau waft pCstottSd it, a at Ltervals of 200 lntWO cst bess"a 1ep"tora s, tack pt (~ pair ofks point at P sadt) oesttug 4tirectto e4 4 c* 4 twy vm at at I *5 Ta tmfs,.e, ai levels of the vuti * ou14 nosnut lo tia boflhntal variatione A the 41440 at the vaVXan irat. Lowtiag ncbiam to gaiclM htaf*tUk dot In oder to Us. a requires tatio vs ofa tdie 40ppa 1 ilmepatto**et taminm t ap Lai. A SAt tLe tn t ,tin, it Is ueesar to a lwfty s th4 tocgt aZ the tin #ep. fl odan to statF tin varees nsalreeite thi tin owas** that wosd be ApparULa tO thi *tog* wU*d be *ta uttwt gStrVa cseie mad thon cowotate tu to five avi*". or t to %waftms a tstua th=401 tint tom weas0ary tt was )a petadm Lo tbo 006M 0,l-W, ot WasOMMOMMUNP f1*sta y. Atfn in R M tiA a I 1Cu- 0'41 0 a to OAS 4t *be stAM messsm I'm goo 101 aetotn t thusm to A pwrod Unorer to tocttatat* the I's t the tota "nOXIS 010exeprseat w-01 1-W oft $%a0TQC tqm ctna no nasestt wn fta n e esp wasd S &iA S durtwig ot *xtfoas Cetr mw tial ta ial d dat IA this pa tW0 *da l. uXat i0 fal as to 1ld Wlm,but # * mt that adequddY alph fl ad to be MattcLAnUy aII Oteps I I as , t t ho . ".9 diatethettaa ot ain a lb "wtt* ttnats at stone * and tin ad VttAd, bove tbi (S) wa aS inr3 iflflo 4uraig a typieM naS $00 b tlowl a viUW distratmtin aZ fZod to V"00004 as"do pit"* 3 was t akef t the bovn pubiatt. ltate veois Sta o adreetonaft th9. v adeoui 0too, bowew it 10 So futlly "o tuntwa. o 30W0 teat, the top of ti te b obtavw by a wee h et"a t*A* 300 Wb set b t00 t * apponowtely wmntmasts tb* esos $00 ti@ed. dimaton of tba Satn.y, twnztn twae 0"a thn 3S Sigg"uwas platt# tor winds of 20, W0, 60, ad ao umatate tent, so m of of WO$* viaW VAhIS the 4teti ipnd to ft to be 0 kts, frwas tiErAlaon. 09 a 600 z 400 OM a coastaut $0) t WifAl For SeVIttty the c-ea4 arItan ansted to thin n t vae ooavatmfta 4d thits, a hate ttafs e0a I d I MW I10 & W as lttan nftolS e4 ttwsf *tmly to to investtgata M aft 0th he Impeo the $0 as* betWee sfWlydil *L And t nta abtw - * I ad then ab tsts iok 3004 to a be frieatte UapV# vwimS MaV OWMPOe i wu spe4 and direttka of the wie ftlow te 3000 togt ntl Us the trittio tseeAder the geesett etta t s "Oftl t. ata is 2/3 of tat at 3MO ft, nd that ft t=W 20 t. akdtfl 4tea4tco. * 10 * aepie the a3 petab fe* i to w at tOo s bel w 3000 ft a tuat its et Sthat the win lu the *otte asmto ocal lazar, Il wAlit &Vs awnuea shaar 4Oft oi tunatcnt. ct ooputatLu ;on$ Ue %ad* 4At ftrictla lavor La oz'4r to tlM4 Ow 4a t ta 0014 L4 tdsix layer on the tUlttmst The 30W0 toot tinde uove nlert esnttnv 4"Ulw ot the vWa st e so that a sstttcteat ma0hr of "*AlU typkaltrio a Idos covtrtq41-" tLot* Ext t0#fl'ate Ustitu~es wold be avaUal, toot Ot1ow M LaW*i di-strLboiO b Wxi %A# the3 IAJ mx all, in fte mwinatta Cpf4 40* 10, 2a#, aud to~ the $X0 tb u4s4. alaa oot wuai* A& am$4a h.4 M)0( SO 120 kmts W"an0 sel-at.4 two Via4 -Alw l tW k*AM).*V'4U V to tbs $0 ut* viw&. ta4"UW 49". *.U 1 s1~9 5 OF it *a layn owtretf at the amnasvb*. aVen 540, 104-15, ad 15-20 thaund feet. Ga*S Zn as to a t "nn obtaa purte4t 244, ad 6 hount afte "o f after -eafto an wo"e g nm4ete AU4 ret boE as I A CoMlatSO the atmosp ea wraftes by 2 hbe e 0"'. to. aa out" .00 %" sEo 0*ted. at tb dtariatoU at aelov at a giva layw 1A * tor a gva in4 tt44, would aspet that the 4 WA4 6 her patrem wOWd patton expedby uterl *"ate 40*o a Otral Shape as th 2 bOl rely banV the *ia Lactor o * c$r nt .4h,. ly se4 meompe oo"te*1 e coeiarattes of the pzvwth elo s total mault*, an *wotieOS of WtI fl0octty -04 to osly *"mt.* with*a teth 1 S)v toW wdel wi*$ flades molts of te tit e radioattvity we distributed An a0t4apt 1 od that a l a* a tow deviatins in the 04000 toot layer end on the grod stt aWW 'en never greater them tn activity kwaved tms smail s planed agast Aacea oil$* anw the at thee dtstwibvSttms ntG 41 b4 for the 2 bow 4tertRioa toA r a gion laears. m 4or pA reslts. or the 4 awl 6 bow ditrbuto Ptte Oash ase h with tb* distance *eats entracted by o* 2 avd $3 deviL 1em 1%U puvwages of raoetIty asume to be La a statt vePS ftematLons tin *"*-steWOUtest tee, s at 1 tb eta patalas won taud to teeth tu Is r bae e Callot Mustratan Pot each wtu4 t.d face, sad for tevts E10 OftEBA pfttbay (Mgar 4# t - 12 * t teton e1se t eu" nwm aneml paral tl tea Te 4 and 6 trw aurv es wre thn nlttplit at radtoattvtty ix fetor ttet was the ratto at the total pewee the layW at feh ot t" te ing by a neaOL (OW owa tatio of the tias .0aene pia by 4/2)v the rstefting aun falal 'wnd fSeld S thea WW Lavnifltoa. A wtndtt(g he 4eUt.t ta tsoe 7)nw 41Wps. 0, adtbtc Mtw Itnati ti *U.*~ o le Sona ot te% c4 (2) A Sp44 14t OVv t*1) ant O- as f trt tcmpwas nWtt* a seo, the maits 1O *advIM - 41e pl*ated vs t atiton peakette .r!Isr~~ e valw *a, *a9i apposia~ akj Inktas iarit .t5* tOEA . by tae ttn tril to the Se 15,40 thoutaSd COOt lmr OtAg that vat of saltE oe 0als S stes wVta anatedr tM by a nma. not p4ne OiAerhta 1 414 LtstatAo 1tsa elb alrWs ,sotwoa tb dtrbutbt* OZ the 2 bou patte fth aS pedta sach odwa pdfat be W t* pttewn *SW "scaletostor, Whe location by watIrpi to 406 sut, 4 4 bwns Lmte that wita 2 hrar Camn ftr the ans s4 wattplytja ta in tod wac In sehb 14pr (flSgjn $). "do "a"t 41momloW fn t"e lowe IPO "ae pnvw*n at 2 %our#div"Ma ta w tvtv t how oetrn wae sultipliM by tbo t**a ptatles weapute prg Canste0a A t e opsen etwvS awar tb pantes having Lath velocitica Ian then 040 tI/n., ~be tiSens a'g w falls 4h"nut h"44 in Pe l3-Z 1th10 act layer in 2 hours. Figure 8 clearly shows the results of this computation: the skewness was artificially introduced by the computational scheme used in the model (the stepwise continuomse wind field). Tae curves - 13 - am pcolaU4 tve b* abn&4 to each attape at best flU teaWg the 44A aot, tha anaVes uswa 4) aWO bettewA Ao OOOM p9WtaniY be (ipfgts pWots, Sma sit tzd flal*4 up1oy4 ad the a 4~se Of thsag A* ptt. lOatm at nAtt at awing of pawtios at pattoulr 41 An inat#na th oanlluAttoWe fa.1Eof oai% thi typ of *mo4e. asso~etat the finl rests, at *alolt a* swum tadovtt distreabtiwn sysaonts tbe anu theken, 0t t0a M ad Us centtn. aS af IMdd Oter that aoeeava"is wt anl temble at the orwf. t w An asrt prnetcnw, tin y ahe te hero w ksv tas tar *A 4ta * at *, ho fby the apesetoeft 41Am" at tem awe taken at te o-ofa rs of au-ty es posiita.- 00 iMonate tS d aac *4 *a.a tins at time. otter than t bis yer (le m i ao 4t Eto a k to aa ta *e0 wit ba b 7)MlI. io th tin. will bo wItplt*e4 WY twn faWcts pa St totSIe b te pet -toa to.pattcl4la*#at seaste o lk a Dbta by /2 sst As ine4 aa* besf ,teullt 4 tie pawt4 tuVst the b m attn tncldtug tho poittoac will he atLpta yv aus 1t0d1t dfor lO sptawltr the p ue ttacos tmap 1aav tor all ttcaO .pnnswA" alkUtab to m amct0 a oat a Mito to aeaom a t bo *46%hs VUIe t-ltUtott sti a* v M I bealo t dA* ke 3iii ~~~Lw t03a UU"Sm apt*S wvt *"thatqtn. by thi axobc4±o nil on be: fDP~ll is stiL~K~1 pSl4bto*Llbt ot distrbLntLa HatMs botoro ehtcls t ~Mu at. PO t" Wwrtou trtta Ova limit. got tlo to IV? bermcn got-nias, 1-4 aUae.daoal uutfm 17*~m (Ka" 9).0*e prox tL siamba9 e dotU4 nd actor w#iLt alt a the *l tin.to b t b"d suait* * bmamb a ted%to.W. 094rto at @am n wa t" t ama soflrVn 0 eatat of0 * ofittM nutrt 4v* aw1o the WOPtt !LuSt e beat V 4 for pt*t*CO patawe urf Ati re 3000o 4a tAtth tb vper tqe* Svo ma4*Z# 104 ago I5w so bfwt 09t i mt t e CMttan(tsv - a Itm b o 10-fl). La This s uuptm $LVM tamAt s~t~bsn~flbst$O*1a4 Ew.' AUW# it W40m Op IS * $(fta .sl*.0* Awt s; 'a was bqworJw s in tL44 v" eusaa z J dtrectien flauly9 the b~t4c at aoletuos A"rdtl at anu sfl tet WA V tbqr nirni~hl a a ood basis for anwaatatlxn.~ Tht~'ar~w, tv Uxe uS vtt I l wom altced by son totov, a, jtU txde tatMw P the s dtreetoa t. a -0.4 et,a* t4a Lat voij ~ ~ W#waOnln t In a t4r by7# EltW notittna parttch dointl vould he c*W nun~ a $ow (or patttw ucatttw be t~t3 t. 1* dtstributtoaf wn4 hott bo a trts -s tar tlrm the that the ti rad *. tbs abwn owit2osE shoxgd be OUn it 4 OWg. Z naflUty t4 6 for icarSqas ofi to at indtwo the tnmaltaE ptttfWQUI b te mv 4imteats woid be hao by the factor, u* SThnb edA the 4ncstty ;tiud be chamge4 bry a &atort1tt. A ItuM PpttlO by *W* 4cto, a, the nOilt inz4 W"4tltftl =toay be Mo OsefliattoS $A.tin vw 0 "el be ecrnftdw*ty mine sdltftMlt tu 4"70-lyfl 4bo~ ypZ~U oneve by tba oseiflattone1 wnit @Att to tbut ~~ ~ h4VIUM" a ~ so ~ i~ 4ft-~ ~ 0nnZWe.otl dolt Impid-oa at is to La wfi aLO tto trtetNVO 4.~tf with my tins that fthe wI-a lts"t tho wA4NO thetn w Si ZRv tarms OMh tin WA)t $4, **16 *0 C"04tin w * t aa* Ift And t~ lll abt felt M " tt WUI ~;a ba tow0%* aw24 ~unbtbskndaavw, * O. WM loft. baro w Os~ ?s am tu aeetw .44 4 a f Sto "twWtOU#*4b vtth na~a*IS l* t f Romatt bttae 44tni doo wen-vo .1pu b*% 14Mdo bs rad wfa-4a urns wi asc~ tf"asO tantol for pawtte fit. "Preses" C01MI410901Y Sita Of O0096tM-M0 aane 40,000 toot, am tr 000 C t weawe o "clureii0migim tbI EW 4a prinatos tarn IA S z Sas equane. ft thet"ft Of the 10 WflttwitI 044h vA9or 4o1"d Ut Itot A S S tLetutaemsoofthe1I oton 20,000 at 40#00 0000 teot) ta" tnldistribttoue). ** tv atoeaft O attt the ndkaativtty tI". S r I wile pOlt Of the 'wa9494 it W" 4104a0t to tu nt% to 4tWm*the raded amws i 00 call wl4tlsa 3a4d22,am4$afUKl*. a4 amegStnniJA no *AI to it Vas thtaom 0 at b (em atctatima toy a 4if IMit Wa* * Of ~M.,V,0~ OLM*,o W~t at wlo0CLttn, m. wrsfs ow tn fldr4 ftr-tiamc 1*4 tho UP m 140,000 to 73#000 90 t tt otr 2,*000 atef nay Wtitj %bU~ ly gnatome4%.. of "aseL , 446 41M -theut w I tba sit* 4 4taft ~tomo IV qw aVtOfm vtty 0WO Oft APMrcwMLae AXd VOn nALatt ltatrated Lu I~a 2. Al00, ft w Uom mt apdtt - 10,1000 toot tq"r ditr* ftfm 4V ii~la. irttisftt b"Usup tft the 4t9*, a tAM tbow 20,000 toot i*kwUt - 18 . WVWK * 17 14** 4* pAsf4 At 0 20#O000e by wm *t the of variAe 4Lnttao w- *pa*4 Oma beo vita ttautsap layod tot the 10 Wt ftr cMlea was whed Wow 20.00 ft In all ttwtlnr t W tridaw tt datd that my utzitcat*variation ct the for stb mm the socma cloiad406400 an Atiocted IS at swprttg 4aWU. tie by vadr4Mjat i tt tbin" Ina aftlo aws tm paviods saids t c0Onstaeby Iit to n #1 %WM ti1 aot20,000 tnt, wdwp t-o-00 Wolw 20,000 tnt ad mII1 *ato attn the ms.4t54 difttbo sm Ovms a vswa simply *hat 4t4mW* %. tthetefl . mata-tt"n-tbtp i tile ~ l"tt *t tbafe tias to souf vMWWLtfl4. to. tnt tba enacts- n~ft ol u 0tinnft twn tbq an to tue lower sas v to Odtatl ufl seto tiom trat the bat ptol be enS to O -0u14 oW a t t$ t44, vW d"a awe "affleat, ~~do~ at3r~sj -e~ t lts at l Ia*t i to itit ,se tnOat toin0%"t tin uaft it i o nbita 09 tbe *o tbo t4mn ttb s ism.tx$a 941 !AV Jost"* $600*,VOa basic the wts a ipop" ens. t4UtAbtlttv at VOW the udoe to tbne &VIit ipil b ara cQ3ejitt~~ s~s~~is~ I's.1 OW h2m tnfts L irs ndntlvt a n00t atW h Lstglto MOO**Awe dtv MOO I Or bw t A . teWIs ni 20 al" ft.a01"0 ft* t. little, howov"w n 23w24, IMa our" 1%t alo. tiVtI4ntcaM pea 0 a"n- to 10 I stw on0 *ow pinrn ott4, *fle ~r ftvi g6t U* Isi Ot ftftftft to tb~Fafatat tb" a -*.-af~bi~ ~8~ fld.OPAV.o ofe lI S In $4 eath Uwt. is ti tile oEwratatvt Ge1~ as~ to tban fluelcasor "i Crai Ia tin ZaS*t ad iae #Amm I *a&~ at caral bt theifr tin 4*o" t 'Itctla'sw #aa . Wmit a".ftbe~ atool~i. o omwU ~ W,^4 t," 14110 a the~ ~ IfW ill ~43tW* flom* ttu1sat #~tto~nIeW alow prsfi.Ioft ~10i..3 tba hew is bottm of in ast I O1t1 aWnQ ft It~ obattothe, E mac t;iad oatnWer tnI~n~ ff tie 0*bM ttQ ~alirs). Ite pef ftthel S.Paa Ad dtead acelwy bat a "atomth ehttatty at A0,000 ENW y th.. tte 00 orNoI tapor .. 1*e4n 4at C o1 ta aEAfaof tm s t tin0E1 **apn enthue i4.4 *1*14 *o4e help ia c-nn Wwt ~9,~ ~i ~ IrA"-nalliA o8-out- b p ft- vm90- #an, tset fs# oo vaowr* VOMA*. wi na. Kzw 9sd questla of appiMfbfttr Of tin railt4 Mat be ti 4o4414 both to tnnM*toa WWI amda tot soeume .tu te ni00 at the wmOdl41 muite ad to f *bn waif aa 1 W0d nSW uttaf t04 dttrU**J*t ant t4 VOnnM ikevOVtdO n*4 4 o. *AtV*lfr *V 'that theft Aft meet ina at aGnsil oatint ano aeece dtvflts 0WiNW V**44" V9444da4ta wp ft 2000 bat, Sta~a" ftte 0 rt44. aAras ttfso the wu* dau ta a tbe teats UNA to '4w at eadi of. as au. -peotiso a-~ trfl UIe *Nt tifatad ip-K. itoil wban4b s1t 4w that 0-M e4at adnt the poticaes a ocs £M dly A follow below* ftr tab t '4th 4itttt. "petdao0socuotse atawt aLtv~~ Ae$m n40tted tinb aftm "U set - tinhele Wt6"1 a. byaSL Pie trf~~L~"~ pl~Iglt~~~~ to :M- a0 the"ocm I~~g oba Wl (101 9). %Ui tno wes or 00 UU4 mity bema s-las et th moe* mn e Mn abng ot 4ppMAsaske no amt IAW Ode Ohme W4 M attn vlzd 4tatr butio tIat -t rtasbe Ciften as 3000 SM fAtte a SW0 *a 4iftftIM beUm* fa 4 t , 4 a# w a4 Ot the MUM Wu)l&A.ot *4s siatartian teeter Wits t U Vmiattms utd L Ie a detnatemz at the PO W (0, radicattsn patktas ftp taft b 3tss 4nott0l at whCh WnA1d att $as irate (this is two of theo Lu t t e"d te0 1 nl Pee LA the -04s t*tlr Smaler ta-e tIm 43 defta nftociaty 41AtUtto tAct that the rOot is tb *e4ams 0 " tt 4iStribUdfl t tn eat at ar trale the wtM t*144 at 1646 6, 19$ PM Ot resits o the afd4. "antatyq a pxedtatJ-AS bees -UPC the go* 1-6 M.4 300W- e w sawho amt WLa for tit itt".pei w Po tin wtwa avs 11*, the iaAtWal %Aats at thn wiaed sendI (a witud' at 09 %u as* we lts, Mm4 aW*dt.1 tiA fl4Wa for th awtive 4 omw powads 4 *) nasem at 30Mn o thi sfltal, i to 01or r 4 d. acte p t to apy ar nase W*Nft W&O' 1;t a (1$, S ft (M00 13 tvh saw aspte otlay this Wse t aIttnl a tscn a boe tuf oa Oahf atas1ato cmpte ti oa ast %fe e lato." UAtWI2t . Ahe r14 nd itntd *peed shears are linear between the two levels. It is not necessary to - 23 - knw t04 tSMd boloi M00 et pro$id" there an in Mt )* it 300w ft (as*1 Z3 43 IpfrJ nit fl)'* (2* C*4W tttC anttoue for to waattosw fa f" s tMt that a *Wuk lot.hOw PatteIfw nnui~t*eMfr&0 tM- -t44 dWin "Inttdbe 4amost t 0 sz xftct I.r It LO 0- 10 "Mot~y eu amnan the ormato 09 th Otstrnto 2M togSlam& at fter"*Atat 04e1 0V(4ft cpza~ttettny or qUWwttt&fttn47. A qu~ttttniCU8 OW be fllw, the idsd~o4tvtno 4 fl00 flW zrSettco a{kpnt lel ~ a *xhttnoauo$ Mm ~ft$=W 4 0004~t Cle4 Ar e to chars b, "Slya AUSU wtth the *4"v. 4 all the w$A44W =4 t, * C to ttte aeflcta Ui* wa t a sic3 tin *ttflt i~of iso4 th.nedrteboL p~paaf4 o~~ilsk ~ $a tf~h sf the wloctyw the UM taas have sur Ithis l4"c themo si INs *s laver by 1eyo wa* * aalve M pott-h ibis ntof ath 41*f bumtflw vatL*&tWr mtc. &;JtiVl4 "I, dim-at to tbo nlott v9low* 4tw Vt -too$1~P ato" sepap~rao this est , ins the preta~t Me ettoo a antes U-40441,001 to tbo ta o ask ws~ o an sen man steau~L M~ta ta w els eae tawtt ath e atlai am4.tatps" ns-t *n l) tho taw attt "Anto tb At agr 400t,A 4 A" bot *$am shop sea stma be to st At wWU laasow m axst w*Ift a Uwwr a .mas the tth app4s teP the spnala z dntnte a t a wat use an s e atthesteaer as ea tetl St'iLta the* aeg is e th e at slight *e cs broed tc Sta ott w4Ee sn bes leWIS to t f t Zqer the then ea pR**ea b d thetSStS atvtC) rlate t patb IV" wztehnft a sf4 elat t.l *otab prtis u-dtnotto a'b*M. that be aialt-ttAas tapov-r masnpatotX *()t ~sa ov* t ofteata rjran'3aml ofi app yeow~easts aorta of we Ivor pvtka3sawekb t141 %tot tbes to tuo lower te saot t tu ad (1) fto 1540 V-0 ot U seasonf a atet 'neatto etch Ut4 ueo4 te 141 ow 44at .spwoa tO tow.* brOe ih 00 2$1. tee O valft of *Poop a-O t as av wo n* 0 0,@ ol boo -e, easteow Ok allsvft, W600 O-Aftto t owe etms low, m_ 0 A "e ea" "A oft a Now tw tob sm o * wo se e ases lfte OK" e ne* 00000 s a ssee aotee beo t aw- w"a )oathe ae se s~~~inu a~i me~ to~~ t~ent 00wow 011s4"06 Owm *A0 I we4es g m lae sa so illklow~~r~~~ asi age ass asveseaspeha" O no vee MAW to ow oppoat tm OaW Me *ee31 t wea" as ad jo8**o~ ea 40 we ao toowas 0ap so mo** of bfte#a 1ea4 se en,*4 a 1,14 2. (10 a Stvas 4*.. b"ate ote aselso. esad *tasft ta u ts ettlafty to my ot tOw nmeM, lbw date vas tot an 12# 163 to 4ga6 as Va -mS *4 tur hbu distributice weas ead en tba 4stontift poet to was at (#0 SL. tw4 4 eatte"trV ftaf& UM<a mm the ea 6 rewL4 1. li W siaes. ma ffrat 5M ai4 *11 1at trs, visL o 46t ap La tpe by on s 0o bo"tatttyO veal*s at ysti mwtatta Mwapati MastuO tz too $aeas the tens Lasaetea ,114th 00 *dtlouwn S 00 he 0outE *the *1se. vial t1 Mat be oed to ant. e tattte t 0~ nun0 %wfl a 1Aaf to a mttc b4 e ttthe Wnets baste 0 of e s atst 30* as 4 8000 M is atbestaey t Ul m lh 1 0 % 4a*4 ped4 th 10#. tr b4 l n is Iaise l-lAsted 4 1 044 anwa st ~00* ~ s scn 4 by ssA a0 e a tothI aUt anedte eettt ttey " atnat Lat 5 Ota ta s tae tbo to Ule ati eai tWt a tS0"L U watae tWW# ImVr tinOMs~ zllate 1e amvfte l sCVW A0A~ rft~bytfP4 ~ lPer 0" Ot 0*nS MA "tablishiV is t *11I4 waPItS IA A1 more rmodels. W t mats but ,0O 1at it 10 p tsMto -W 0 pnttoMeiY Apparently when winds are light, dispersion factors other than wind shear and differences in fall velocities become,;- important nf le04e A 3 bor Mst bn* ta C~M attat tstfytin ~J the nar *Itu v1. 9sdt" SI ra t t all1-4 fttov av 4 o*wrtf h as tba n of tin 2 =4 4 hotrs dso* wr rto Otbt*Xt4SV*W'ktO tW 031* bout e1.4*l wit loiw4hi n tn 4*avtv ttd #f tinttl p Wag tbn plotted wit tt*KI fs ThbM S. A peb .0d vWt .t'4 %a the Wbe m&Aby*aco whib t ts San~~zW$Of 4t watt it n at pM04Ltt rr inte 47i;sto wtma tO.r Eti tat la* to w mist~~~~~4a4 is a VON,vc as Ofl**to *W miAg~oledby OslW-.b ittb Is lbt Ntemtk * ANCn -4 tas 47, 444vd ~ tnlabosw* P2 0*ftft'A.OV da. *criu Uma vn e xnald4 tntthe pntt-Oa ~strfit ws~n Isi vial*x .av fd24 ptU4s#*5R.ti inn TAUtmn w,4filuntop~l nfl *W, a 3 MWc (flg. 32 ).* t t -gfi9 l"My* ta 0- padS ~4 pI psnflt COt tt440n -** flSsW weO ad tiw prffl~e 9Mathi v*w tn t of the t$W- Oees je tttn t Sh tegt,*t umUat n*iteas wo" tdezM 4 ;OL iO of the - at ~ 00 flt *vot the mse Ot t*4e50 Ia t , ~ ~ p tf* at at~yin n Itftwtdtal ~ the.tst n ~~e7 b? Clare Te lnteutore at the othcr cnnonM tans0fttof u~t~pIfmg tbagppif onalM riAet na- a**a O tes sea%-* fato aW tf yteMM aaI*' of the %0W ta nla) ad thee ecft4 the niUt. by thea *t4ae4 rtloa, Si.hf-tnow Q w~ t*er at -the c pi" sM tts *j)~,wThe, pwead wase ttwtt4 by fmetwvd sw0 tbn tofta umber Aot te zx Ole~ total mm~di titl**qm reutts ad theme at thesave voelys ts vu 1* Ow 1lEZO3 ft Iqpr Ith by tb of the new Assgofai" t 'Itsatttt that 044 would bAa owaiI. tb cf ind ovI AIL4# (WM Vtu to* tK wsatodt lu IOU t~atwo,-tm-d A VW UsMUM1ft So %w. wa h va*tow~, 1* 0 eei 4 od tte Ieb. t h the OSAI to *US ha $tM* ow faetor of topo tm." to i lt obftt u t Wo h4toa$ww4tta aml powa t0 ls AOWlbe UaU touI"1 IWA tulaJ ~anr oaftboovot041411 ofttIttl*IeW 00. r ~ ~~iu ~:js~ fek tate AO "lo zmp 4 oo ho amtma mJes $i ~~d~Bi u~~sl~Osun~3 aote tapn to othar tta SO 14Lt d t tbtam obtatal to Ui seann woteen t atbesto a * s4a SA * ont*a-*"- $.a tu eht sah at "ame sp"M P~ges 36asdthe ot the to fte -13illoats Metesmv agaeae, pages 041fta On td, to a'I".a hesta t eos. a0 - 32 - fttan s WA sig% W4 4 one (Si A 4?Ihs trtl tOa "9ftfr ban) wee #tt feet the 4nta se sper tate at data* so" a"si aup 41 o Cst II as 1 IVeonse tt Wpowuta 10 tottw.4 andta W" to "0"0@ too* W" 13 Oboo tie Vea" INA tor 44* oSetbt upper n st asses, rxa 0 w%ws o* aPo es tLtbihangOeM sma a ft aa U-*s batmoft ts bate V, mre wa4 * is, awaz~sto~ to 4t zton tQma flight t tusaw 00 4 was eahIg tin nets f*r at tpac. o eane ee aft by tanrt" mtaM* fEttn ti amsom Aft slbas Lnnm as btso %t as La 0ut usat aa a tt by S te to e3 VsIMg 3a3 .4*ift bW0 W Ioe *0c wappear downtd%zXg estbr atmu-t' ant wig w 4.h *4e ti ******* of'"ant. a a "04t* fut- th Pae4thet toe am ~id$Ma8~te~asaas satal aS ' XteP ~ants VS&O Aft aha004we~ tea asshe atomI~4vasta .bo 40" abs ".aS hos-0a vilutsese ts tS 0 aSln*bey 4M apr sh wants 40 a age -has toloi AsJli~n e atluit At t by a copso swtlcne t Ib t-ale -" sohel M'04, at tendag ese an mte bettwlt ban.r~4 " ae * te nal d$trt~ttor to Kv ma I w ftado lo rsatoctlvitv "awwo Conf; b 40*0**1 Lowo, aw fB~ ~~r varlow, W&I wwi 0"01 4W-1. dows Uaft "loated to of tw a pmdieim ft44 tudat4cistibutaw $44snet IM ~cl ecta *0 t ow ft".%w bos~~r~eis fr flado by sealia tint u$.) dtatrtbuttos we =0* * amsl ctua a* I, b tv tovabK * xft up to S htw*attn *tor o '10 'a butto adlltht y loogo - ft r Pot sw ,we oow* t Vke wo r t oa~m tw box**# m.-.40#1sAWtrt s o$ns ett at tbcsak th4 uo t ati '9144 tolcntog onlntWoeu eM be sunM for l0 flSon ts (1) %A (2) fiot. v*0 tin w0*ls, "60 wr he "tt bUA tsn 3M0CR h4d a nOO1tW a ftft M Va t"a 03) 41 tea 4o4 r~eda dj~r4#sa 44 Seoouto effect* of "atonm **jbtW n to goo 4 (4) Vatutins. of ws4I A401% sbatUwto bvsfat VwrLA4S toLao am Ip ll t we id#*spnaMW t o the ccsatuo as &Utetao UAW wnd 0tAt Vt oft ti beio ao *0 tt the4 Unsr as Vwiftft O Oi--otkwa oft vwn~l~tb~~ griicf rc~iSa tr~~osi Pa£Aaton other thef 4W1 tnA absw Iwo. a1 Jwr*I Mt 416.06-i ivia to WuXkvu t . . oXO"WOWS A, UOU I** U r tos ;r * it Va* com$ that tb* fltc$t O.A. i t Ut.41 ~t 9~ou asumtbo. bwW-4 4 as wall Aw OW to ve it appe*~ that th ta tsk ~wi twis *ntoaaums. 44 W-4-14, I-Wr~ftq% those ,w ft thil. thi I Wt dietitum a" :czo ZQOOQ ft a4do* littl "M* t i~ae gliliven the p ettim" 4etw~i etot" *~eta tolAkWW16~r81 ad the4 IpOULV %Owo 'Soma -Ai~innonVtoa a ft S #ter~~ am bo t~~ar~r~~ Ow 4mraa ooftdtoattt tvfllendoatt abcmt v the two stew bW IWtOnt. 2009W ft. btterplattm be~w 1~~~c~ * in the vta below t~th dot *hm Is tbewdipoO twne4 tstsu to mlm*fl*0 Snn obfo vIad pvrotUaa nnwlnd ft the W>40,10 4a~tba an o.ew af 34lo 44d,104UU G~d~dCilow iAlozmtJt md tba ho"tlat asthea i~iXl~jJ~~~ t %pon te Ltal4i ef~~~i -KCZZI Mushroom Diameter 7- Mlxshroom Thickness I V_ lStem Diameter Figure 1. Geometry of initial cloud. Grid Square Wafer Size Figure 2. Actual and assumed shape of 1 Mr wafers. - 35 - hei t (10 ft) 56 40 36 32 28 24 20 181 Figure 3. I I I I r I Ir L Mean wind speed vs height above 500 ab (Reference)(5)) - 36 - 111 2 hours 3 - 4 hours 2 16 hours . 10 20 30 miles S0 20 30 miles Figure 4. 'iypical curves of distribution of radioactivity Figure 5, Normalized curves of radioactivity vs distanct vs distance in a 5000 ft layer for a 10 Kr detonation. for a given layer. Ordinates are % radioactivity in a 5x5 mile square, percent radioactivity Figure 6. Typical curves for the distribution of radioactivity in the 15-20l03d ft layer for a 10 KT detonation. - 38 - height (10 ft) 20- 10- speed s 0 I 20 Figure 7. Linearly continuous and stepwise continuous wind distributions. I 40 (knota) 0 20 40 percent radioactivity 1.0 Stepwise continuous 0.5 - 0Linearly 0 I I I I 20 40 60 80 Distribution of radioactivity vs distance in the Figure 8. layer for stepwise and linearly continuous wind fields. - 39 - _ ft percent, radio- 50 100 150 miles Surface distribution of %radioactivity vs downwind distance Fiure 9. for 10 KT detonatLons for model wind f£elds 1-4. Units are percent of total radioactivity in 5x5 mile square*. I 050 100 I I 150 200 m 3 2 S10150 PLgure 9. (continued) 200 -41- Rles , -, t* AN 100,1b1 0 At0 gi1a mo it W U at ti $ . sah, ant is 1*11W Awwl Sol aa k $"IA P"i a to.w Aft PSO14 It ato tbn tw 10b It* ZM.ta 00 06-t - 42 - *, 4 to Ca Surface ft 05x10 .. 5-I10 3 ft 10-15x10 3 ft 0-1O 50 o S. , 15-20X103 ft 0 Figa r 10. 2 houar contours, model 5. .- 43 - 10 d I Surface 5-10x10 3 ft 10-15x.10 3 ft 140 15-20x10 3 ft Figure 11. 4 hour contours, model 5. 44 - 0 /o 2o Surface O-5xlO3 ft 5-1xlO3 ft lIO 5-llo3 ft 0 35 210 10-15xl0 ft . 2\0 15-2 Ox10 3 ft Figure12 Figure 12. 6hourcontoursmodel 6 hour contours, model 5. s 45 - 0 /0 30 Surface 0-5x10 3 ft 5-10x10 3 10-15x10 ft 3 ft 15-20x10 3 ftt I 0 Figure 13, 2 hour contours, model 6. - 46 - e I /0 I .2 20 Surface 0-5x10 3 ft 5-10X10 3 ft 105 10-1510 3 ft 15-20x10 3 ft Figure 14. 4 hour contours, nodel 6. - 47 - L 0 4 10 W .1. IIYII _i.li--~-^i~DY- i^ iiii----il-_i~--liliY1~L _~* CI~~_Cll~a~i__l _i (1I1 Surface 0-5xlo3 ft 5-1xlO3 ft O-15xlO3 ft o& /o 290 Figure 15. 6 hour contours, model 6. - 48 - 20 -L ~L L II~--I~;ii;j___llll____l i__~__~ X Surface 0 ~zz0 0-5x10 3 ft 5-10x10 3 ft (0 10-15x10 3 ft 752 ontour hour odel 7 15-20x10 3 ft Figure 16. 2 hour contours, model 7. I 0 go 49 - i /O I0 20 Surface 0-5x10 3 ft 90 5-I10x1 3 ft 10-15x10 3 ft Sto 15 15-20x10 3 ft Figure 17. 4 hour contours, model 7. 0 - 50 - /0 20 Surface Oo 190 10-15x103 ft O 235 15-2.x210 3 ft 295 I 0 10 20 -- Surface 0-5x10 3 ft .qI5 0 10 5-10Orx10 3 ft 65 10-15x10 3 ft 0 70 15-20X10 3 Figure 19. ft 2 hour contours, model 8. - 52 - I C a_ a 10 a ID surface 0-5x10 3 ft 5-1010 3 ft 10-15x10 3 ft 15-.200 3 ft0 190 Figure 20. , 4 hour contours, model 8. - 53 - 0 /o Z Surface O-SxlO3 ft 5-1xlO ft 210 lO-15xL03 ft i ft 1.-2x10 0/ oo 5 .Sc J L, I /0 2* hei ht (10 ft) Figure 22. Mean upper wind profile for 50 knot 500 mb wind and one standard deviation to each side. - 55 - 6 1 MT 2 0 4 1 MTMAX 0P MTMI 50 1 100 150 200 250 300 350 miles Figure 23. Surface distributions of radioactivity vs distance for one megaton detonations for mean wind field (1MT), and mean wind field ± 1 standard deviation (IMTMAX and IMTMIN). Units are 0.1% of total radioactivity. eoq - LS w a eu*s@@g wen as quaagem *ws gea pt *0eyepg Oa; 4 "1 "MOMa "0 *ntl" 5011moo s Wf I ~'~I-- 10.0 25,0 30 - 40 20.0 I 5.0 I 0,0 5,0 0 20 15.0 50 - 60 I / 5,0 /. 0 Figure 24. * 20 1 M2T. - 58 - *lpYI__ ~XI~D-UI-C~Lrrl-I-L--L-L-*I*~U-I ;irr;Y - ~ls~q~~*~ilP ~ri-~l~iLi~i-~l-Y~1I_____~_ 15 .._1~1-.-~ii. 20-30 I 20 40 30-40 20 15 10 - 51 0. 20 Figure 25. 40 1 MMAX. - 59 - 15- 10- 5- 0 20 50-60 20 15 10 5/ 0/ 20 Figure 25, (cont iied) - 60 - 10 I ,/,\ 0 ,\ 20 40 20-30 20 15 10 5 7 20 Figure 26. 40 1 EMIN. - 61 - 40-50 25- I I 20 \ 15 i \ / 20 Figure 26, , 60 40 (continued) - 62 - \ 80 miles 15 I / 10 20 Figure 26. (continued) percent radioactivity 10 Figure 27. 5 0 5 10 miles Cross-wind distributLon of radioactivity from 1 MI detonations. - 63 - io as aS ame saeaa trses a s*tfto, atas t 0io 4Aname la atteSlg t~ as - - ae er~aes ias seektr am t~a UEsS .1116 40.04 jam& 0-5x10 3 ft 5-10x10 3 ft //o 10-15x10 3 ft i m - - 15-20x10 3 ft Figure 28. Distributions for trial #1 estimated from the entire wind field. - 65 - Surface 0-5X10 3 ft 85 f 5-10x10 3. ft 10-15X10 3 ft 150(o 15.20103 ft 175 Figure 29. I 0 I 10 I I 20 Machine results for trial #1. - 66 - VP, I. Surface 0-5x10 3 ft 29 5. 1xl 3 ft 33 40Z3X 10-15x10 3 ft 4ZOI ) r I I 10 20 D 15-20x10 3 ft Figure 30. Distributions for trial #2 estimated from the entire wiad field. - 67 - Surface I 0-5x10 3 ft 5-10100 3 0 I 10 I I 20 15-20x103 ft I0 ft I 10 10-15x10 3 ft 104h~ aS ,4-20 Figure 31. Machine results for trial #2. - 68 - ~l~rr-r_~-_r;r-.-,_ly~L~ ----- Surface 0-5x10 3 ft 10~J 5-10X10 3 ft 9o 10-15x10 3 ft I 0 I I a 10 20 15-20x10 3 ft 135 Figure 32, of 2 and our distribut Average of 2 and 4 hour distributios - 69 - for model P7. Surface 0-5xl0 3 ft 5-2.0x10 3 f t 1O-15xl03 ft 15-20xl03 ft I 0 I 10 20 Surface 0-5x103 ft 90 5-i1010 3 ft 10-15x10 3 ft J5 I1F1 0 1&.5 010 15-20x10 3 ft Figure 34. Machine results for trial #3. - 71 - /0 2 20 Surface O-5x103 fft 5-loxlo3 f t 0. 10-2.5x103 ±ft 0 n 15-20x10 3 fft pA 23J P 20 Surface 0-5x10 3 ft 5-10r10 3 ft 9D 10-1510 3 I 0 38 a Ir /0 I 201 15-20x10 3 f Figure 36. Distributions for trial #4 estimated from the models. - 73 - Surface 0-5x10 3 ft 30' SO 4130 10-15x10 3 ft I 0 15-20o10 3 ft Figure 37. Machine results for trial #4*. - 74 - IO 10 ZoI Z20 hei ht (10 ft) 20 Figure 38, 40 60 80 100 mph Profiles of model and trial wind speeds vs height for 1 MT case. - 75 - 5 0 15 10 5 0 15 10 5 0 Figure 39. Machine results for 1 TMtrial case with comparison of distribution estimated from models in 20-30x10 3 ft and 50-60x10 3 ft layers. Dashed curves represent estimates from the models. - 76 - Figure 39 (continmd) -. 77 .- (of-1 it1,- 40-50 surface 0-10 CC~~L ~\ 10-20 N AID 50-60 20-30 - !- / ! - 60-13 30..40 4e - I I ! I I I _ 160 miles 0 Figure 40. p I 80 I I 160 miles Positions of contours in various layers as estimated freo the model (solid lines) and computed by machine (dotted Ordinates are units of 10 miles. lines) for 1 Mr trial. .- 78 - TABLI 1. Man fall velocIties 14 (ft/see) This table reprasents the mean Fall velocities (in 20,000 foot layers) of the radioactive particles. W represents the fall velocities above 40,000 feet. W 20 represents the thousand feet. W all velocities between tweaty and forty represents the fall velocities between 0 and twenty thousand feet. Of S% Dianeters 20 Wotal T W- 1' "IT Total 10 .13 .11 .10 1.0 43 1,91 1.68 1.54 11 .16 .14 .12 1.1 44 1.98 1.74 1.59 1.0 12 .19 .17 .15 1.2 45 2.05 1.80 1.64 1.0 13 14 IS 16 17 18 19 .22 .26 .30 .3 .38 .43 .48 .23 .27 .31 .35 .39 .44 .20 18 .21 .25 .29 ,33 .37 .42 1.3 1.3 1.4 "49 46 47 48 50 51 52 2.13 2.21 2.29 2.37 2.45 253 2.61 1.86 1.92 1.98 2.04 2.10 2.17 2.24 1.69 1,74 1.79 1.84 1.89 1.95 2,01 1.0 0.9 " " 0.9 0.8 20 .53 .49 .47 2.69 2.31 2.07 .50 .63 .68 .73 .78 .83 .88 .93 .98 .53 .57 .61 1 .65 .70 .75 .80 .85 .90 .51 .55 59 .63 .67 .71 .75 .79 .84 1.5 " 53 21 22 23 24 25 26 27 28 29 1 55 56 57 58 59 60 61 62 2.77 2.85 2 3.03 3.12 3.21 3.30 3.4 3.5 2.38 2.45 2.52 294 2.9 2.65 2.73 2.80 2.88 2.96 2.13 2.19 2.25 2.31 2.37 2.43 2.49 2.55 2.61 0.8 0.7 30 1.03 .95 .89 " 63 3.6 3.04 2.67 0.6 31 32 33 34 35 36 37 38 39 40 41 42 1.09 1.15 1.21 !.28 1.35 1.42 1.49 1.56 1.63 1.70 1.77 1,84 1.00 1.05 1.10 1.15 1.20 1.26 1.32 1.38 1.44 1.50 1.56 1.62 .94 .99 1.04 1.09 1.14 1.19 1.24 1.29 1.34 1.39 1.44 1.49 ' 64 65 66 67 69 7 73 75 77 79 81 83 3.7 3.8 3.9 4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 5.6 3.12 3,20 3.29 3.39 3.52 3.66 3.8 3.9 4.O 4.1 4.3 4.5 2.73 2.79 2.85 2.91 3.02 3.14 3.26 3.38 3.5 3,6 3.7 3.8 0.5 " 0.5 0.8 1.0 1.0 1.0 0.9 0.9 0.8 0.7 0.7 " 1. " " 1.5 1.4 " 1.4 1.3 1.3 1.2 1.2 1.2 1.1 1.1 - 79 - 1,i " 0.7 0.6 " " " TABLE 1. t/ (continued) 40 85 5,8 87 6.0 90 93 96 6.3 99 7.2 7.5 7.8 102 105 108 112 116 120 124 128 132 136 140 144 149 154 159 164 169 114 179 184 190 196 203 211 220 229 6.6 6.9 8.2 8.6 9.0 9,14 9.8 10,3 10.8 11.3 11.8 12.3 12.9 13.5 14.1 14.8 15.5 16.2 16.9 17.6 18.4 19.3 20.2 21.2 22.2 23,3 239 24.4 249 255 20 4.7 4.9 5.1 5.3 5.5 5.7 5.9 6.1 6.3 6.6 6.96 7.2 7.5 7.8 8.1 8.4 8.8 9.2 9.6 10.0 10.4 10.8 11.2 11.6 12.0 12.5 13.0 13.5 14.0 14.6 15.2 15.8 16.5 17.2 % of '0 1. 3.9 4.0 0.6 4.2 0.9 4.4 4.6 4.8 5.0 5.2 5.4 5.6 0.8 0.8 0.7 0.7 0.6 0.5 0.8 0.7 5.8 0.7 6.0 0.6 6.2 6.4 0,5 0.5 6.7 0.4 t1 7.0 7.3 It 7.6 7.9 8,2 8.5 0.43 8.8 0.3 n 9.1 9,4 9.7 0.3 10.1 10.5 10.9 11.4 11.9 12.4 13.0 13.6 14.2 0.2 I, t 260 271 283 W2 0 26.8 17.9 14.8 28.1 18.7 19.5 414 29.5 31.0 32.5 34.1 35.8 37.6 39.5 41.4 43.4 45.5 15.4 16.0 16.6 432 47.7 451 50.0 29.6 30.8 472 495 520 550 52.4 32.0 54.9 57.6 33.3 60.5 36.0 585 63.6s 66.9 70.4 74.1 78.0 82.1 86.4 90.9 95.4 100.0 105. 110. 116. 122. 128. 295 308 321 335 349 3(4 380 397 620 660 700 7,50 800 850 900 950 1000 1060 1130 1210 1310 0.2 0.1 1440 W0 1440 - 80 - 20,3 21.2 22.1 23.0 24.0 25.0 26.1 27.2 28.4 34.6 17.3 18.0 15.7 19.4 20.2 21.0 21.6 22.6 23.5 24.4 25.3 26.2 27.2 28.2 37.6 29.3 39.3 30.5 31.7 41.1 143.0 45.0 32.9 51.3 53.6 34.1 35.3 36.6 38.9 39.2 55.9 58.2 41.8 47.0 49.1 60,6 63.0 43.2 66.0 70.0 46.3 44. 7 48.0 S of Total 0.2 ,) 0.1 ft 1i It I' .02 TA" 2* tu' X14dozo t dfde Sstrbutia etatiLtiom dowty vt* 1*0 2340 $4 54~ ~x~~~991" s 1.4~ 25.3 $S0 503 5.5l~ 2250 104 24$9 $1,'i~ 5,7~j 14$so 14?Oig 1*0 40Y 10$ 5.,~l t,, 139 'sr 2*4~, 141~ '9J~ 18~~j 'Iii~ 14%C5, 'ar .- 81 a ItAm4 3,0 14 n ttyr 0strlbtti otattstic$ It lt S, 3 4.1 14$0 1 144 49CO #7i 4$gf Ue 4.,~1F 109 400 4190 3*4 - 82 m 1-LA. 4, 10 Ir u-A (1 ,ktYdbuttou giiaMld~%;~~ ~l~iK~i~ 711,11W i~) 61totrltllltlm. (2 ind (ua~i"t) O 41 4e 1 3s 90.42 490 24 20, 7eSJ it 12 5"4 4 4 4 3-4 2 *74 0 2ft 01"I 246 tate o (103 20453 VW$a dtnUntin (4) n (3) Us dtnrtstri t) 4irettnm 63 3 4 63 S .4 s 30 a 21 146 84 314 14~iie '54~E 7u6 l4 2 7 2 It 2n * 4a-s 2 3-4"""""" *0 090 1*a~i #139~ 270~Z 9.%Di 24~i~ sw *95 12 *4 a 83 - TABLE 4, (continued) Awis diottbta 1*VI (3) altit (t1O3at) faratt 43 10-so O1204 1940 aso $-3 20 2$ 13 -0% I04 1.44 14 '44? ai.C4 awS ft V2 27 $1 4'S Zn 284 210 24 20 1~i8 2S 23 1t0 22 300 330 jasa bi 340 30S $21 MS jb 10 1$ Is sEe jt 30 9 346 I's , 1645 At ~i 22 st .~ 23 0-9 3-4 3*4 2W3 14 04 304 30 37) 340 Y35 38" asB)4 (8) *POW (ab) dtantta 63 270 sa f2 ft 59~ 32 370 7$ 8 - o '3 24 S 32 22 13 63 20 ~Sa 26 ~ 29 23 ILI ~ st 7.4 .4 29 M vAd Aatwtrt tM 18-20 144$ 12.44 'Oar', 2i 34 30 S LMV4 (W* tat) '7$ 2* 27S 300 230 209 t$ 305 204 S84 . is 24 2t 1%J 1$ ~fC 270 * 290 V4 aat 2p 303 SQS 115 300 303 a2 TAl S oturtis *1OU~Cow 10 l dsttUM ldtsvtt* *0 vaus $IVe ca in towsl n4nc~wt 4ef*4 1*~ the 11.016 00' 20425 M.R1 1502 154-- 0 4365 6 3 2 0 1uWr 20 31.6 70 20.3 1001s, lo5 9 601..1.P 9.4 1143 14.6 11 W3 'ES~ 04 rw vreduos gtbvm AnC ~M 2 $79 214sl SO.il"O 30-40 Et I. MW Wwtica dstwiktta In tin a t10)* 4. (00 6045 504f 4*. )A 23A.4 7.4 85 go$ 7.7 a., IA of totw vadiosutivity La in ys&%wu VMS* '4 6 *12 Sol 17.2 1543 3$* 2.7.2 #4t 13.1i~ 00s4. 040 Im l* Im 142 20 3s* 54 14' 19.4 240 $41 $00 'IS ,6.2 40 *2 $67 '45~~j 4 PS~f 4*0 5., 4A 3A1 742 a4 4 #4*2 U2.*20 16 ISg tawr 3S*9 200.2 - 85 m #.0 s Ots 6"o. %00 P*".64f *""aomat" n 6 4Onidat to, 4t$ftt**LQ 24ot (1two ft) 5410 15-20 094 (1) ab (2) aIt (3) b *01038 304 35#0 tso 16#5 $54i~i~ C 3*4 41111 4.4140 18.0~~ () *430 .40 7 000 504 *90~~00 314F 25.0 SOO0 00 as0s 25.4 31So 34 4 P 010 4 40 1 #0.0 ,*055 *5.0i 14 Woo"O 6t -.0*2% 1U0 ate~ 33. * 5sk.0 43.0:t t fl44S025 *0* 140 )0 4.0 C (8r) 41 .010 a f I **OW a 6Er i0 * Win valuses for 7 in the expression y 0.1% of the total radioactivity. - 86 - wo *.lns 40 340 *51 -. 00 *0.0fle~ 85.4ii 9ians saus 8*410$ '.400 *0.031h 90.0r~ z 4 b will be in units of UU L*e $4, pzr p v w (io3 ft) 70 dtstwtfntn (t~ft wtf Vi f (5)) spe.-md 12 a, 20 es 350 n. It 2? 4 4r4 23 40 50Q Uj'ij *0dS ,26. 93 3%ib~ 26 22 30i a 87 s I I t: as a SR ES I 2P •_, .. a t as U s a s >* ** cc TAUS 10* toe W tsSOW 10 270 ft ft 220 214 xt ft 220 to ft ct 18#000 ft -ft flt 10 10,00 9,000~i~ S,000 ft~ ft ft~a ftl~L1 400~"l too 200 200 to 10 12 200 14 Sit 3#0 20 mZiQ ftrs S9~9 ati 20 a~F s 89 - f RI 8 IfI I8 as I a wa afa c ft t Un nma0 BA , n85 88 88R i (R AS E St ea R SRas atta * ~a 4.t Uiu4fU U$~ 9tE i~~ flu ga 8 CC a,8 4 J cw*i a9 0uac ~a C ;Ju 4 44g S- aa uusa na CCL *8 r Ugfl%41t i~~ I id3 tn t 70 at 20 6$ 240 32 60 260 45 260 Ss SQ 260 62 48 360 75 02 30 272 8% 2$ 270 ES 20 270 -3 o 92 - RIOLIOGRAM (2) Fmti Lrt OC Pd'lo** tftet" 6V 1"* 3,12004 Vbdittaft~an Jo In.kki (S)'awSo Saw aatbovIblool WW4 190's 'WP (6)ttvgd*AW 20*W 000ar 4 0,146 - 93 -