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ISSN O441・2516
NIRS-RSD-90
RADIOACTIVITY SURVEY DATA
in Japan
Part 1
=EnvironmentalMaterials=
NUMBER90
July 1990
NationalInstitute of RadiologicalSciences Chiba,Japan
Radioactivity Survey Data
inJapan
Number 90
July1990partl=EnvironmentalMaterials=
C(mtentS
【nviron㈹ntaしand Dietary Mat¢riaしぅ
りapan ChemicaしAnaLysi$C即ter)
P
1 2 ’〕▼-▲† 亡J ノ○
ねしLection a雨pretreat腔【t O†sa岬しes l’ヽJ ■lJ ▲-ム.【J▼ 亡⊃
汁epa「ati馴Of sa伸しes for anaLyきiき
鎚parationof Strontiu爪-90and Ce5iuM-1さ7‥‥‥‥‥‥‥…‥‥‥‥…‥…‥‥‥‥‥…
鵬t針山natl卯0†StabLeStrontiⅧ,ねしc雪肌and Potas5i膿…‥‥‥…‥…‥…‥‥.……
伽unt佃‥‥‥……‥………‥……………‥………‥…‥‥‥‥‥‥‥‥‥‥‥‥ RモSuLts……,..…………………………‖……‖……‥‖….‥……………. (1卜1Stro〔t‡u爪一卯andCモきiu肝-157inRai【and DryFaししout…………1…‥‥…‥….…
(forぬ瞼St竜c progra巾)
-2Stronti∬「90a雨Cesium-157inRainand Dry FaLし肌t…………………………‥10 (for U腫PrOgra何)
(2) St「0〔ti皿一卯ard Ces血肝157i〔Airbrnモ如5t…………………………………12 (5) Stronti】爪一90a鵬Ce5i】銅一157うn S¢rVice U8ter…………………………………15
(ヰ) Stro〔tうu計90and鎚SうⅧ一157うn Frl!仙ater……………………………………17 (5) St「onti州-98a雨Cesi】椚-157i【Soiし…………………………………………18 (d)Strmtl脚一閃a鵬飴siⅧ-157うnSea Sdう附nt5…………………………………21
7.伽ntlntSO†Figure(Seし餌ted L∝〉atio【S)
Editted by NationalInstitute of Radio10gicalSciences,under the supervision Of Science and Technology Agency ofJ&PaneSe Government.
th¢e††餌t Of terrlStriaしfr8Shリater fr珊riv餅S VaS
ex昨Cted to bモn句Ligibしy§附しし.A印都南し¢訓Si由ra-
tionva!aLsoghen toveath訂COndうtioni.The sa叩- し座 va§Carried o】t Vh●【th餅e VaSⅦrai【faししfα
the La$t fevdays.Toprevent conta雨nation,Vater §a即しe§ 00「lCOしし∝ted at tk b削Of a§a押し輌=朋t
ju!t b●†∬せS厄きt∝d§==byき¢00p両飢「ねcevat即
旧佃a押しyethyしe㈹b購klt. 工蘭diatoしya再er th8
COLし餌t血,tk朗即し朗㈹re餌うdifid toa p目しMr th卸さby addi叩 CO眠Intratdけdr∝皿oric需idinさ ratjo o†1■‘tolゼ0†sla Vat打,a鵬tk【§t訂din 20月叩ty¢thyLl冊e00tai㈹rき.Thl的即しi叩印u緬檜nt§
as00ししaき e帥tai㈹rS 00re th訂叩hLy rin§d vHh d皿tlhyd「∝止し0ric よid a鵬 tkn vith di§t山手d Vさter b8†∬e u舘. T㈹hunかd樗爪=しit餅§○†sla
冊t●r冊§aし郊¢○しL餌tld at thl珊9tati馴!f訂thl
d●tlr■inati馴0†ch血血恒.
(る)Soさ§由i齢【t§
Sldi闇nt)a§ eOLLICtdi【t如き耕ar朗a§that for th●!朗Vatlr御しモ,tak佃thモfoしし制i咽Crite一
「竜a竜nto誠C仙nt:
a.Th=如tho†冊t打eXClldsl椚atし仇=甘地.
b.恥きign椚e那t粥献血帥taし附VO鞘ntう5由宇OrV-
edi【tkv柚【ityof c訓(即【.
C.仙,紺J椚=1㈹翰鵬訂e Prl†●「さbL●.
Ac訓㈹【一書肌aし‡dl靡nt矧帆冊増血v沌el耶=踏出fⅣ
COLしICt佃th●t叩†糾C拙tt彬tl帽Of机rf紙l§di附一
【t.如PrOXう舶t8しylkg of th●8岬しItn構t腑励=那
珂l由蘭a St即しISSきt00しdほhポtせr rl町Vd o†th●
Pebbしl§■§岨し§ き雨 othor foroign 船tlriaL9,a鵬
drうdlnadryin90㈹n r関山さtd atlO5℃.
(7)ねtaL dilt
A旬しし mday Ⅳdinary diet座し雨滴 th「桝, 附aLs,Vat餅,tea一雨othlrin-由一㈹【きnおk§†∬fivo
Per§On§Va!COししecteda9a SanPLe of’totaしdiet■.
T鵬§a岬しモi【a La「gl,tainしISき5tl●し囲n〉aS甜「b研一
弓zd carefulけby di代Ct a押Lうcati肌 0†9aき干し朋檜,
ard va§tranSfered toa porceしaindi!h ard thena$hed
at措0℃in an oし餌tric仙†机e furna¢0.
(8)Ricモ
ねし冊戚「抽=榔=血し餌tdi【Pr血腫摘diきt「卜
Ctきat thモbrvモ9t a〔din ∞n‡Ⅶ両arl舶 ∨鵬〔n糾
Cr耶㈹r¢first put o〔SaLl.ThモSa即しevaきCa「bo〔卜
Zd a鵬ashdin a叩rClしaindうsh.
E肘iror伽ntaL a鵬Dietary触Iriaし5-
りapa【ChemicaL A〔aしys毒s Ce〔ter)
1.伽しL餌tiona雨prモモreat肘nt Of§袖Pしe3
‖)Rai【a雨 dry faLし飢t
飴i〔and d「yf山肌t V祁 COuO¢tld附nthしyona S叩L座tray,aPPrOXi鮎teLy5000用2うnar隠州chvas fiLしdl両h 購t針toad印th ofl¢mat th一拍inni咽 0†ev餅y附th.
Str間ti∬ a〔d clきう脚¢arrior soLutj耶き ㈹rl如dd
aft¢「tho sa即しモⅥ柑f汗t訂d.†憮trayvas冊き旭両th
5A o†di9tmed vater and theva9hin9Va9C鵬ird to th●fiLtrさt¢.
Th=御Le 冊5 Paきさd thr肌9h a¢ati併¢XCb咽l (0しu肘1(500■‘of加X5伽畑,50・-108舵§h,Ha fo川)
atさ「atlfL射Of即l虚血血.
(2)Airborn● du§t
Ai「如nldu$t 咽き ゆししICtd by a〔lしl(trO!tati¢
Pr∝ipitator or a引しter a行 き御し打 fⅣlV打y thrl●
帖nthきat aratlO†灯台than5000mき陣「附th. T鵬 8御しi叩∨さ5donモ1tol.5幣t椚a如vlthモ9rOUnd.
(5)SlrV弓(¢VatOr a雨†「モSh明t¢r
ServicevaterIlO8 A each,VaS COueCted at the intakeof thcvater-treathent PLant andat the tapafter Vさt訂VaS Le†t runn摘†訂f竜vIMhutlS.Strontil∬and C●Si膿(arrier§㈹re鵬dod to tho f圧tlrd凋tlr§御しモ.
The9Ub$eqUent PrOCeS!VaS the§袖Ia!that de$Cribedin th●き∝ti訓(1).軌如偶抽=朋trlatdln th●潮Vay aきt如き打Vうeo vatlr.
化)Soiし
SoiL vさS COLl餌td†「珊thモし∝atう耶うn th●5Pa¢io-
u§ard fしat a「8さVit血t pa§t§ur†粥Idiきturb一代l闇uさd
bydu!tSt訂耶,i〔fL帥a両肌tfし帥dultOP「餌ipitati馴,
OtC‥ 柚り心細=∝ated u【der trモモ§i〔a forl釦Iina
きtmy ar¢a訂竜n§id¢Of rう∨即ba〔k$㈹rlaⅧidd.Soiし
Va§takon fr珊t㈹Layモ「§Of different depth§,0一知=血
5-20用.Tho soiししu叩!㈹rl¢ruきhd by ha鵬さa雨drうd
inad「yi叩0〉ln「lg〕しatldlO5℃∴ Tho soiし∨さS tho〔
Paき§ed thr叫ha2椚=両ve to ro恥㈹Pしant r00tS a血 搾bbLeき.
(5)Sea〉ater
Sモa Vat餅〉a§COしLモCtd at the fixd5tatims vh即モ
★ S卿L¢g㈹re舞【t tO thモ鎚nter fr訓52c00tra¢td prせfl(turl§.
(1)
(12)Fish,5h書目†ish帥d銅剣別離
a.Sea fish肌=reき仙さter fi5h
Fish vairうnsed 両thvater and bしotted山th a f圧ter p神肌 伽しy th=dibしe pa「t vas u細=n¢aSe
ofしargeriizedfi!h,and the血しepart vasusedうn caきモ0†§附ししer o㈹S. EさCh§御しい購川頼座両州
pLacdina stainし…St㈹しpanor a叩「蝕血n踊れ 扉tlr朋lr血1ized,tkき叩し=aSa§hodinaneし餌t「ic
軋†fしl†ur【aCl.
b.Sheししfiきh
Approxう帽t抽/いね ○ト如拙律hi忙し血ing th●
9鵬しし§咽きCOLし∝tld∬PurC厄§●d. Aft餅「l船V摘
the!heしし$,it va!treatedln the s蘭Vay aithat fαtho s朗fl§h.
C.Sla00dき
【d沌しl§ea㈹dき㈹rOC8日l(tda鵬rin§d vhh vatlr tOrO附Ve細雨 a鵬 ot鵬r adho「i噂舶ttl門On the surface. These uere renoved of excess vater, ㈹ig旭drid a鵬a§kd.
Tabl01§h制Sdltaiしes o†$卿Locouoct沌m
(9)MiLk
RavmiLkva5CO=餌tdin produ(佃districtsand 00■帥抽症前山く Ⅵほ帥m血朋d n¢On§膿ing dist「ict5.
机uこ圧a staintlSS如モL pan ∬a PαCeし紬=栂hvas IV神Oratd to dry㈹き§f01し0㈹d bycarbo【ization 抑d
a§hi叩.
(10)V印tabしl§
Spi柏(h a鵬」祁嗜㈹§●radほh㈹r=山ctdas the
rlPr●さ●ntativl§†Ⅳし●afvlgOtabし一字a鵬for non-5ta「Ch
r00t§,re§昨(tう㈹しy.A†托=W佃90ルthed化しe 印rtOfvl,如bしl即し○伯§drida鵬闇「b併izodina 9tさintl§S§t00しpan訂a舛rCeしai【踊れ
(11)Toa
F号vlhu鵬rd9r欄怜 虎視nu†紙tu帽=椚酬tea柑S 00Lし餌t由,00「ね【izd a鵬a§旭in a§tainLe§き§telし
押n訂aり併闇雨両=仙h.
TabL11 ktaiL50f即しモeOしL餌ti訓
Sampしe Frequencyof sa叩し両 8uantityof s訓岬Le
=Enviro冊給〔taし肘teriaLき=
(りねinさ雨d「y†訳しout
l.For d珊5tic pr関「a所
2.F訂U腫P「Og「am
(2)Air如rne山st
(5)Serviee vatモr and什es仙ate「
1.Service vater(90UrCe Vater)
2.ServicモVat即(tapvater)
さ.Fre5仙ater
(i)So毒し
1.0~5cm
2.5・-20cm
(5)S朗Vat即
ほ)Sea sed-眠ntS
三Dietary nate「iaしs三
(7)Tot合しdうet
(8)Rice
l.Produc両distrうcts
2.伽nsu何滴di$t「icts
帽nthしy
肺nthLy
q】a「t即しy
SeMiyea「しy
S帥iyea「しy
yearしy附きh佃SeaSOn)
yearしy
yearしy
yea「しy
yea「しy
Semiyそa「しy
yearしy(harvest両SeaSO【)
yearしy(har〉eSti〔g SeaSO【)
〉5000mさ/m〔th
lOOゼ
100月
100月
拍k9柏
ヰ・ヰ・ヰ・年 da冊amu【t†0「5perso〔S
e e
C C
ト ト
」u..■u
e e
.h Jn‖
S S
《U O P P
g g
k k
■.ヽノ ⊂、ノ
(9)MiLk
l.Pr虎】Cingdistrict5for quarterしy(February,May,A】guSt and
UHOpr関ram No〉embe「)
2.Producingdistr毒cts for semiyearしy(Februa「ya〔d A〕guSt)
ぬ隙Stic prog「am
(2)
Sampしe Frequency of sampし両 飢ant恒Of sampしe
Semiyearしy(February and Aug〕St)
Semiyearしy(Aprハa〔d Octobe「)
ye∂「しy(har〉eSthg se∂SO【)
yearしy(h∂「〉eSting season)
yearしy(the f汗st har〉eSthg season)
yearしy(†うshhg seaso〔)
yearしy(fishhg season)
yearしy(fうshhg season)
yearしy(†うshing se8SOn)
5月
2一-5kg
5.Consumうng dist「icts
ヰ.Povdered miしk
(10)〉egetabしe5
1.P「oduci〔g dうst「毒cts
2.Consumi噂districts
(11)Tea
(12)Fish,Sheしし†毒sh and sea}eeds
l.Sea fish 2.Fres仙a【er fi5h
5.Sheししfうsh
i.Se錮eeds
g g g
k ■レ〔 0
0
ムT -▲T 【ノ
(manufactured tea)
化)Airね川e duきt,dilt,扇しk,Vモ9etabしIS,fiihand
9鵬Lしfiれs朗㈹モ雨It朗a鵬oth●門
Theiea!hed sa叩Les vere treated vith the§a舵
Pr∝由ur¢aS that d¢紙ribdi【th●§∝ti002一(ヰ).
5.Soparati飢Of str帥tl膿一明a鵬cesi脚・・157
(1)Stronti㈹一郎
S御し=○山ti卯S,PrePardasin thり加那両 5餌ti訓§2一(1)throu如2・(ヰ),㈹re㈹utraしizld vi拍
Sdi澗hydroxid0.A再訂§di脚(a「ね〔atOVa§如dd,
thモPr∝ip雨t00†gtrontiuM さ鵬caしc血膿朋「b肌ateき
vasきeParさtd.Thl§u陣rnata〔t SOしuti併VaS「ltaind
†or cモSi欄-157由t餅雨伯右脚. ThモCarぬ闇tlS㈹「モ
dissoしvdin hydr∝ht訂i亡紙id and str脚tiⅧand ca-
しci膿㈹re Pr餌廟tated asoxaLatl§.Tk p「餌ipitate
vaきdう§SOtVdうn n†tric acid a鵬stronti脚VaS$lPa-
ratld†r珊(aしcium by§此Cl§§ivせf】m佃【it「icポid
SeParat血.Iro〔5CaV叩eVaS船dea†t訂糾仙timo† ferri(iro〔Carrler foしし仇峰d by b8「iu仰Ch「珊抽=即一
aration a†t餅由dうtio〔Of bari脚Carrier to re恥Ve
radiuかitsda噂htor!a鵬しe由.St「0〔ti膿Va§「モCOV-
er由as carbnate,and thせ町eC佃tatモVaS d「id a雨 ㈹ighd todet…i㈹5trO〔t血=呪0Very.Th=trO〔t- iumcarb併ate VaS diきSOし㈹=〔hydr∝皿Ⅳic acid and
け0〔Carrier vas由ded.ThモSOし】tion vasさしし0㈹d to
sta山千or t㈹㈹eks f∝StrOntiu肝90and yttriⅧ-90
toattainせqui=brium.Yttriu肝-90vascop「ecipitated
両th†erric hydroxldeand the precipitatevas fute- red off,VaShed and counted.
(2)鎚slum-157
The supematant separated from the strontiuJn fraction vas acidified vith hydr∝hLoric需id.uhiしモ
st汗「両,CeS血vasads訂bd卯thea間ni澗附しyb-
2.汁eparat血of sa叩Les for a血ysis (1)飴in,§即〉i¢¢Vさtlr and†「¢§仙at¢r
Stro〔tiⅧa雨ce紬膿Ⅵ椚=山td vith hyd「∝諭しor-
ic証id fr珊th8Cat血=相加昭博∝しu附.Th●「モ§idリセ
○†rain sa即し¢ 訓thモ†=ter pa脚 VaS a9hdi【an
eLoctric Muf干しe fur朋忙モ and the ash vas dissoしvldin
hydr∝hし訂1c acは.Thモinき0しubしe part va$†什【ered and
凋Skd. ThlfiLtrate a鵬thモVa5吊咽S㈹re C00binせd to the previouきeし山te a鵬u…d fo「「由加kmicaL a【a-
しysiき.
(2)Soiしand Sea sdi㈹〔t
Dr血=離しvas cru9hモd to s舶Lし¢r OnlS than O.25
間in size by acrusher.ThモSieved sa叩しevas aきhed ina【eし8Ctric軋f†しe furm和書「矧山ted at150℃.Thモ
Sa印しモVa5then hlatd vうth hyd「∝hしoric acほ-St「肌t-
iu爪 a〔d cモSiⅧCarrier soLut与ons a雨thモmう×t】rモVaS heatd.Theう【SOしubLe cmstitu即t VaS fハterd o†f and
V粥鵬d vith vat引㌧
The drled sa叩しe va$CruShed to smauer ones than
O.25wlbyacr】Sh佃隅hinモ.The f】「the「p「epa「atio〔
of the sample uas the same as that described in the SeCtion2-(2).
(5)Rうce
Theashed sampしe vas puしveriz由 ∨州1a POrCeLain
岨rtar and pas5モd throu9h a O.55m5i即モ.The sieved SamPしe to vhich both stronti脚 and cモSiⅧCar「うe「s
Vere addモd,Va∫digそSted両th【itric acid by heathg.
A†ter the sa叩しe〉aS heated agaう〔両th nitrうc acid to
dryness,StrOnti冊and cesium㈹re eXtraCted vはh hyd「-
OChしoric acid and vater.TheinsoLubLe constituent vas f圧tered and vaきhed. Thモ川trate ard vashi叩S Ve「e
C珊b毒nd for subsequent radi∝hemicaL a〔aしysis.
(3)
dopho印ねt一雨dd.
A†t打†=t訂dof†and va§hd 両th hydr∝hLotri¢
滅id tねpr●(ipitatモVaきdiききOLvdin2.知5di膿hydr-
OXide紺Lution. The9OLutionva!adjusted topH8.2 両th hydr∝ホLor竜(訳id a鵬aしL仇曙d toc00し.馳則しta〔t
恥Iybd鮒Ⅷhydroxidl一日¢hき印aratd仇tin thモ50lut卜
帥凋5†iしtlrld offさ雨va§hd vith vater. 帥TAvag 如ぬ=othl川t「ateさ雨va裾n9§.鎚きiⅧand r血両川朋
00rl扇町bd研 一Cati併IXCb叩●¢0い∬ a鵬 ce!i珊 Vaき§印さ「さtdf「珊「ubidうⅦbylLut佃)圧h hydr∝hL訂-
k∝冊.
Th●eL闇teVa=Va阿atd todrynモS§さ鵬vasdiきき-
○し㈹d.Th七5和し】t血=朋1廿抽Ⅶ.ChL訂即しat仙(訳id
塘S鵬dod topr餌ipltatい紳輔鳳 Tkpro¢廟tatlVaき 川tlrd馴tO a tar由p即Ir uき両さd仙ntabしe f江t餅 a鵬伯富旭扇thvat訂a鵬thlnltha㈹L.椚t訂dry佃, t鵬¢h憫i現しyilLd8f¢l§iⅧVaきdot…ind byⅥ再h両 tk町餌廟t如.蝕痛打1訂「如うα忙t州ty拍9闇a別rd fⅣthi9Pr∝ipitさtl.
I.kt餅■i柏tl帥 0†きtさbLモ きtr蘭ti膿,C水引血n a血
叩taS§iⅦ
A構i9hd肌nt Of知肌or舞a細別附雨一服h朗t- d毒na●し∝tri(仙ffLlfurn舶Iat150℃ a鵬tkn
tr¢atd〉圧h hyd「∝血し訂ic acid for oxtraction.A㈹-
igkd aしiquot ofa如d■$抑Lesof totaしdiれV印t- abLes,爪=k,fiれきkMほh∬…㈹dsvasd弓9eSt- d両th hydro机皿ric ac毒d a雨nitri(需id.
Thモモ×traCt ㈹=以k岬 tOanaPPr叩riatevoLu隋 両thdiLuto hydr∝hし∬ic鑑id.Th85劇叩しモき0しuti訓
Vaきanaしyzd f訂Calc弓脚byいtrat柏n vith$ta雨ard 印tさ§§iⅧ搾「肋間a桐【モ!0しuti訓 after §eParati噂
CaしciuJnaSOXaしate.Atodlicab!OrPtionspectroscopy 咽きaPPしうモd vhenapp「opriatl.Stabし¢5trOntiuMand
POtaS$i】巾 00「edモt引Ⅶi【d byat珊jcabsⅣPt血=血
fしa舵印iき§ion即喝Ctr㈱try,「モ§脚ti㈹しy.
5.C肌nt雨 Aft訂 thせradi∝homieaL㈹Parat血=hl恥unt由
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(4)
6. Re8ult8
(1)-1 StrontitlJn-90 and Ce8ium-137in Rain &nd Dry F&110tlt(for dome8tic program) (from Mar,1989 to Dec.1989)
-COntinued from NO.88 0L this publication-
Table(1)-1:Strontium-90 &nd Ce$ium-137in Rain and Dry Fallout
Duration Precipitation 00sr 131cs
(days) (mm) (MBq/Ⅹm之) (MBq/Ⅹm之) Location
Mareh,1989 00ita,00ITA
April,1989 0nagava-maChi.MIYAGT Morioka,IWATE Xoufu,YAMANASHI Ryoto,ⅩYOTO Wakayama,WAXAYAMA
Matsue,SHIMANE Ooita,00ITA
May,1989 Aomori,AOHORI Onagava-maehi,MIYAG‡ MDriol【a,IVATE Xoufu,YAMANASHI Xyoto,ⅩYOTO
Wakayama,VÅⅩAYAMA Matsue,SHIMANE Ooita,00ITA
June,198g Sapporo,HOXXÅIDO Onagava-maChi,MIYAG王 Morioka,IWATE Ookuma-m&Chi,FUXUSHIMA Mito,IBARAGI
Utsunomiya,TOCHIGI Xos11gi-JT)aChi,TOYAMA Xo11f11,YAMANASHI Shizuoka,SHIZUOX^ Ⅹyoto,KYOTO
Wakayama,WAXAYAMA
0.05 ±0.023
0.08 ±0.017
0.11 ±0.019
0.05 ±0.024
0.04 ±0.015
0.08 ±0.018
0.09 ±0.014
0.04 ±0.023
0.16 ±0.022
0.04 ±0.014
0.05 ±0.016
0.03 ±0.024
0.03 ±0.015
0.02 ±0.015
0.09 ±0.015
0.05 ±0.022
0.06 ±0.017
0.03 ±0.013
0.00 ±0.013
0.08 ±0.024
0.01 ±0.013
0.03 ±0.022
0.14 ±0.020
0.05 ±0.024
0.05 ±0.023
0.03 ±0.015
0.03 ±0.016
27.5 0.00 ±0.020 34
244.3 181.5 108.0 44.5 99.6
50.7 53.0
0.01 ±0.018
0.04 ±0.01る
0.01 ±0.021
0.03 ±0.020
0.01 ±0.019
0.02 ±0.012
0.00 ±0.023
0.07 ±0.025
0.03 ±0.018
0.04 ±0.018
0.00 ±0.020
0.003±0.019
0.02 ±0.020
0.04 ±0.013
0.01 ±0.027
0.02 ±0.022
0.002±0.016
0.03 ±0.019
0.00 ±0.019
0.01 ±0.018
0.00 ±0.018
0.04 ±0.018
0.01 ±0.01g
O.02 ±0.020
0.00 ±0.026
0.01 ±0.022
9 2129 1 0
2 33 3 2 3 3
2 2 2 2 1
3 3 3 33
37.0 109.7 72.5
101.0 104.3
128.1 127.0 192.0
88.0 127.1 62.3
167.9 171.5
311.5 112.9 153.0 364.5 164.8
235.6
2 2 1
3 3 3
1 3 1 1 1
3 3 3 3 3
3 1 1 3 1 3
3 3 3 3 3 3
(5)
(6)
Dur&tion Precipitation 00sr 137c$
(days) (mm) (MBq/Ⅹm之) (MBq/Rm2)
Loeation
Matsue,SHINANE Ooita,00ITA
July,1989 Sapporo,HOXXAIDO Aomori,AOMORI Onagawa-maChi,MIYAGI Morioka,‖中ATE Ooktlma-maChi,FUXUSHIMA
Mito,IBARAGI Shinjuku,TOXYO Yokohama,KANAGAWA Utsunomiya,TOCHIGI Xosugi-maChi,TOYAMA
Fukui,FUXUJ Xo11fu,YAMANASHI Shizuoka,SHIZUOKA Nagoya.AICHI Tsu,MIE
Xobe,HYOGO Wakayama,WAKAYAMA Tottori,TOTTORI Matsue,SHIMANE Hiroshima,HIROSHIMA
Matsuyama,EH王ME Takamatsu,ⅩAGAyA Dazaifu,FUXUOXA Saga,SAGA Nagasaki,NAGASAXI
Ooit8,00ITÅ Miyazaki,MIYAZAX7 Yonagusuku-mura,0ⅩINAVÅ
August,1989 Sapporo,HOKKAIDO Aomori,AOMORI Onagawa-maehi.MIYÅGI Morioka,IWATE Yamagata,YAMAGATA
Ookuma-maChi,FUXUSHIMA
131.9 133.0
0.01 土0.013
0.00 ±0.023
0.07 ±0.024
0.10 ±0.024
0.00 ±0,017
0.00 ±0.017
0.30 ±0.200
0.02 ±0.018
0.02 ±0.022
0.01 ±0.020
0.02 ±0.020
0.05 ±0.019
0.00 ±0.099
0.00 ±0.018
0.00 ±0.016
0.00 ±0.019
0.01 ±0.021
0.02 ±0.021
0.02 ±0.023
0.08 ±0.025
0.01 ±0.015
0.07 ±0.024
0.01 ±0.021
0.03 ±0.023
0.06 ±0.040
0.001±0.017
0.04 ±0.024
0.00 ±0.008
0.00 ±0.019
0.00 ±0.019
0.02 ±0.009
0.06 ±0.021
0.04 ±0.020
0.10 ±0.026
0.01 ±0.017
0.01 ±0.013
0.04 ±0.018
0.005士0.015
0.00 ±0.016
0.05 ±0.020
0.01 ±0.016
0.02 ±0.014
0.00 ±0.110
0.02 ±0.021
0.04 ±0.017
0.04 ±0.015
0.05 ±0.022
0.05 ±0.022
0.06 ±0.017
0.04 ±0.018
0.05 ±0.017
0.002±0.020
0.00 ±0.020
0.03 ±0.017
0.06 ±0.028
0.001±0.015
0.10 ±0.022
0.10 ±0.022
0.20 ±0.030
0.00 ±0.022
2 2 0 2 2
3 3 3 3 3
30.0 34.0 82.2 37.4 90.8
169.0 283.5 323.8 368.2 228.0
264.1 146.5 232.5 126.1 230.0
113.9 125.6 139.3 155.0 174.0
113.5 128.0 121.1 107.2 536.0
200.5 556.3 112.5
2 2 1 0 2
3 3 3 3 3
3 2 0 22
3 3 3 3 3
2 0 1 2 2
33 3 3 3
2 2 3 0 2
3 3 3 3 3
2 2 2
3 3 3
2 2 2 2 2 2
3 3 3 3 3 3
148.5 77.5
135.2 165.4 152.9
182.8
0.05 ±0.021
0.13 ±0.025
0.00 ±0.017
0.03 ±0.018
0.04 ±0.020
0.02 ±0.018
0.02 ±0.015
0.09 ±0.025
0.01 ±0.015
0.07 ±0.015
0.05 ±0.018
0.16 ±0.024
Duration Precipitation 00sr 13Tcs
(days) くmm) (MBq/Rm2) (MBq/Ⅹm2)
Loeation
Mito.IBARAGI Shinjuku,TOKYO Yokohama,ⅩANAGAWA Utsunomiya,TOCHIGI Xosugi-naChi,TOYAMA
Fukui,FUIくUI Xouf11,YAMANÅSHI Shizuoka,SHIZUOXA Nagoya,AICHI Tsu,MIE
Xobe,HYOGO Wakayama,WAXAYAMA Tottori,TOTTORI Matsue,SHIMÅNE Hiroshima,HIROSHIMA
Matsuyama,EHIME Takam8tSu,ⅩAGAWA Dazaif11,FUXUOXA Saga,SAGA Nagasaki,NAGASAⅨI
Ooita,00ITA Miyazaki,MIYAZAEI Yonagusuku-Jnur&.0ⅩINAWA
September,1989 Sapporo,HOXXAIDO Aomori,AOMORl Onagava-maChi,MIYAGI Morioka,IWATE Yamag&ta,YAMAGATA
Ookuma-maChi,FUXUSHIMA Mito,IBARAGI Shinjuk11,TOXYO Yokohama,ⅩANAGAWÅ Utsunomiya,TOCHIGI
Xosugi-maChi,TOYAMA Fukui,FUXUI Xoufu,YAMÅNASHI Shizuok&,SHIZUOKA Nagoya,AICHI
2 2 1 2 つん
3 3 3 3 3
190.0 261.2 276.4 164.9 175.2
150.0 224.0 134.0 81.6
245.0
157.9 130.2 148.7 125.4 143.2
189.0 165.5 77.1 63.6 19.0
234.0 505.6 263.5
0.02 ±0.017
0.04 ±0.018
0.06 ±0.019
0.04 ±0.019
0.06 ±0.019
0.11 ±0.100
0.03 ±0.020
0.00 ±0.016
0.17 ±0.028
0.00 ±0.018
0.03 ±0.021
0.00 ±0.020
0.23 ±0.027
0.02 ±0.014
0.11 ±0.022
0.02 ±0.019
0.01 ±0.016
0.03 ±0.019
0.02 ±0.018
0.06 ±0.022
0.01 ±0.009
0.03 ±0.019
0.001±0.019
0.00 ±0.018
0.07 ±0.022
0.04 ±0.059
0.00 ±0.015
0.02 ±0.017
0.00 ±0.016
0.02 ±0.018
0.03 ±0.018
0.05 ±0.019
0.01 ±0.016
0.02 ±0.009
0.00 ±0.088
0.01 ±0.017
0.01 ±0.017
0.03 ±0.020
0.02 ±0.014
0.03 ±0.017
0,11 ±0.020
0.02 ±0.016
0.01 ±0.013
0.04 ±0.076
0.03 ±0.024
0.06 ±0.019
0.06 ±0.015
0.14 ±0.024
0.06 ±0.019
0.03 ±0.015
0.03 ±0.017
0.03 ±0.015
0.01 ±0.016
0.03 ±0.017
0.04 ±0.017
0.03 ±0.017
0.05 ±0.018
0.02 ±0.015
0.00 ±0.015
0.05 ±0.017
0.01 ±0.012
0.02 ±0.022
0.26 ±0.031
0.04 ±0.062
0.01 ±0.013
0.02 ±0.015
0.04 ±0.015
0.004±0.014
0.04 ±0.015
0.14 ±0.021
0.01 ±0.015
0.03 ±0.014
0.00 ±0.070
0.02 ±0.023
0.01 ±0.016
0.08 ±0.017
1 2-h) 2 2
3 3 3 3 3
2 2 0 2 2
3 3 3 3 3
2 2 2 2 2
3 3 3 3 3
2 (ソ】 2
3 3 3
2 1 2 2 2
3 3 3 3 3
156.0 195.5 185.4 343.0 272.5
149.4 157.0 218.0 229.3 195.8
470.8 500.7 229.5 263.0 321.2
0 2 2 1 2
3 3 33 3
2 2 1 9 2
3 3 3 2 3
(7)
(8)
l)uration Precipitation 00sr 137cs
(days) (mm) (MBq/Ⅹm2) (MBq/Rmヱ)
Loeation
Tsu.MIE Xobe,HYOGO Wakayama,WAKAYANA Tottori,TOTTORI Nats11e,SHIMANE
Hiroshima,HIROSHIMA Matsuyama,EHINE Takamatsu,ⅩAGAWA I)azaifu,FUXUOXA Saga,SAGA
Nagasaki,NAGASAXI Ooita,00ITA Miyazaki,MIYAZAXI Yonagusuku-mura,0ⅩINAWA
October,1989 Sapporo,HOXXAIDO Aomori,AOMORI Onagav8-maChi,MIYAGI Morioka,IWÅTE Yamag&ta,YAMAGATA
Mito.IBARAGI Yokohama,ⅩANAGAWA Utsunomiya,TOCHIGI Kosugi-maChi,TOYAMA Fukui,FUXUI
Koufu,YAMANASHI Shizuoka,SHIZUOXA N&gOya.AICHI Tsu,MIE Kobe,HYOGO
Tottori,TOTTORI Matsue,SHIMANE Hiroshima,HIROSHIMA Takamatsu,ⅩAGAWA Dazaifu,FUKUOXA
Saga,SAGA Nagasaki,NAGASARI Ooita,00ITÅ Miyazaki,HIYAZAIくⅠ
2 13 2 2
3 33 3 3
424.0 434.9 842.4 427.7 333.9
302.7 280.0 302.0 535.2 404.2
432.5 239.5 531.5 171.0
67.0 133.5 164.5 64.1 41.5
173.5 204.4 177.7 115.1 112.6
138.0 154.5 64.9 34.5 24.7
115.5 86.3 26.3 41.5 22.4
18.5 16.5 58.0 86.0
0.03 ±0.019
0.02 ±0.018
0.00 ±0.022
0.12 土0.025
0.04 ±0.014
0.07 ±0.014
0.03 ±0,018
0.02 ±0.018
0.03 ±0.018
0.03 ±0.010
0.09 ±0.021
0.00 ±0.007
0.02 ±0.016
0.002±0.016
0.00 ±0.019
0.08 ±0.023
0.02 ±0.018
0.02 ±0.018
0.00 ±0.017
0.001±0.017
0.04 ±0.018
0.00 ±0.016
0.00 ±0.008
0.00 ±0.100
0.02 ±0.019
0.02 ±0.008
0.01 ±0.020
0.06 ±0.010
0.03 ±0.020
0.08 ±0.022
0.01 ±0.006
0.17 ±0.016
0.01 ±0.009
0.01 ±0.009
0.001±0.007
0.02 ±0.019
0.02 ±0.009
0.002±0.009
0.05 ±0.019
0.04 ±0.017
0.05 土0.018
0.15 ±0.027
0.04 ±0.015
0.01 ±0.013
0.03 ±0.017
0.00 ±0.015
0.01 ±0.022
0.03 ±0.023
0.03 ±0.015
0.01 ±0.016
0.05 ±0.025
0.03 ±0.026
0.00 ±0.021
0.05 ±0.023
0.00 ±0.022
0.001±0.013
0.01 ±0.014
0.01 ±0.014
0.06 ±0.023
0.02 ±0.015
0.04 ±0.014
0.01 ±0.072
0.00 ±0.022
0.01 ±0.013
0.01 ±0.013
0.07 ±0.018
0.04 ±0.016
0.03 ±0.023
0.04 ±0.010
0.02 ±0.014
0.005±0.015
0.01 ±0.015
0.05 ±0.023
0.03 ±0.022
0.03 ±0.015
0.03 ±0.015
30 222
3 3 3 3 3
2 21 0
3 33 3
1 2 1 1 1
333 3 3
1 2 1 1 1
3 3 3 3 3
2 1 1 1 2
3 33 3 3
2 1 0 1 11-
3 3 3 3 3
l 1 2 2
3 3 3 3
I)uration Precipitation 00sr lさTcs
(day5) (mm) (MBq/Ⅹm之) (MBq/勘㍉)
Loeation
0.00 ±0.023 0.03 ±0.012 Yonagusuku-mura,0ⅠくINAWA 33 13.5
November,198g Sapporo,HOXXAIDO Aomori,AOMORI Onaga}a-maChi,MIYAGI Yamagata,YAMAGÅTA Yokoharna,EANAGAVA
Utsunomiya,TOCHIGI Xosugi-maChi,TOYAMA Fukui,FUXUI Koufu,YAMANÅSHI Shizuoka,SHIZUOKA
\agoya,ÅICHI Tsu,HIE 00tSu,SHIGA Xobe,HYOGO Tottori.TOTTORI
Hiroshima,HIROSHIMA Dazaifu,FUKUOXÅ Nagasaki,NAGASAXI Ooita,00ITA Yonagusuku-mura.0Ⅹ王NAWA
December,1989 Sapporo,HOXKAIDO Yamagata,YAMAGATA Yok(Jhama.KANAGAWA Utsunomiya,TOCHIGI Koufu.YAMANÅSHI
Tsu,MIE Kbbe.HYOG〔一 丁rJttOri.TOTTORI Nagasaki.NÅGÅSAXI Ooiしa.00JTA
0.07 ±0.024
0.02 ±0.016
0.02 ±0.023
0.04 ±0.014
0.00 ±0.018
0.04 ±0.015
0.05 ±0.015
0.00 ±0.070
0.01 ±0.013
0.03 ±0.015
0.02 ±0.013
0.05 ±0.016
0.01 ±0.013
0.01 ±0.022
0.07 ±0.024
0.03 ±0.015
0.02 ±0.025
0.01 ±0.020
0.03 ±0.015
0.01 士0.022
6さ.0
104.0
61.5
71.9
119.5
28.1
242.4
285.4
26.0
191.5
54.9
34.5
15.8
35.2
177.5
121.0
56.0
93.5
72.0
118.5
0.01 ±0.018
0.07 ±0.021
0.02 ±0.017
0.004±0.009
0.02 ±0.017
0.01 ±0.019
0.01 ±0.008
0.10 ±0.100
0.02 ±0.007
0.01 ±0.007
0.06 ±0.021
0.02 ±0.010
0.01 ±0.010
0.02 ±0.009
0.07 ±0.022
0.12 ±0.014
0.00 ±0.028
0.04 ±0.020
0.02 ±0.008
0.01 ±0.008
1 2 Jr l 1
3 3 3 3 3
l 1 4 1 1
3 3 3 3 3
l l l 1 0
3 3 3 3 3
5 1 1 1 1
3 3 3 3 3
0.02 ±0.016
0.03 ±0.024
0.04 ±0.017
0.04 ±0.025
0.04 ±0.016
0.09 ±0.018
0.03 ±0.014
0.04 ±0.018
0.03 ±0.017
0.03 ±0.014
0.02 ±0.018
0.02 ±0.018
0.04 ±0.019
0.01 ±0.018
0.01 ±0.008
0.02 ±0.00g
O.02 ±0.010
0.05 ±0.019
0.01 ±0.017
0.02 ±0.007
8 5 9 6 5
2 3 233
60.5
47.5
30.8
24.6
19.5
16.0
14.5
219.9
27.0
1.0
5 9 6 5 5
3 2 3 3 3
「!り
(10)
(1)-2 Strontium-90 and Cesium-137in R&in and Dry F&1lout(for VHO progr&m) (from Feb.1989 to Dec.1989)
-COntinued from NO.88 0f this publication-
T&ble(1)-2:Strontium-90 and Cesium-137in Rain and Dry Fallout
Duration Precipitation 00sr 137cs
(days) (mm) (MBq/Ⅹml) (MBq/Ⅹm2)
Location
February,1989 Chiba,CHIBA
Mareh,1989 Chiba,CHIBA
April,1g89 Chiba,CHIBA
May,19る9 Chiba,CHIBA
June,1989
Chiba,CHIBA Xagoshima,ⅩAGOSHIMA
J111y,1989 Åkita,AXITA Chiba,CHIBA Xanazawa,ISHIXAWA Nagano,NAGANO Okayama,OEAYAMA
Yamaguchi,YAMAGUCHl Xochi,ⅩOCHI Xagoshima,ⅩAGOSHIMA
August,1989 Akita,AXITÅ Chiba,CHIBA
Xana乙aWa,ISHIRAWA Nagano,NAGANO Osaka,OSAXA
Okayama,0ⅩAYAMA Yamaguchi,YAMAGUCHI Xochi,ⅩOCHI Xagoshima,KAGOSHIMA
29 131.1 0.04 ±0.023 0.03 ±0.019
32 121.1 0.01 ±0.019 0.07 ±0.020
28 178.5 0.003±0.020 0.06 ±0.020
35 168.2 0.04 ±0.022 0.13 ±0.022
6 1
3 只) 22 2
3 3
3 233 3
217.8 250.5
0.00 ±0.019 0.03 ±0.013
0.05 ±0.020
0.07 ±0.024
0.04 ±0.025 0.01 ±0.020 0.03 ±0.023 0.03 ±0.021 0.00 ±0.020
0.003±0.022 0.05 ±0.023 0.06 ±0.016
42.4 181.7 275.0 107.8 120.2
210.5 358.2 399.5
0.03 ±0.016
0.04 ±0.019
0.03 ±0.015
0.02 ±0.016
0.04 ±0.017
0.05 ±0.023
0.02 ±0.015
0.17 ±0.028
2 0 2
3 3 3
2 5 1 2 2
3 3 3 3 3
147.5 165.0 154.0 134.3 166.1
191.8 168.5 700.1 109.0
0.08 ±0.022 0.03 ±0.020 0.08 ±0.022 0.003±0.019 0.03 ±0.021
0.05 ±0.019 0.00 ±0.015 0.09 ±0.023 0.06 ±0.009
0.09 ±0.021
0.03 ±0.014
0.09 ±0.020
0.00 ±0.013
0.03 ±0.016
0.06 ±0.018
0.04 ±0.016
0.02 ±0.014
0.01 ±0.017
2 2 2 1
3 3 3 3
Duration Precipitation 90sr l”cs
(days) (mm) (MBq/Rm2) (MBq/Ⅹm之) Loeation
September,1989 Akita,AKITA Chiba,CHIBA Xanazawa,ISHIXAWA Nagano,NAGANO Osaka,OSAXA
Okayama,0ⅩAYAMA Yamaguchi,YAMAGUCH7 Rochi,ⅩOCHI Xagoshima,ⅩAGOSHIMA
October,1989 Akita,AXITA Xanazawa,ISHIXAWA Nagano,NAGÅNO Osaka,OSAXA Okayama,OXAYAMA
Yamaguchi,YÅMAGUCHI Xochi,ⅩOCHI Xagoshim&,ⅩAGOSHIMA
November,1989 Akita,AXITA Xanazawa,ISHIXAWA Osaka,OSÅⅩA Okayama,0ⅩAYAMA Yamaguchi,YAMAGUCHI
Xochi,ⅩOCHl Xagoshima,ⅩAGOSHIMA
December,1989 Akita,ÅⅩITA Xanazaw8,ISHIXAWA Osaka,OSÅⅩA Okayama,0ⅩAYAMA Yamaguchi,YAMAGUCHI
0.08 ±0.020
0.03 ±0.013
0.05 ±0.016
0.01 ±0.015
0.04 ±0.018
0.01 ±0.022
0.03 ±0.014
0.002±0.016
0.06 ±0.021
0.09 ±0.023
0.06 ±0.021
0.09 ±0.021
0.02 ±0.020
0.02 ±0.019
0.004±0.01g
O.003±0.019
0.11 ±0.023
0.03 ±0.008
373.3
149.0
580.5
163.1
521.7
261.7
363.5
651.0
407.5
2 9 2 つ】 0
3 2 3 3 3
2 2 2 0
3 3 3 3
0.07 ±0.025
0.00 ±0.020
0.01 ±0.014
0.03 ±0.015
0.05 ±0.023
0.01 ±0.015
0.04 ±0.024
0.05 ±0.019
0.01 ±0.020
0.03 ±0.020
0.02 ±0.021
0.00 ±0.017
0.002±0.019
0.002±0.008
0.12 ±0.025
0.06 ±0.010
14g.9
186.0
53.9
41.6
32.9
62.0
32.5
16.0
2 2 1 3 1
3 3 3 3 3
l 1 2
3 3 3
0.02 ±0.021
0.04 ±0.021
0.04 ±0.015
0.03 ±0.021
0.02 ±0.022
0.02 ±0.013
0.02 ±0.014
0.04 ±0.021
0.04 ±0.020
0.03 ±0.023
0.02 ±0.019
0.00 ±0.008
0.06 ±0.012
0.05 ±0.009
210.6
358.5
32.5
64.0
17.5
164.1
35.5
0 20 1 1
3 3 3 3 3
1 2
3 3
0.09 ±0.026
0.03 ±0.023
0.03 ±0.014
0.004±0.015
0.02 ±0.013
0.05 ±0.020
0.03 ±0.018
0.02 ±0,009
0.03 ±0.017
0.004±0.009
165.0
170.0
21.1
5.6
43.0
1 7 bO 仁V 5
3 2 3 3 3
・l卜
(12)
(2) Strontium-90 8nd Ceさium-137in Airborne Duさt (from Oet.1988 to Dec.1989)
-COntinued from NO.88 0f this public&tion-
T&ble(2):StrontiuD-90 and CeBiuD-137in Alrborne Dust
00sr l計Tcs
(mBq/m3) (mBq/m3)
Sampling period
Absorption VOlⅦme
(m壬l)
Loeation
October一-Deeember,1988 Ts11,HIE Wakayam8,VAXAYAMA
Janu8ry一-Narch,1989 Morioka,IWATE Mito,IBÅRAGI Yokohama,ⅩANÅGAWA Utsunomiya,TOCHIGI Niigata,NIIGATA
Xosugi-maChi,TOYAMA Fukui,FUXUI Nagano,NAGANO Xoufu,YAMANASHI Hamaoka-maChi.SHIZUOXA
Nagoya,AICHI Xyoto,ⅩYOTO Osaka,OSAXA Xobe,HYOGO Wakayama,WAXAYAMA
Tottori,TOTTORI Hiroshima,HIROSHIMA Yanaguchi,YAMAGUCHI Takamatsu,ⅩAGAWA Saga,SAGA
Nagasaki,NAGÅSAXI Ooita,00ITA Miyazaki,MIYAZAIくI
February一-March,1989 Tsu,MIE
March一-March,1989 Tsu,MIE
Åpril一-June,1989 Morioka,lWATE
10一-12
10一-12 10,000 14,250
13,202 9,242 6,875
10,037 10,383
17.264 8,197
16,872 11,955 10,601
11,310 6,390 9,605
10,969 11.430
12,963 11.013 4,658
13,700 12,405
8,483 9,996 5,613
10,000
4,939
13.385
0.001 ±0.0006
0.001 ±0.0005
0.000 ±0.0003
0.0005±0.0011
0.001 ±0.0007
0.001 ±0.0011
0.000 ±0.0010
0.000 ±0.0005
0.001 ±0.0013
0.000 ±0.0006
0.000 ±0.0008
0.0003±0.0009
0.000 ±0.0008
0.001 ±0.0009
0.001 ±0.0010
0.001 ±0.000g
O.001 ±0.0005
0.000 ±0.0008
0.001 ±0.0010
0.000 ±0.0019
0.000 ±0.0007
0.001 ±0.0008
0.000 ±0.0012
0.000 ±0.0013
0.001 ±0.0018
0.0002±0,0005
0.003 ±0.0013
0.000 ±0.0006
0.001 ±0.0006
0.001 ±0.0004
0.001 ±0.0006
0.001 ±0.0006
0.0003±0.0007
0.002 ±0.0005
0.002 ±0.0005
0.001 ±0.0004
0.001 ±0.0006
0.000 ±0.0003
0.001 ±0.0004
0.004 ±0.0007
0.qO2 ±0.0006
0.000 士0.0012
0.001 ±0.0008
0.000 ±0.0006
0.001 ±0.0005
0.0004±0.0004
0.0004±0.0007
0.001 ±0.0011
0.001 ±0.0006
0.001 ±0.0005
0.0003±0.0006
0.000 ±0.0004
0.004 ±0.0015
0.002 ±0.0006
0.004 ±0.0012
0.0004±0.000-4
3 3 3 3 3
~ ~ ~ ~ ~
l l l l l
3 3 3 3 3
~ ~ ~ ~ ~
l l l l l
3 3 3 3 3
~ ~ ~ ~ ~
l l l l l
3 3 33 3 3 3 3
3
6
3
~
~
~
~ ~ ~ ~ ~ .~ ~ ~
l l l l l l l 1
d「
3
2
gOST. lヨ「7cs
(mBq/ma) (mBq/m3)
Sampling Absorption period volume
(mさ)
Location
12,000 10,442 9,831
10,955 14,943
18,230 12.413 15,178 16,474 10,883
12,566 14,730 14,045 12,886 10,057
13,123 11,703 19,688 15,810 14,211
13,339 9,91さ
12,600
13,944 12,960 10,193 10,710 9,029
15,589 18,435 11,823 17,424 10,690
12,561 14,120 11,644 15,213 9,782
0.001 ±0.0008 0.001 ±0.0005
0.0001±0.0010 0.002 ±0.0006
0.001 ±0.0004 0.0004±0.0005
Yamagata,YAMAGATA Ookuma-maChi,FUKUSHIMA Mito,IBARAGI Yokohama,ⅩANAGAWÅ Utsunomiya,TOCHIG7
Ⅹosugi-maChi,TOYAMA Fukui,FUXUI N&ganO,NAGANO Xoufu,YAMANASHI Hamaoka-maChi,SHIZUOXÅ
Nagoya,AICHI Tsu,MIE Ryoto,ⅩYOTO Osaka,OSAIくA Xobe,HYOGO
Tottori,TOTTORI Hiroshima,HIROSHIMA Yamaguchi,YAMAGUCHI Takamatsu,ⅩAGAWA Saga.SAGA
Nagasaki,NAGASAKI Ooita,00ITA Miyazaki,MIYAZAXI
July~SeptembeT,1989 Morioka,IWATE YaTnagat&,YAMAGATA Ookuma-maChi,FURUSHIMA Mito,IBARAGI Yokohama,ⅩANAGAWA
Utsunomiya,TOCHIGI Xosugi-maChi,TOY^MA Fukui,FUXUI Nagano,NAGANO Hamaoka-TnaChi,SHIZUOf【A
Nagoya,AICHI Tsu,MIE Kyoto,ⅩYOTO Osaka,OSARA Xobe,HYOGO
6 6 6 6 6
~ ~ ~ ~ ~
.4.4.4 4 4
0.0002±0.0007
0.000 ±0.0007
0.000 ±0.0005
0.001 ±0.0008
0.001 ±0.0006
0.002 ±0.0006
0.001 ±0.0008
0.002 ±0.0008
0.0005±0.0006
0.001 ±0.0007
0.000 ±0.0007
0.001 ±0.0010
0.001 ±0.0007
0.001 ±0.0008
0.0004±0.0005
0.0002±0.0006
0.002 ±0.0008
0.001 ±0.0008
0.001 ±0.0009
0.000 ±0.0008
0.0003±0.0003
0.0003±0.0007
0.001 ±0.0010
0.001 ±0.0004
0.000 ±0.0004
0.000 ±0.0006
0.001 ±0.0002
0.000 ±0.0008
0.000 ±0.0002
0.0001±0.0004
0.001 ±0.0004
0.0002±0.0003
0.001 ±0.0009
0.001 ±0.0003
0.000 ±0.0009
±0.0004
±0.0004
±0.0003
±0.0005
±0.0006
±0.0003
±0.0005
0.001 0.001
0.001 0.001 0.001 0.001 0.002
6 亡じ 亡U 6 6
~ ~ ~ ~ ~
4 4.4 4.4一
0.0002±0.0004
0.0003±0.0003
0.001 ±0.0004
0.0002±0.0005
0.001 ±0.0005
0.001 ±0.0005
0,0001±0.0005
0.0003±0.0002
0.0001±0.0003
0.001 ±0.00(〉4
0.0003±0.0004
0.000 ±0.0004
0.001 ±0.0005
6 6 6 6 6
~ ~ ~ ~ ~
4 d「.4-4 4 6
6 6 6 6
~ ~ ~ ~ ~
4 4 ムー4 4
6 仁U 6
~ ~ ~
.4-4 4
0.002 ±0.0005
0.0002±0.0004
0.0001±0.0005
0.000 ±0.0005
0.001 ±0.0005
0.0001±0.0003
0.000 ±0.0003
0.0001±0.0004
0.001 ±0.0003
0.002 ±0.0007
0.000 ±0.0004
0.001 ±0.0004
0.0002±0.0004
0.0001±0.0004
0.001 ±0、0005
9 9 9 9 9 9 9 9 9 9 9 9 9 9 9
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
(13)
(14)
Salnpling period
00sr l:I7cs
(mBq/ma)- (mBq/m8)
Absorption
VOl11me
(m3)
Location
Tottori,TOTTORI Hiroshima,HIROSHIMA Yamaguchi,YAMAGUCHI Takamatsu,ⅩAGAWA Saga,SAGA
Nagasaki,NAGASAKI Ooita,00ITA Miyazaki,MIYAZAXI
October~December,1989 Yamagata,YAMAGATA Utsunomiya,TOCHIGI Kosugi-maChi,TOYANA Fukui,FUXUI Nagoya,AICHI
Xobe,HYOGO Miyaz8ki,MIYAZAKI
9 9 9 g 9
~ ~ ~ ~ ~
7 77 7 7
13,329
12,404
19,592
16,590
12,220
10,940
11,608
12,309
0.001 ±0.0007
0.0004±0.0003 0.000 ±0.0003
0.000 ±0.0004
0.002 ±0.0003
0.0001±0.0003
0.001 ±0.0005
0.000 ±0.0005
0.0001±0.0004
0.0001±0.0005
±0.0005
±0.0005
±0.0003
±0.0004
±0.0003
±0.0004
0.001
0.000
0.000
0.001
0.000
0.001
g 9 9
~ ~ ~
7 7 7
10・-12
10・-12
10一-12
10・-12
10一-12
10一-12
10一-12
12,960
13,746
18,323
10,013
11,842
9,955
14,132
0.000 ±0.0007
0.001 ±0.0007
0.000 ±0.0005
0.001 ±0.0010
0.0004±0.0004
0.000 ±0.0003
0.001 ±0.0004
0.0003±0.0003
0.001 ±0.0005
0.000 ±0.0004
0.0005±0.0005 0.000 ±0.0005
0.001 ±0.0007 0.001 ±0.0004
(3) Strontium-90 and Cesium-137in Servicellater (from Jun.198g to J8n.1990)
-COntinued from NO.88 of this publication-
Table(3):Strontium-90 and Cesium-137in Service Vater
00sr l≡17cs
(mBq/ゼ) (mBq/ゼ) Location
(Source Water) June,1989
Nagoya,AICHI
August,1989 Ryoto,ⅩYOTO
December,1989 Tsukui-maChi,ⅩANAGAWA Fukuoka.FUKUOXA
January,1990 Sapporo,HOXXAIDO
(Tap Vater) June,1989
Aomori,AOMORI Morioka,IWATE Mito,IBARAGI Xoufu,YAMANASHI Nagoya,AICHI
Tsu,MIE Matsue,SHIMANE Ooita,00ITA
July,1989 Sendai,MIYAGI Naha,0ⅩlNAWA
August,1989 Akita,A王(ITA Xyoto,ⅩYOTO Shinguu.WAXAYAMA
December,198g Wakkanai,HOXXAIDO Aomori,AOMORI Yamagata,YAMAGATA Yokohama,ⅩANAGAlゾA
0.1 ±0.07 2.7 ±0.19 6.9
4.9 ±0.19 0.3 ±0.08 7.7
0.03 ±0.11
0.3 ±0.12
0.3 ±0.12
0.5 ±0.06
2.1 ±0.22
1.9 ±0.12
8.1
6.8
6.9
2 7 1 1 8
1 0 1 10
0 0 0 0 0
±±±±±
5 1 2 2 2
0 0 0 0 0
6 456 0
1 1 1 1 2
0 0 0 0 0
±±±±±
亡U.4一9.4-亡U
l l l 1 2
5 1 7 4 6
7 7 7 7 6
1 7 1
1 0 1
0 0 0
±±±
2 1 1
0 0 0
2.4 ±0.19
3.7 ±0.21
0.9 ±0.15
0 8
+
7 7
1 7
1 0
0 0
±±
O 1
0 0
2.1 ±0.21
5.3 ±0.25
0 8 7
100
0 0 0
±±±
5 3 1
0 0 0
4.7 ±0.25
4.6 ±0.18
1.6 ±0.12
l l (古 1
1 1 0 1
0 0 0 0
±±±±
1 2 2 1
0 0 0 0
6 0 9 7
1 1 1 0
0 0 0 0
±±±±
4 3 nO 6
1 1 2 0
(16)
00sr 13Tcs
(mBq/ゼ) (mBq/ゼ)
Loeation
Utsunomiya,TOCHIGI Xosugi-maChi,TOYAMA Ranazawa,ISHIXAIJA Fukui,FUEUI Xoufu,YAMANASHI
Shizuoka,SHIZUOXA Osaka,OSAEA Xobe,HYOGO Tottori,TOTTOR1 0kayama,0ⅩAYAMA
Ube,YAMÅGUCHI Fukuoka,FUXUOXA Saga,SAGA Nagasaki,NAGÅSAXI Ooita,00ITA
Miyazaki,MIYAZAXI Xagoshima,RAGOSHIMA
2Aて4 24
7 6 7 7 7
2 9 3 3 8
1 1 1 1 1
0 0 0 0 0
±±±±±
5 5 0 6.4●
0 2 3 ハU l
7 7 1 4 1
0 01 11
0 0000
±±±±±
l つ】 2 0 1
0 00 0 0
60639
7 7 7 7 6
.4.4 ■b22
1 2 1 1 1
00 000
±±±±±
O 1 2 6 7
1 43 2 2
0.1 ±0.11
0.04 ±0.11
0.1 ±0.08
0.0 ±0.10
0.1 ±0.11
0.03 ±0.12
0.1 ±0.12
0.1 ±0.0き
0.1 ±0.07
0.4 ±0.13
0.2 ±0.08 0.1 ±0.12
員V 83 09
6 ごU7 77 7 6
0 637q-
2 1 1 1 0
0 0000
±±±±±
8 2 8 1 7
1 3 1 2 0
1.2 ±0.15
0.5 ±0.08
(4) Strontium-90 and Cesium-137in FreshYater (fromJul.1989 to Nov.1989)
-COntinued from NO.88 0f this publication-
Table(4):Stronti11∬卜90 8nd CesiuJT)-137in Fre8hYater
00sr 137cs
(mBq/ゼ) (mBq/ゼ) Loeation
(Freshvater) July,1989
Akita,AXITA
August,1989 Turuga,FUI(UI
September,1989 Fukushima,FUXUSHIMA
November,1989 Shobara,HIROSHIMA
0.6 ±0.13 4.5 ±0.24
3.9 ±0.24 6.9 ±0.31
0.4 ±0.13 2.5 ±0.19
0.1 ±0.07 1.9 ±0.18
(17)
(18)
(5) Strontlum-90 and Ceさi11m-1371n Soil (from H8y1989 to Sep.1989)
-eOntinued from NO.88 0f this publieation-
Table(5);Strontium-90 且nd Ce8illl》-137in Soil
S8mpling Depth
(C汀り
Location
(Bq/Rg) (MBq/Rm之) (dried Soil)
(Bq/Ⅹg) (MBq/Ⅹm2) (dried So‖)
May,198g
Tokai-m11ra,IBARAGI
〝
Akabane-maehi,AICHI
〝
June,198g
Fukushima,FUKUSHIMA
〝
Ⅹats11Shika,TOXYO
〝
July,1989
Ya汀Iagata,YAMAGATA
〝
Imaichi,TOCHIGI
〝
Ⅹosugi-maehi,TOYAMA
〝
Ⅹanazava.ISHIXAWA
〝
Fukui,FUXUI
〝
Nagano,NAGANO
〝
Tsu,HIE
〝
Ⅹasai,HYOGO
〝
Ⅹokufu-maChi,TOTTORI
′′
0一-5
5一-20
0・-5
5・-20
0一-5
5′・′20
0-5
5・-20
0一-5
5一-20
0一-5
5←20
0~5
5~20
0~5
5・-20
0・-5
5一-20
0一-5
5・-20
0・-5
5′-20
0一-5
5・-20
0・-5
5・-20
13 ± 0.5
7.8 ± 0.31
0.6 ± 0.10
0.2 ± 0.07
4.1 ± 0.26
2.6 ± 0.21
0.1 ± 0.07
0.5 ± 0.12
5.6 ± 0.26
1.4 ± 0.15
9.4 ± 0.33
4.2 ± 0.23
7.2 ± 0.31
8.6 ± 0.33
8.6 ± 0.31
9.5 ± 0.32
1.2 ± 0.15
0.9 ± 0.14
3.8 ± 0.22
2.8 ± 0.19
0.5 ± 0.11
0.1 ± 0.10
0.7 ± 0.12
0.3 ± 0.09
0.3 ± 0.10
0,7 ± 0.12
490 ± 19 840 ± 33
38 ± 7.0
34 ± 13
85 ± 5.4
110 ± 9
8 ± 4.2 96 ± 24
310 ± 14 150 ± 17
210 ± 7 91 ± 4.9
550 ± 23 1500 ± 60
480 ± 17 1500 ± 50
56 ± 7.2
67 ± 10
79 ± 4.6
160 ± 11
36 ± 8.9
17 ± 21
32 ± 5.5
33 ± 10
16 ± 5.9
110 ± 19
58 ± 0.9
6.5 ± 0.29
5.2 ± 0.24
1.3 ± 0.13
14 ± 0.5
3.9 ± 0.23
3.5 ± 0.22
2.4 ± 0.19
25 ± 0.6
1.8 ± 0.17
23 ± 0.5
3.3 ± 0.20
13 ± 0.4
2.8 ± 0.20
37 ± 0.7
26 ± 0.6
6.8 ± 0.30
3.0 ± 0.21
74 ± 0.9
6.9 ± 0.27
0.4 ± 0.10
0.2 ± 0.11
41 ± 0.7
3.4 ± 0.20
5.8 ± 0,24
2.1 ± 0.16
2200 ± 30 700 ± 31
360 ± 16 240 ± 24
300 ± 9 170 ± 10
220 ± 14 480 ± 37
1400 ± 30 200 ± 19
530 ± 11 72 ± 4.2
960 ± 29 500 ± 36
2000 ± 40 4200 ± 90
330 ± 14 220 ± 15
1500 ± 20 400 ± 16
33 ± 7.6
34 ± 24
1900 ± 30 410 ± 23
360 ± 15 330 ± 24
Sampling Depth
(em)
Location (Bq/Ⅹg) (MBq/Ⅹm2)
(dried Soil) (Bq/Ⅹg) (MBq/勘㍉)
(dried Soil)
29 ± 5.0
92 ± 17
120 ± 8 1200 ± 50
650 ± 12 1200 ± 40
900 ± 23 140 ± 15
700 ± 19 530 ± 25
1200 ± 10 1200 ± 30
780 ± 25 1700 ± 60
320 ± 15 さ50 ± 47
1600 ± 20 2600 ± 70
41 ± 1.8
35 ± 2.1
2900 ± 30 12000 ±100
1500 ± 20 1500 ± 40
1900 ± 30 1700 ± 50
440 ± 13 1400 ± 50
150 ± 9 890 ± 36
0.6 ± 0.10
0.5 ± 0.10
3.1 ± 0.20
7.4 ± 0.30
30 ± 0.6
13 ± 0.4
16 ± 0.4
1.3 ± 0.13
14 ± 0.4
4.7 ± 0.22
93 ± 1.0
20 ± 0.5
g.8 ± 0.32
8.7 ± 0.30
5.6 ± 0.27
4.3 ± 0.24
44 ± 0.7
16 ± 0.5
6.2 ± 0.27
3.7 ± 0.22
98 ± 1.0
110 ± 1
62 ± 0.9
16 ± 0.5
42 ± 0.8
14 ± 0.5
15 ± 0.5
9.2 ± 0.34
3.5 ± 0.20
6.6 ± 0.26、
0.3 ± 0.14
0.3 ± 0.15
0.9 ± 0.17
1.3 ± 0.21
2.2 ± 0.18
0.5 ± 0.12
2.5 士 0.19
1.6 ± 0.17
8.4 ± 0.34
4.5 ± 0.26
11 ± 0.4
7.0 ± 0.30
1.9 ± 0.16
1.7 ± 0.16
1.9 ± 0.24
1.6 ± 0.16
13 ± 0.4
10 ± 0.4
2.5 ± 0.20
1.9 ± 0.18
12 ± 0.4
12 ± 0.4
11 ± 0.4
11 ± 0.4
12 ± 0.5
9.0 ± 0.39
1.2 ± 0.17
2.0 ± 0.19
0.8 ± 0.12
2.1 ± 0.20
14 ± 7.0
58 ± 26
35 ± 6.8
210 ± 34
48 ± 3.7
53 ± 11
140 ± 11 180 ± 20
420 ± 17 500 ± 30
150 ± 5 420 ± 18
150 ± 13 340 ± 32
110 ± 13 310 ± 32
470 ± 13 1600 ± 50
17 ± 1.3
19 ± 1.7
360 ± 11 1400 ± 40
260 ± 9 980 ± 35
550 ± 20 1100 ± 50
37 ± 4.9
310 ± 29
33 ± 5.1
290 ± 27
0′-5
5・-20
0一-5
5一-20
0一-5
5一-20
0一-5
5一-20
0~5
5・-20
0一-5
5一-20
0・-5
5一-20
0一-5
5一-20
0・-5
5・-20
0一-5
5一-20
0・-5
5一-20
0一-5
5一-20
0一-5
5・-20
0・-5
5一-20
0一-5
5一-20
Asahi一打‖lChi,0ⅩAYÅMA
〝
Hiroshima,HIROSHIMA
〝
Matsuyama,EHIME
〝
Sakaide,ⅩAGAWA
〝
Fukuoka,FUXUOXA
〝
Obama-maChi,NAGASAXI
〝
Sadovara-maChi,MIYAZAXl
〝
Naha,0ⅩINAWA
〝
Åugust,1989
Sapporo,HOXXAIDO //
Iwadeyama-maChi,MIYAGI
〝
Ⅹavabe-maChi,AXITA
〝
Yokohama,ⅩANAGAWA
〝
Takane-maChi,YAMANASHl
〝
Gotenba,SHIZUOKÅ
〝
Osaka,OSAXÅ
〝
(19)
(20)
Sampling Depth
(Cm)
1ミ)Tcs Loeation
(Bq/Ⅹg〉 (MBq/Rmi) (dried Soil)
(Bq/Ⅹg) (MBq/Ⅹmユ)
(dried Soil)
Hagi,YAMAGUCHI 〝
Saga,SAGA 〝
0一-5
5■-20
0一-5
5一-20
2.2 ± 0.17
2.5 ± 0.20
0.5 ± 0.11
0.g ± 0.13
2.7 ± 0.19
3.4 ± 0.24
130 ± 10 720 ± 55
24 ± 5.5
140 ± 21
160 ± 11 380 ± 27
8.4 ± 0.31
6.7 ± 0.28
2.1 ± 0.17
3.2 ± 0.21
7.9 ± 0.31 7.3 ± 0.31
500 ± 18
1900 ± さ0
100 ± 9
520 ± 34
450 ± 18 810 ± 34
Kaimon-maChi,ⅩAGOSHIMA O~5 〝
September,1989
Ⅹochi,ⅩOCHI 〝
5一-20
0一-5
5一-20
11 ± 0.5
6.8 ± 0.33
550 ± 22 900 ± 44
38 ± 0.7
13 ± 0.4
2000 ± 30 1700 ± 50
(6) Strontium-90 8nd CeBi11m-137in Sea Sediment8 日rom Hay1989 to Sep.1989)
-COntinued from NO.88 0f this publication-
T&ble(6):Strontium-90 &nd Cesi11m-137in Sea Sediment8
Depth 00sr 13Tcs
(m) (Bq/Ⅹg・dried Soil) (Bq/Ⅹg・dried Soil) Loeation
May,1989 Mutsu,AOMORI
July,1989 Yoichi-bay,HO正長AIDO Tokai,IBARAGI Moji-Port,FUXUOXA Xaseda,ⅩAGOSHIMA
August,1989 Matsukawaura,FUXUSHIMA Tokoname,AICHI Osaka-Port,OSAXA Yamaguchi-bay,YAMAGUCHI
September,1989 Yokosuka,ⅩANAGAVA
0.32 ±0.13 0.15 ±0.13 5
3 7 4 4
3
1 1 1
1
0.64 ±0.14
0.50 ±0.13
3.0 ±0.21
0.44 ±0.12
0.00 ±0.08
0.06 ±0.09
0.06 ±0.09
0.00 ±0.09
0.80 ±0.14
2.1 ±0.18
4.4 ±0.25
3.3 ±0.21
0.00 ±0.08
0.00 ±0.09
0.15 ±0.11
0.17 ±0.11
3
58 2 0
1 1 1
2.2 ±0.18 0.08 ±0.09
(21)
(22)
* * * Rain and Dry Fa(lout(for domestic program) * * *
< Cesium-137 >
(MBq/km2/mDnih)
< StrDn†ium-90 >
【MBq/km2/mQnth】
0・…・・…Sappor8
◎………………・Mito
F-一一---=- Fuk山
一--一---…- Shizuoka
------・ Na98Saki
【Ye8r】 【Ye8r) 1985 1986 1987 1988 1989 1985 1986 1987 1988 1989
Fi9.卜1
* * * Rain and Dry Fa[lout(for MHO program) * * *
< Stron=um-90 >
(MBq/km2/month)
< Cesium-137 >
(MBq/km2/month)
1E+2
1E+1
1E+0
1E-1
0
0……………‥・・Akit8
◎‥・… ・・=…Chi♭a
か-…-…--- Ni盲9a†8
------一一-一 口s8k8
------・ Ka90Shima
転
1985 1986 1987 1988 1989 (Ye巳「) 1985 1986 1987 1988 1989 【Ye8r)
Fi9.卜2
(23)
(24)
* * * Air♭orne Dust * * *
< Strontium-90 >
(m8q/m3】
< Cesium-137 >
(mBq/m3)
0‥… ・…00kuma-maChi
辱卜……………・・・M=D
トー…--…-- Hamaok8-m8Chi
-…--…-… KDbe
トーーーーー・ Na9aSaki
●‥胃
ローlコ}・8 11
ヰ陽:了㌣㌣∞や l
呈ども中。 (Y8■r) 1985 1986 1987 1988 1989 【Ye8「) 1985 1986 1987 1988 1989
Fig.2
* * * Tap Hater * * *
< Cesium-137 > < Strontium-90 >
【mBq/上) (mBq/ヱ)
1E+3
1E+2
1E+1
1E+0
0
0・……………・=Hakk8∩8i
o……‥=……・=M=0
---一--…… Shizuoka
トー…--一 口k8Yam8
------・ K890Shima 誓華禁 _′■・---■ 9.-_一P/
【Y巳8「) 【Y亡8r) 1985 1986 1987 1988 1989 1985 1986 1987 1988 1989
Fig.3
(25)
(26)
* * * FreshNater * * *
< Strontj um-90 > < Cesium-137 >
【m日q/幻 l爪Bq/上)
1E+3
1E+2
1E+1
1E+0
0
0………=‥・…‥Barato-】ake
O…‥……・・…K8SUmig8Ura
----…-= Turu98
トー…--=- SuH8-】ake
す------・ Shobar8
●・;二ニニニニ●・・・・・・・・チ・て・盲二二二ニー==iニ†・-一一---一名
トーニ史ニ㌫ニュ山芋こ二二竺二三三竺 トー……--- _
----- -------- 一
1985 1986 1987 1988 1989 (Y=「) 1985 1986 1987 1988 1989 【Y亡8r)
Fig.4
* * * So= * * *
< Cesium-137 >
(Bq/K9.dried So=)
< Strontium-90 >
(8q/K9.dried S8Fl】
1E+4
1E+3
1E+2
1E+1
0
0…‥ ・‥・S8PPOrD
◎=…‥‥ …■Yokohama
---…-…-- Gotenb8
-----…--一 日iroshim8
-------・ KaimoローmaChi
冨:::::‥ ‥=:‥:伊・・・∴・∴・・∴・.・∴・舎‥:;::‥……tこ1e:‥;…・り‥・・=:個
------一一一一----一一-- タ / 乳こ===出 /
/
…. 名 .. ;・い1㌔ ニニ吟
」}・-......一 ‾ ‾
■■′ ノ7
′′′ ----∴一一
ーーーーーサ‘-サー′ ‾‾‾一寸一一11こ‾‾
ロ ーー→- ---∇------■-__-
(Ye8「) 【Yモar】 1985 1986 1987 1988 1989 1985 1986 1987 1988 1989
Fig.5(SampEing Depth O-5cm)
(27)
(28)
* * * So= * * *
< Strontium-90 >
(Bq/Kg.dried S8=)
< Cesium-137 >
(Bq/K8.dri亡d SDil)
○………………・Sapporo
O・・・・……………Yok8h8m8
か---…---- Got en♭a
-------…- Hiroshima
-------・ K8imon-m8Cト=
ー 4ト … ● ・ ′一 :::‥二==ニ㌔・∴・∴∵・・-′・・エ・∵二言二::::::::::::::…:ニ‥‥=‥:::::●
;
=ニ ′ E=======‡二二二二二ニニ:‥‥専一-モこ籍
/ h -、 /
-、 /
・一・・0・・・∴ヽ・.・. 専二三壬さ三:ご二ニニ÷腑●=■ニー=ニ軒主 ーーー;d /
/ /
/ 甘\
\ ≠‾‾‾ぺ →、
、、
、-、 --、
1985 1986 1987 1988 1989 (Y…「) 1985 1986 1987 1988 1989 【Y88r)
Fig.5(SampFing Depth 5-20cm)
* * * Sea Sediments * * *
< Cesium-137 >
(Bq/Kg.dried Soil)
< Sいon=um-90 >
【Bq/K9.driBd Soil)
O……”・・・・・・・”Yoichi-bay
◎………………・M8tSUk8WaU ra
か-…----= Tokaj
トーーーーーーーー Yama9UChi-bay
ト・・-----・ Kaseda
トーーーーーーーーーーーーーー ーーーーーーーーーーーーーーーー t
・…‥○‥....
絆疋d転:二■=プ 喧禁ヂ\ご霹靂 二
_ __一一一一て 【Year) (Y亡8r) 1985 1986 1987 1988 1989 1985 1986 1987 1988 1989
Fi9.6
(29)
(30)
in Japan ** Samplin9 LocatiDnS **
S8PPOrO 23:Tsu 24:Kγロt8 2:Aom8ri
3:Moriok8 25 Os色k8
4
5
Akit8
Sendai
26:Tottori
27:Kobe
28:H8k8yam8 6:Y8m8g8t8 7:F〕kushim8
8:Nii98t8 29 Ok8y8m8 30:Matsue
31:T8k8m8tSU
32:Hiroshima
33:KDChi
34:M8tS〕γ8ma
35:Y8m8gUChi 36:DDit8
37:Fukuok8
38:S898
9
10
11
12
Mito
〕tsun8miy8
Chib8 〕「8W8
13:Shinjuku 14:N898nO 15:Yokohama
16
17
18
19
20
K8Uhu
TDy8m8
K8∩8Z8H8
ShizuDk8
Fukui
39
40
ん1
42
Miyaz8ki N89巳S8ki
K890Shim8 N8h8
21:N89D†8
22:08tS〕
感
Cover Page ContentsResults(1)-1 Rain and dry fallout (for domestic program) (1)-2 Rain and dry fallout (for WHO program)(2) Airborne dust(3) Service water(4) Freshwater(5) Soil(6) Sea sediments
Sampling Locations