ML20234E142

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Forwards Newspaper Clips Re Bodega Tour
ML20234E142
Person / Time
Site: 05000000, Bodega Bay
Issue date: 10/09/1963
From: Cook D
US ATOMIC ENERGY COMMISSION (AEC)
To: Fouchard J
US ATOMIC ENERGY COMMISSION (AEC)
Shared Package
ML20234A767 List: ... further results
References
FOIA-85-665 NUDOCS 8709220294
Download: ML20234E142 (10)
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{{#Wiki_filter:. Ii.atn ( i / /,-v e.) ?, w / 100 Y / Pr Joe Fosshard, News Service Branch October 9, 1963 Division of Public Information, EQ Dale J. Cook, Acting Assistaat to the Manager for Public Information, SAN BODEGA TOUR .j MI DJC ( The attached ; -_;rMr clips suppleasat my mailing of yesterday, l subject as'above. ( Attachments:

1. Clip, S.F. Chronicle,10/9 -
2. Clip, S.F. 8hr==8 =w, 10/9
3. Clips, Oakland Tribune, 10/8 l
4. Clip, Santa Rosa Press Democrat, 10/8

) 2 g, w/ attacks._ [HaroldPrice,_ REG 5 cc: Robert lavenstein, D1Jia, BQ, w/attachs. F. K. Pittman, DRD, BQ, w/sttachs. R. W. Smith, Compt. V., SAN, w/sttachs. ( D 4

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... ~... ,<>e,. y. w c. ,A. :., :. t .-..n a a & .a e r EXCAVATION WORK CONTINUES FOR NUCl, EAR POWER PLANT M,'lllLE CONTROVERSY RAGES Opponents claim plant would be threatened by any carthquake along the nearby San Andreas Fault a i b e i l' l e 1 i I i L I '=_==______w_ . ~. u-e.s' e. e,. e

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~ Consultana idred by the Pa ment dt fraefdres 13 an cacti,. j ~- h[ mitted there are " fractures" m ( cific Gas and Electric Co.( quake fault.- but that the dec .N of any activity in the fault isn't d ^ l ~ Q the h e d r o c k at the nuclear known. ) h power plant site at Bodega Bay One government geologist, Dr. p 1 -but said it is "very unlikely" J. P. Eaton, said last Friday he } d these were caused by earth-doesn't believe the Bodega site l 1 [ quakes. Is "an adequately safe location { W The plant has been opposed for a nuclear power plant." .l ' ? by v a r i o u s Individuals and Dr. Tocher said Monday the l / "1 Lj"( 3 groups who believe it would be bedrock seam and the upper ., a ' O- ; c.9,, f u O threatened by any quake along flaw in the sedimentary rock l J,.Q the nearby San Andreas Fault, are aligned at the pit's south. Md Site work for the plant started west corner.- P,ut, Tocher said, "5 carly this year, this alignment does not cun- .~4 3

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The SGI m iI!I o n plant is tmue across the whole 142-foot ( width of the pit. , 3* d. h } ~

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i, gq planned for Bodega Head, on FAULT EXPLAINED A ,.2 Q, the Bay's north rim, some 50 "This slip 4 [9. -, #;*, . f ' miles north of San Francisco. way across," dies out about half. ,M I, Tocher said. "It M

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P. G. & E. has dug all but the could be called a ' fault / but it. '/- ,;d~~' 9- ". last 10 feet of a huge deep cir. would be premature to call it. j 1 " cular pit that will house the an carthquake fault." N' ' I' 1- '. nuclear plant. The firm is dig. Ferd F. Mautz, P.G. & E. d:) 'SOME DOUBTS ging in bedrock 63 feet below chief civil engineer, said the re-sea level, actor pit will be lined with a h ' ~ ~~ seven-foot thick layer of stect.

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g;l1 Consultants said M o n d a Xplant, Mautz said, is not prone

'fp y* pq: T jeg qc3 O there are "quite a few flaws y4yj in rock in the area, but they to earthquake damage because, unIike conventional above-K 3 5. dc y 4: 'j) don't believe these are lesser ground buildings,1; would not I f. p 44pW/c o n earthquake-caused faults rada-MEMM/ h,.,. atmg.from the San Andreas suffer from the " whiplash" with l ~, I which earthquakes frequently .. ; s > 'l, f.he:h. Fault, about a mile to the north-topple buildings. y,gf;g

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The bedrock, which is quartz-wou.G. & E.'s pros,osed plant P I 'M.b Q g g'Y.O$ h.p$]%y ld be complete in late 1966 l '. 4 - 31 " seams', contains. several old or early 1967, and would gen-s.jg t gy.&. which' consultants say erate. some 725.000 kilowatts, ) ) t_.,~...;.,.- w g} probably date back more than enough electric power to serve l

  • ---~aa v:lq- ; ;- d g=/qvpT" 90 mtllion years to the forma-Dit. DON T0bilEft EXAMI ES, ROCK SAMPLE tion of the igneous rock. Most a city of half a million people.

The com however, pletion of the project Seismologist says fractures not necessarily from quakes, of ^he scams filled either with is contingent upon clay or with more molten rock. A;ove bedrock is a layer of AEC approval and licensin*n. 100,000 - year. old sedimentary rock which is much newer. They have dated the flaws in sedimentary rock at about 40,- 000 years ago and contend that thia indicates there have been + .- no shifts in the bedrock for at 1. i least that long-clse more re-I cent fractures would be evident g in the higher sedimentary rock, and they are not. EXPLAIN CASE D: plaining the case for P.G. & E. were Dr. Don Tocher, scis-mologist at the University of Cahfornia at Berkeley, who has been retained by P.G. & E. as a consultant, and geologist El. mer C. Marliave of Sacramento. One fracture in the upper sed-imentary rock is aligned with I a seam in the bedrock, Tocher said. It is this alignment that has stirred the controversy. The Atomic Energy Commission pre-viously reported that the align-g, dab I ~3w = - -. ~ ~ - - - --- - - -- ~

) A u (L / (.. / / i / j / Quake Zone Designing of Re ctors New Science hL...<. 7.M'(L.alpro/J The lors in earthquake zones.is a gineers of experts in the field ign of nuclear reac ' 6f fes ni new science wheeb :;till requires a' great deal c! smdy and special reactor safety. i The professors said that, a-1 - knowledge, acen.-ding to two Cal-present, the carthquake desigt ifornia Insthou af Techno!agy criteria for rcactors ar professors. e "thret An outline. to six" times more severe than ame of these problems was those for ordinary buildings in in San Fran^in resented trdoy carthquake are*? y G. W. Hous-nun, both pro-noted, has been directly towardPast ncr and D. E - Icssors of Chi. agineering and designing ordinary buildings Applied Mechan.cs. They delivered a joint paper such as are found in large cities 10 the American Society of Civillike Los Angeles and Tokyo. g Engineers, which is holding its "The prob! cms of designing .i annual meeting at the Fairmont' great earthquakes Hotel. special. structures to withstandi without suf. 'NEW PROV; WON' ing even slight damage has no j t 1 + '"The potential hazard of un. been given particular study. controlled relcaw of radioactive "Because of this. the know. l. materialinto IN a'mosphere has edge of earthquake factoniis n.ot from the begi. as precise as would be desir-cial problem n ; actor saicly." posed a spe. able " I LACK EXPERIENCE the paper said ~j - The paper ned that a "new The professors said the prob-lems of designing p fer ectly safe nuc! car power plants in earth-4 quake zones are complicated by lack of past experience. j Since. nuclear reactors ha j only existed for a few years,veit is.not known how earthquakes might affect such devices as graphite bloek assemblies fori. gas cooled reactors, jcoolin complex .tems.g systems and control sys-)l 1 i i I " Increased research must be made to improve the precision i of our knowledge of destructive earthquakes," they said. R "In addition, spe'cial investi-gations related particularly to ' )dertaken."nucicar installations must be un- ~ l 1 [ h J l w

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,,q,f~.', p. j n o. j v ' 'g y,,.,..,j l. b.;% / o.su (g; v, 6 - a a;-.., >, e 2:.. m A g'.v n. , &.%,.< e !, - a.g 3 :.f.~3 t; T.. e a - L. ,r-l*.102:Jud Id.2 fhN.ii.E.,.~-- 31. s n o.. . F. ). _ l'ii. L.....;._ ;. -{ wr.> Qc> M. hw: e.o _-taMu,1 SITE OF PROPOSED NUCLEAR REACTOR, NOW G1 FEET DEEP u,, m. m t uc.,, Newsmen Cluster At Fault L.ocation At Bottom g I o e l l 1 o 1 x. 9A ? a _, - -. -.... - - -. _ _ - -

( ( 'NOT. A THREAT'

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g.x4%u .m. d .FG-7 u-M y a uom Looz' am']at 1'""Ilau t .a h.Bomic PowarPlantPit !!v MY ENGDAlff. p . - + . 001%A it.W-Earthquake r.nd l p ' : " naahnals ycterday told '

k t T.h Eut on the south side of the pit' i

0 nen en.terace here of. { :f..n!!dence 61 a fault la llo. ' .j a one fault la the granite was found c M>J t-to roughly linc up wis a displace-a. 'fe:d po o., p a (." ment in the sedimentary material p.w.d Pac::yos no threat to the,! ,i.j93. k 3. ic Gas & E!cetrie ; i Ib above it, raising suspicions that ut nude:.r rence,r. } g "p gg rock had undergone move-The otron;, cst solce was that of f V 'l : ? ? ment since tho sediments were Dr. Don To hor, liniversity of Call r '{ laid down. fnrnia seismologist retained by the f. 'f Dr. Tocher said he does not now t 4 l otuty campany. who said he thinks [ it "very unlikdy" thai the suspect ( "I. & think that is the case-he said he i thinks some other explanation far

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the shift in layers of sediments falt line is either geologically ' young or active, ' ld, :~ i can be found. !!c was backed by E!mer C. Mar. i % *,' k3;, !! ave. Sacramento geologist who l' ~ ' ]vi kW ) 'qv, ; Fault Trace g are being built in worse founda. (( ,/ 4 %.,, i 4 k:, - was followed across the bottom of said many other major structures I W? eld-For one thing, he said, the fault tion situations, and who said the y. j ^ M yTi. M f the pit and up the other side-but yt;M4j existence of the crack would pose 4 - 4'. e 3'#.Qggl:WWg.;M[b% , vanished where the granite meets no structural engmeenng problem. 1 l . the sediment there. - ~ .3 announced last F rid a y by the ky ' W ":,., Discovery of the fault line was ~a 4:

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if M %'M '*RA.M Atomic Energy Commission,3thich h ' "% d. i ' If it w a s a t r u e earthquake- . h5 #- M' caused slip, he said, it should . [:dM, ' r,a:d it does not know whether the F. 5 r' b ~. M.' have shown up in the opposite '~ fault is active but is continuing )@N ~ SF. ;y. j% lil wall's scdimemary depo.u,ts. O to observe the situation as excava. M M '1 .The direction of shit in the gran. tion continues. W Dr. Tocher also expressed cau. f: k '1 y '.' ito was sach as to 110, the rock on tion that his conclusions were only l ~ l' WQ the sct.therr. side by as much as .h N two foot, De said. The exact " preliminary," and that it would j 1 take ano: hor three weeks before. 1O1 amount of d;splacement of the rock .,'~o h *1 at the fault :s difficult to see since the fault is faily explored. '... 'cu [ ~ m 4 y.: the rock a a uniform mixture N i. M j b k.H Here, roughly, is the situ: tion at lj j without layers. The situation at site ,NY: fGF.I!v ? W$.1 pW Shifts mecsured in the sodi. t . $. t # 1 the contmversial plant site: 1 menta y rod above range up to D1. ) #@ri&rf o' j eight or nine inchea,' he said. At hN. Bodega Head is a granite forma. " r; tion somo 91 million years old, b,- $M.f2W ' the top of the reactor pit, what is "+ 1 capped with a layer of sedimentary & , i. ge,.Q ~ ' Migh f ~ L kl depsits formed in the past 40,000 k m.o. h.4 - W' s.i c x At the site of the proposed re hI Y D:D@k / '... 7.51. s. .h ' displacement show, an abrupt up- .III"L y N. believed to be tha same line of or so years, i SN ' M -M "7 d ; e$' h[w'3 lift of about two inches between i '. :- s actor on the east side of the head h -VID <i exposed layers of material. lands, the granite below ground fv!@ i@?[... ] Ct. @g.Y Dr. Tocher said further studies slopes toward the bay. 9a y j ;, ~,,9qJ j' Q will involve wateldng the fault this year, and in mid.Au;ust be- [ 7 %.;Q., PG&E began site clearing early . %4 . 6.: W: f.Q \\ ' exposure in the gccnite at the bot. gan sinking the 142. foot-diameter h ' .+M 1T* 3 M ' ',CJ tom of the pit as the excavation " Numerous" faults were found !. W,}3& 5 f.... T. NP goes.down anothee 1" feet to a pit in which the reactor would sit. -' ~ r 4 y-p p,h - depth of 73 feet be:ce: sc:; !cvel or M, Gy% la the granite, Dr. Tocher said, I ,,o 1 about 78 feet below the top cf the Lg.7 pit. formed when the rock itself was l but said he thinks those were c

H 'd ~ P o

~- 2dM That, said PG&E, shou!d take i cooling and haven't moved sin'ce. L,,_.,,._,^.uc,;;d. %l;A.e.,;'; 1,M.1$ MI.,.,;,, about tw weeks. -) PEGS MAP COURSE OF FAULT IN PIT FACE In addition, the earthquake *x- . continued on Page s. col. n Dr. TocherI. .s At Scarn In Granite ( } e ~f? ,. - ~. - n. ~. i - -~.-.. ~ - _ _ - -. - _.... -__-.___-___.____?

/< ( i 'NOT A THREAT' l A Close Look at That Fault I '[" "y n

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'~% n n (Continued from Page 1) pcrts from the Atomic Energy cho discovery of Sc bte.st fault, ped said, the trace of the slippageCommission. in the sedimentary deposits will The AEC, a "last court" in the situation" in terms cf cariquake Dr. Jerry P. Eatan said the " worst be explored on the surface, probcase at the rnonent, plans to hold :novement must ha expected. andi fresh ice-plant the utility company plans and on the safety of the siteably including remo on dat basb concluded Gat tho' public hearings in Santa 11osa on ite is not an adequately safe s has lastalled on the slopes of the location for a nuc! car p o w e r excavation. One clue to the significance cf plant." hthe new fault discovery is the con. posits remains a relative unknown,lAEC's important advisor Similar sentiments hr.ve been j expressed by Dr. Pkrra Sair.t. j Dr. Tocher said. Some wood sam. Amand seismological and gaolog. } tec on reactor safeguards, which ical consaltant who viewcd the ples found high in the excavation emphasized the need to know t age. dating through measurement ground movement under the wheter there is a possibility of a site earlier this year at the behest of plant opponents. of radioactive carbon but it turn. actoritself. cd out the age was, beyond the The site is about 1,000 feet from PGAE mm i 4004 year limit of the process. i That means that the sediments quaka faultjthe edge of the San Andreas eart{ al. zone, the are at least that old, he said, but famous.tcrusto plans, although one p6nt. earthquakes. source of a number of majorled 'out that'the Eode;a II d c thcro is apparently no other means ca e of dating available to fix it more was purchased as a bcadon for Some citics of the plant pro. e;ther a conventional or nuclear. j precisely, posa! - including a Department fueled plant. If the sediment slip should be of the Interior scismic specialist movement along the fault, that the likelihood that future ea -have said that proximity raises problem in ec atructiFvidence :c on of a con. would mean that it happend some. quakes may cause ruptures in tho;they said ,, 0:!-f: red power plant, timo since the sediments were laid plant arca, d)wn. l i The company. :ncy c;.timr.ttd. But Dr. Tocher said he doesn't. thas spect perhaps M million cn think that was the case, and ad.l Tocher Disagrecs Dr. Tocher repeated yesterday announced estima vanced two theorics to explain the'that he holds an opposite view - wholejob slippage on a non, carthquake.that because the San Andrcas Fault basis. One possibility, he said, is that is liholy to be concentrated there! the slip is the result of a different jrrdher than in areas to the r.ide , mon arrivh:; in two rate of compaction of the materials! -that one sido of the slip lino had setAnd although PG&E itself has helicopicts chartered in San Fran. the 1,004 foot figure as the cisco by the utility compny. l thu s was squeezed down by the; bad fault zone, Dr. Tocher sa o asting in the weight of material deposited above. he estimates the distance from site rock and scooping out rubble wi:h j Another possibility is that of a to Ge area of moyensent in the a crane-woro sh t down for two u landslide origin for the, slip line, ho!1tm earthquake at something like hours while reporters and televid said. a mile and a half. sion camerame n were lowered in-AEWatching - The AEC announcement Iastto the pit and examined the fault line. Watching developments

wcck of the fault discovery was with utility cornpany consultants ment of Go Interior report on thealong!capied with relea Opponents Fire Salvo will be, geologists from the U.S.

geology and possible ha:ards of The disclosure of the fault; Geological Survey, which has been:the site. brought one immediate citershock: on the scene almost daily, and ex-l la Gat report, written before plant pro , e or ern Cali. t e v W. e e.t n e it GA 3 c. i .i .4 l i .---------_-----r_____~.

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+,, .,.. : 9 1 , J]1 2 -f ~" ..asemos;.wwe.Ja q.;imw.aru . @k' SEDIMENT DISPLACEMENT Dr. Tocher Shows Where Layers Jeg fornia Association to Preserve Do. the AEC exercise its "preroga. dega Head and Harbor, tives" and " rescue the utility com-In a louer to the AEC, the a's. pany from what has become an sociation charged that the plant increasingly embarrassing mis-excav'ation is a violation of AEC (ake." regulations, and that the "projcci has quite gcuen out of hand..." (PG&E says it asked the AEC if work it proposed was with the rules, and got an affirm: Jive an-swer. All work is specifically at the company's risk, a spokesman said).,' The association letter suggested 9 i e nl f _. _ _ _ _ _ - _- _ Y-7YY YI E E T E' E " '}}

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