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HomeMy WebLinkAboutBUTTE CO. PLANNING DEPT. 77-22 1,r r: �• . �� A ,` ��, r � "; rw�x''�� /, . �" ~ � � � ''b � x 1, �• a x s n �•� �, ;p A � .^ : 'Zk i 0 q � � � x ry 1 � p �a � ; T ' �� 4 �, f1 x : w PROD :ECT LOCATION CITY.,: fl ' PRO,7ECT LOCATI.O%Y COUNTY: Ai1 o Butte Co'urity ' Blztte T I1 {f PERYOD PROVIDED VORREViEC7� 'Thi Be'uttCatitnty asap b a ear�.rig on the b�a't EzR nn at 1: 30 p m at the Boar, o . 5 'pervi:sors , RCOM 40,Arthoueo, ' ` ' CI orovi �.t Cull. 6rftia. w �r , d ADDRfiSS WHISRE COPY` OF ORAE EIR IS ` AVAILASLt, P, annirig epartment, CO'Lift 'jr COntor DtlVe'4�rav IleCa,l ornia i OTI E 0 COmPLETlbN 'Imp Report) ' U (off L ,af Fnvir�onr�etit apt t �P ` CLARK ,A. N8LSOlrI CounNY r�rw U. it c3 s , , i� , .. RE SPOI4SIBL `-a'CEI�CY " DEPAkVMtNT: A �:' Gyunt b Butte i€', p1anni,-'n PROJECT T'lm BUTTE CotwTi F..LAIvNING" NEW GENERAL PLAN ELEMENTS 7DDRESS.: " CITY: COUNTXc rwy '7 Count CedEer Drive « Orovill "$ttte r ' <i CONTA+�!j PERSON: ` AREA C0D' R PRONE Ly . awrence ,J.at�sony' Planna.n .Diect6r 91 G .. F.. 534-960 PrRO=CT t)ISCRIPT1014 OF L4.ATtyAE,' QURPUSE,' SAND: BENEFICIARIES:. t�\ `` �fth'e r� The draft jnur on ,Sa`g:e� r Sa�et Element ('Pr69ect No ..i7 -22j , __the ''Scenic. Fli` wa Ement�Pro.1Ot •No . 77,-2S) , and the Noise EleMent Pro i e' le o O IV'o7�-24' ef.''the -Eutte Y'_Couhtv_General Plan._ .; : w PROD :ECT LOCATION CITY.,: fl ' PRO,7ECT LOCATI.O%Y COUNTY: Ai1 o Butte Co'urity ' Blztte T I1 {f PERYOD PROVIDED VORREViEC7� 'Thi Be'uttCatitnty asap b a ear�.rig on the b�a't EzR nn at 1: 30 p m at the Boar, o . 5 'pervi:sors , RCOM 40,Arthoueo, ' ` ' CI orovi �.t Cull. 6rftia. w �r , d ADDRfiSS WHISRE COPY` OF ORAE EIR IS ` AVAILASLt, P, annirig epartment, CO'Lift 'jr COntor DtlVe'4�rav IleCa,l ornia i r a !I { fl) 1 n ENV CRONMb`S'� i Ri' 18 ] FINDINGS b Butte-'Co.PlaAniTig� :Dept. '� ;, �.. n .r�.� 'P1 11 -R1 nme APP1a c tnt' s Name ,lr; yr:� ��rp of Prod ect .y � y .,, Safer � . ement �Tv . � 7- 22 . r 7' CO -e l�g�rnnti Seasmac Safety _ er Address"� �i.; location, 6r P rcel a« Naa„se 216%ent, No. 77-.24 Orolra d 9 5 .=;4 r� . _ 2��2. n 11A � �7 � te Received,,` j 4 n;MINGS , J f3 „ W .thous re`vzt the :Chec'klis �� e u t'e Count F4n.�irb'x menta 'Revs eta' �a Y ` Gflmmn t'te.e `de 5. C'Z�xMine.4 Ahat zan ronmentzil Impact Report should be pxe.paxeci ©n �.he above ident ill" 6 pxoy'ects' due to the b-i~.oa %scope; bf the prosect 'aria its. env rOAItOh-t1,41. significantb. 1 D TEV;SM, NATION This project cat ld have a 5ig `;3 'ar't effect on the ehVi rohmeht. An EnViroftMental Impact Report is ;.t4ifbired. X WV R0MMVNT.AL R, Itty COMMITTPF r„ , Date s By bi'eetat ek" Planning r I' 9%Z�%96 B �`�te Co. Pla a�1.ng Dept'. S e:ty , S61$Mie` Sai�-e'ty; iunenic. Higt lays , And G� � �, �`' �1 0 ij �.�1U.bh t; Of the Gehet&l Plait ^fYti NVTRONMENT�L REVI !C' ITTEF ;f ''`K`K NUT.ES OCTOBER" 1-21-9,7 `6 r, P cl i :SpEEZAL T�1EMNG CALLED] .-ATt>THE R QUEST., „v EUTTE C010NT'Y. 'COt SEL n %%" P�RE`SF! Jay NicKeeman. 1law:axd Toussasnt, Cary E1'a �ery�, and `Day.era ton. ' ,LSO PREShNT' ..Bob Gaa:sex, 'Bei Si`emsen an nn d X011.. a a 77-1.3--Z-"7Z5 j BUTTE '.GO P,LANNIX DzPT. 'Revsdraft E (I �R. an the Sa ty `�,•� " Z 2 'a, c e,�� c 1I i' hwa s lil ezaent S.e sznic `Safety, .Eltment �: Rraj Nb 7- �� `',"" g Y �Ero) 7-2'S) , ,a ew�,�E em n roj No 4) aof th nd Notes 1 e 7�- .Io.: ; ` Butte ,County G-enera ,P1,an. „> > �� Ix� Toussa�nt requested an 'explanation nf� `Faxa aph '�' on Wage � C!'�:. fix» u ' McKeeman' ce°�ponded that there are no +maps of °the EIre Ham �d A yeas . . Butte Gount'.:,, fix, tFlanexy f;e1t th.at� the last senitencc in Section �3, rage 1O;r:, shad be` reworded: .The Co nm- .'e d tj,cus:sed this anr� a-, relvord ng retic mon.. The sen`C'ehce 'shah nc��t `r'ead, +1If ,del tt ibn of pol c�e,5 v�ixe"` considex' y `ia g effer s, ` L delet �on shod ;d b." rh'mework dot 0t$!'' e16' poteAt a1, a� I"ov sa.a.nt �q'uest onecl trt7 ether ox �.ot,: th,e r�efe,T^enc'es on,:pages a : ,. , d e `� c etz in and 1 , D, to the ,elements being inconi ae°te do�.umen s should the E,: :fit: °lir.: `McKeetbn responded that ,the El me7its are �` ` kelt tl e� sho ildwbe .left iri: gel °Si mseli,, owity, Cbu.'nse1'- st.at;ed -teat If tlte..E eiTlerlt i,s ,de Ycl.ent-, it must be ,pbinttd out in the' �, p , aint , .Legit . , Tse u� s . in a" 5'ense, it then co tstitittes an Tico n tte E:7:tiR. t , the lemon°t's should bo stuffarc�'entOprior to fiction on they _. :R� � \� [r. �Sietttsen guest briecl the ,A1rna'taven "the I oars: E1eme'a't Fc�nc'er► an r l' 66. that. `with the am16 time ent� reit, a �� 'hoc lmR °' s ci x , 1 erna� � ,,Ve ' rLd abs ' new, e1�ement: g��ren fox' preparatxn�• p, r rs to be Wade, however, he, fed t 'the �r1'teiitxon et �:ie s,a�t-expal eve ° as;. riot, -a totally itetit Ele lient;y rather a ':e,gttest f-0 "adds+t�,onaY lnformdt � `�1 t y etprpsserl" concern that t,- t' i., 197`5 eatligt[ke-Az not thiirot�gh,ly addx"se ho;!:me�nt,r the :E:T 3R,. n 1'ther' t t � /' bss b eon rharig.`es to b Y mdenhek d Touss asked i it b�% p "Eleine:�ts ari the, E. :fit: asthe "i),8 it pr�'cess a bcoeds, anu to:rtte a ;mss , neCeSsax}? : 1Yti<: nde" "chst .once the Co1mni`'t' �ei4t: if 'she Gasser rs,po 'rio th''ang'' can C7. rAade ih;bxeib�e �"'b iietu .altern'tt;.V'es ca't �e sddd.taever.,Sr: Gay s.er sty ted"rt~�at ti�� "�+emen� s , can be Theo1�im'ittee °��as l� fury con'cern.ec :�ibbt�t the E.,.n saseig tri / acc e tai�oe . � nadec�uate e� emer is Alch sari e `�amendec� uhen the ECJ : R x caiihot; � riic'Ke:em ri Motition.rd`` that the pl, n' .ng rbep t . ti rece4 �e many Written comms 'men -_s from,, at and Lbca gericies before final 'app`ro'�a� r� the t ,R o, drift„ to it wh7.:tyll be added dntc=,��t hbp make tno`e oomp:te��er` . a.u' )f i h u ' EPIC .4 r tr• n � rt r:3 ' a .. �� � � M �.0 a r u r, r, 0. DRAT �o ' rENVIR0141ENTAL :IMPACT 'AtPORT, � FOR, ' �.'8AFtT STi SMIC� SAFETY �EtimENTi, PROJEG'x„'N C� 77-.Z2 u SCENI'O -HCGHW Y8 EL' E�IENT', PROJECT' N�7 - 2 ” f -M— 11 YVOI SE EEHHIINT PROJECT"; NO . ?7 7 - 2 n „ UT COUNTS GENERAL PLAN w r 1 v cr LII � t'7 ' , ercl �� t tI rr. E�ttt� Gu�thty� Pla�nna:ng E�'�artmeri� 1, n. iy Gn , r !� .r /ti .rt It r u u `• p tti�. U vlv 15 r y , „ rr a e C> D M r OITAELESOF ' CONTIN $ 1514 0General.}� . Q 1 1X14.1,. be,sctiption, of, proj Oct for tb6 Seismic and n, Geologic H"a;zarda Sectioof the Safe y„` • So1sm 'c Safety E:lenlent,. 1514] ,: �Descr ptton of project plat the Wil d�°and y ` V irts Sactionl -sof the ,'Safety 8le, ment`: G' ` `r1 _ 'O,: 7 5141. Description .of Proj Oct for the Flo'ad, lazards ti Gig• s 7 „ Sect ion of the 5af+y .1`inen�t. _ � 1514.1. „” o ect Descri° tion of or the Sceilld a s 1? g"�, u Elements �1 "' "5 °J U 15141. Description o1 ,pxoject fox the 'Noise lement,: IS1-4?`. En r ro nmental Settii;g 7, 1514 .. Environmental fi,npact for the Seitm.ic and Geolb'g ic '14az'a"r.ds Section of the S°af4a ty .seismic Safety 1 (i 1S1t 3t Enyatonmen, A, S'mpact far''the, Siildland Fires' ,Section 10--fthe`Safety Elcitierit. y0Z_ 5143.•.Env3--r.anmental Impact four the plood hazards Section „ a f ,the safety dement. 10S 15143. mentalrtpactc, o, the Seen' En Iran it 141�ghwa s _ "I'S .`45 Ehvitronmentgl, �:n's�act for ;th'e Iroise bleneAt:,, 12 11 15Y44 L 1 f, � nation ;� Persons '�Cbnsiilted for 'Those Sectionsy ww. ,. o fgan the PIR on the e Sestrixcfety anci Safety dements: 114 x.5144, Otg'anizations z 'er ons 'Consulted for }Those Sections of. ,'the alp e.h the Nai e E1 ement. 117 15144, 10rgari� z'atioiis pe"rson"s= 'C'onsl ted"fot Section 15 Erivroe mental Setting. ,A'PP, tNDlx R 122 c7 v APPENDIX t'b APy y1.,1 I Ill- i� \ 5 u 11 15 42 rrivirorinierital Setting TABLE 'OF CONttNTS;� e rag I "U II 1.Q E isting.Envi,roinmental Setting� l • Physical Setting and Zritroil uctioxt . « tl . :. • ... i • , l l 1 • 1 i l geomorphology • tl • • « r.,1� • •, a • o I�• ♦• "r • • r '• • i a • • • 'e • �� ,, '' -- ��' ' 1 • 1 • i "•�Geologia History ..;r. w . • o ��,_•..'e�• r • r, e • . i • tl • 'u • [ 1!•1.1,3 ao�,ls'..•��«re4•a •ir+a•••i�r,•q�a••,••r•�Yis�� j, �• j > 1. 1.7 ;L ♦'s 1rt p�g py 1;� a 11 •e re'�.e •�ei•a•e4eer•e'� s•i.•eY.'i•j b 2 � .1. y r Mi,ner4l 'Regou�ces ,..�... jy r ...... • i,.:... a 4;1 ! . T Air and Climate ; 2;3 1, f 4 2.1:77 Air Quality } it �titi ' Ol 1 i 1: • Q • • .• • • `. • EiXdro,logy • 'iia; • r • "• i : tl a • N. •,• • 434j.0 'yigetatioa� an WiIr Ifo . e lr• « �.,.. • ...'. • •;: . C) ' � Q• Community and Sociologid'Al Siettit J� 1:7e,1Populatioh «:� •°:..• it tl • r ..�..:...... 0 s -04S8 ?S�ooia l and' Defibgraph +c I1d". atins ". ��; . �,'8 7, 3 1;Conorn�.o and Finandiai] r . Y `� i • `r �i lartn �ti j �-��, 1.2 _• ►and `Use and n y e :. : . �q • .. _ r . .-, . Wutte County 'lia.'s tory, � -. Y .. �. !a . '. ; ,„ .:: � • -.. r :. � 1 • i O .ew� 'r' 6 e • i • • • tl ii r i • i.. • r r • 113..7 0.4 iCr•G M .4 �. +.9 f1.2.7_ Archaeology ..:�...,«•.:.�i.r..•.....••,; 7� 1. En�irontental i3aard'. +g`6 1.3.1 Natural lazards.. .:.: , .+1.. '. r .. • ...,:a . [, Socicaeconomic "Hazards .ii. « .' .. `.... a .. • . r 1.9 EhVirbrodntal 'Quality i:.4.1 ,Natural i0ilality -1 • :. • .... r b « ..... • • 9'< �971 b. 1r4:a! �ry �SOC io.ecohofi�C:, QW(ll.ty ia` n6y« a`r•:•. e i 6. 6••� i i 97 {i ' p ?a 4 � 1 j MAP. 2` � H dbll0 4 L:A T ,1 wtAVeptl�, r t9f 'e t , IolMia ( anlrtp ��f 2'0 r roet3rrA nneyi�,w�" , A C Y dt Ufa KLL Z, �tiTEa _ .a q9 {.� C011►. .. nraw, � . rltbtASbM(' !4 ;il9 !95 +Q t o` 1 r� a 'X''�- �+�" r: , .�HI .Iin.. Pi tSa `✓ ,,�-�, c M 6 Itt. L.nr�,r 1110 1 Int\'F� ,I,,•+ wr�N ��iIMQ� �� Geibrhlht " W e� ' gca.etulf ,�• "'` -� f. -• it,IN .:,' .� jPsHIPLOhe L" A i if P,r J 1 L t r 4 47 I ''U ttl OrgIN6 r�+ " yz9 fa . "� r 1,' L„ �r 4 * aulMert ioxlf F ;41 r tm EorEto 99, i 70 leUCew tbTr1 r •1", e }u if»r i� reAcl�e I �I trMnrll� tbl� �•+r 4 hj , n� a wo - 34i N9 T T f iG IulMttiou �0 r 9 1WGv116. w^ �` : 1' I#3 T Ii0 OP It"t lrlE ,y,�1y 15 cr.Ia�T ik/06 ? •.., r ,. I, lllbr'f '. It2 '. � u !r"'7,'..', _ r 09 � Wows ''µ eiass►�` Sid, � i -r ' I y v I rtl 0.`rFO�MJ2XI A .4+r nub 11YOA;.' 9i�is?C,._Cd �T;,,p �lrii �rti� 26�� it, eyraft ! S IZ� 'z bAliM 1 AIR, i'""t `�:olll iusr,o tt ' 10 I fb 3Mletijt tint !0 ttl , V►IItS ILII 9j A +., i n (UTTER 1'eao r L A �8 R N.dt A ►nP ,2Y1 it 1 4 rtr t � � J; - w � . q f t1M� pueA,}1tn �, < I13 193 ag 1'1)E }, b QR NA 0 0 tart n it r 1 l tiovt�oalt, � t �; k "�stv, �prlUl,d'+ Itl a ti_ rneo'Aif v t r nlAtenyGLLC U wI �tltour L"6 as is3 , • t �A�sl v�ll Y 11 ALIiibbr A L t riWSOq SvP[p k1` o.vr - ENT(r of ", ",ti C7 X111 2Ai,t1' 3 Nut A,ii fit' 9 "`� pta +IG n Sbs'Cft If r,,lrauf AwAG Sg9j! SElL41}� i A r A X71 : -?!rsaNAbolt cl ."":'... d .12 1 V r�tK r�tit 2f Ir AC ,��,C !e � tw CS 11 rl 90i C M • 6. n y�_ . I,! fa f GIL! MG Ir tSM5StF014! i IQ3Atl,ti APA •.IOI « r/ i0 �LAVERA2. a �� Aj1MbOtAs ,a o 41�YYIiI�A 1�1Rf'1[ln , Wy,T R oi. 5AA 0 bpi•,(^ kbvA3o. t N rEi p+nt 19. r � ;d �� --' � '• n Y1 rt 1 Y "`Js:` S A R '' }3 a3 , A�i# ciuv o r.a,n'Irolr c, TIQc 'tAK. kT.VCt rIt.04C0�b" i - nA 4 13" 1 a ;i T , U o l U • l , ` ' -., v Rt Li;Y, ty ,.. � 1'3�gb4 '- � r IEO� 'SAN FRANLI$CO to, p t" w 4r IAA iI�1 rE D A 3�t�ntSl��� rf;W3eNw,i2 Nt L 4 04 Att"so fnal��i Dr9 KAII 0664 1A 1 zup� 39 ) uko? � pllt�6nsbq S .,tic rail k b t h f t4MM�' i NIN Il l�' w' tl� ` ►Y ✓ wIM tt1146 .NM0. 1'n r, ,..I, t A N T 71 tr ►tip 1 s fs wI, aArq? •�C L'III Ii A " 211N?A CRUZ " ;ps n.oh,l r Ak,r,.■ f �ROOWP6RATEb City p tki !f !.. In: tell$' IB`t �' Oe. 5'a�Aut, ti16Y 165 i:r �:. M COUNTY SEAT *, is) � BEL�C"tCb UNfNO��pORATEb .CITY �' � OP65�0' YALE'` NIGNI�dI�' G00AL ROUTE UE1'ERNI40 r pbPO$Cb STATE 1410HWAI GtNtAAL ROUTE NOT DETERMiNE0:, V C MI YY A P 4 Poi Ston of �'rtli�d1 av66n d ioww . 10 Oa030C10 ' e L - fp! 9X;, -TING`ENVIRONMENT) SETTING f� yt, a` u �Y 1 1 'Phvsica°1 Setting &, rntkoduction of 1 Bute County.r tai°th anarea " o 1 # O,l i,3 7,Q acre�3 6)c 1, 6 square :males , .embraces}a wi,d+e range 'of c13 ma't` an c7 trap + ograph c ','conditions * i,ne Cony { s geonraphically divid& into `that portion �ywhich lies i 'the". nc�xthease�zn part of� the Sacramento V'al ley r find ,,the mountainous Ca3ut�txy. �:ur: Zn+3 p, t �aing the {Valleyipproxitnatey; 1Y00 square mi la��comprse'` the � alley_ flopanti &Othtif cowitry. Much 'a�fu,the Val,-w„ " * ' `, le float i s a'll uviol %+ os�it accumulated thro , y . � P ht,g � u es s, A ,�� + by$ rAteraais„washed da9wn' Exam the dace cif the:, Si.srraS4 � I is bouric�ecl on,' the ,rust °by Gene, aired solus°a Colir�is, '' tip t 'thr Sacravtent&, Itt, er £®rm »g.`ha'lf 'of, the. •bounc[( �Y �A +an the � �, Y baht y r ..riKd, acid north fes k� ' ehama Count'y.; "om the east b plum s n s,"uttr 4Qunt a ani+ on,, the t'outh� p, �ouiitys�- on 'the south ��� Y� w, h "go Creek orr�inc �, 'hes �- east by 'ub� Coi rater Wit ,r �u east bounf'sry Cg�e Map , 2 r .l The topography 'va4i:es from. a valley Floor on the tient. Map 3) `asc:endiYrg easy! and to,; rot iny�h�'11s anc�, mouritaiin 's> ynmiu� cut by de- p can. ons,, which ins turn werE formed by „ : t _ gt> ,�` _ t�umblin stream , st,�?' {,..: the erasion of )osiers :ajjd g reams fl , , Ward. The vall.oy i warmed by air currents coming j - from the ` Paci,f i I s 4�)5tm :Ja'panese currezit, i which gi,v;es a hot dry 'climate n the Val�.ey during the surd mer ,and mild, with rooderatie rain fall r i n', the . vihiter . Main a ] l varied , 1611roughant the County frJ m' mean .af ; 0 Inches ' in the vol- F ley tc` app"rogiately 70hcl�es 3:n the high `zounta.hois 'are'a� 4 No large; na��ral '°]antes/fexist- "within the "Co inty's bouzxrlari.es� ° ?� Se'�eral artifi'cial:��ia �s'� serve, gas domestic watery tion anal power dam reale 'voi s anS�*,are looted in thG moun�- ta�.n and faothili areas lc some o tvt ica.e, ar'e Orovil Vier ,PhiJ,•: {ti alleys, �Tyandotte; Cr ricota; Lost Creed Magalia, broolk, Round V P,arad se 0 and,,maelio' re�ervoiis,,, The � e�arvol rs , .o�n t�i tuts aprocima.ely° 35 ". fib, squaretiiile's o'fiatr' surface `dutte c6uhty is located mostil�- br , the western seaiiment pl.aIn ad3acent to the .Si"arra-N+e�iada �tangeo ,'consa!q ientl.yr the County'is s ti�ated,i� two geomorphic provinces kea,�th t form ,.areas) ' , the,''<Grest "Malley anal the Sierra 'Plcvada r�� Se .ap �� The �C c� eateS portioh of 'the<, C'otiirrty 3 s: Go �Jaa le ro�3 trce oni: the ea6te n oa1^� 0 :�thlx t;he `Creat p ti`rsn s 'iith3 n the Sie ra rfeva�ia nce r w o 0 n r I7 � e ev �,. a ��j ne er. to a uxAWid ;� W�ioh,. a. flot t v + �h from 'F e { =' ,;.,f :�iAC�tJiVT�@��`�, �:` �� yt:, sut�cu yGeneral i' f "311 l� . : ��,: r� ✓ c `! @UTY�C COikJTV CALIrORWIA iv Li "%� M1l >, . k �� `w k,�". �•�1�'���il��y-.J�_J J !' 'Y ,. �� ,; � , r� I ' r% a• � , , �+,,� yJ t?'� ' ��. r`j!� V�,. r., , �i i".�'�'Y'' i' !��, xf7i -: n ,� tl`,: vI, r 111t 1 _ x "�• ,i �.1 � J. ,� *�. p a,krrl (n '� ".I ak,� 'po 7f'1'� 4i �, � A� iil s i I t x x. i , R � 4N i i, ��'■ �� Vi�P t L �' La a a� >v— ',� rilit*Yr9 Al ,•1. t� � i r � v� a � 1 ftia � a , z ' � L4 .� (i' s� i oi itdi"1 a 1 01r, � ! Lhp r�i1 � � �' t ".'�. 1 L dr �� i ! ti'.P TM��,l vt ,d i �.•. >l `f •4 �CN�CO „ . d t•Z l cc a ci,i A irk ►OM � Y ���Y, �4k� Jr ivi"y"—T-.0 l �' S ,i, • IIIOY11AiL� s '7 LLE ' d ,. At � to sr , PAllMYB oJ. P;' , SVA L 111w rt` k f '✓ (b� ! 5j ci IPI 4F 4 .fir , � �, �, i " �11�',.�_�,�f.- Lir��i-Y ��, +'l� !+T � I a i nN .1 ,12 h. my �AV _..-11 N ` X 5 .(. _ .• t. .'Tae '` o 17 o w t,' The Sierra Nevadaregian: a as'; a Pn1ltOli���a" ti tixpl.ifted buck` of4" the ea`rt' h, s evoist. ' e 1o6thi ls, Fit t:r° of the 'Sierraaxe' composed:'of ptmceous metamorphic rock, close!!" folded "anrl„intruded by a a i ,: crock. Along s?, the wetytwar sJlapes, tie metamorphic„c ire Oks are overw�lz�s�{ lain .hy: ItMarine �ediments;',.h'd% Tertiary aedimen- „ }, ` Lary and volcanic 'rocks w',iich: fob a iJ�edge wh�h tfclterxs ; ,) toward -the S$cxamento Da ley. TT" Ter .ary rocks w .hii the area .genera135y crop out a.n a so ewhet orderly sue= U cession 'of. rotighlyj parallel, nor '!westerly txer dingy zones :,These strata,+bb'd&i e. consecutively younger `rowan . .trie axis off the ;great Va3 ley ►:,and :they form a aerie d of planes `or .0e E imezits , .along ,the western flank `Of t the S .era.pvada.” cot. Gt, The eastern�Paet of butte Coub fy s rithin' tit a Sier :a #d •N” . ; OY r� 1n j� l.. (r n Ne oda"'geoindrp c province. This is', ani ar' a tindersain gra by hard; crystaliine.rock� and is characterized by "steep= ` o,1 � ­v 4j . 2s .ded h lls. and naxrow�i� �rooky� stream ,,channels Y � � a� terns im th,isin i orbarbea�rockestablished and are `> contY�ille�l pro ne '. y y features 6 Here, E� vaians: are" th4' ;highest fi the Cgxinty. 'attaini a �imax imam of h o�SQ feet i.,n the mountains . r !the Gktieat Valley provina-e is„ a large sttuc;turAl basin awh3 ch has become fill �`d tith sedimentary rocks t; rang ing iii age dram a�c� y Cretaceous to Holocene . The older 4 rocks` have be, _66 uplifted and de; ormed to` the`'wes' oe ,Valley , and, hovs ' fdtm , the eastern part , o Coast ' Ranges . Th °� ,. galley 1 trough is assymmetri,ca1 th ° deepest part off th:i bm' his near the western, c±dg ,west present axil;- „ The alley 6.q its thin east tard,T . aria,averlap the crystallihd,basement•complex'rocks of ,the Sierrzi Nevada; blodk,-, r .yy l."l':2 °:t�enxa► i c 146o3 �t h "he earl3es:t/ event crf iimp6)ttan i to the geologic his- tt�ry of atxt W'e Couhty was the"forrxtation` of the ances ry 4, tral sierral� Nevada range during the Nevadan Otogeny;r which took`p'lace ln the late' durass3.c and Pai:'S:y t”, peva ods See �'aWle `l'j`'» '"�'he range wa'sdioated )tensnouts`o��thisfraegega�eapreseht todai� in theintoirsiori byapi, s� N w . eoly X ste Y ": rlippin metaorphic, and-crystallne granite rock,'`oufid near' the, ea3weria sideof theLi�unty. Geologit�al,sudiea A di.cafe that the ancien „range was at ieait, rnr�derately -. high , biit zt ia� not %nornm how' far Wwft t2id to ge ex t 1 tended past=` th- �resen foath=ill Bine. J r�� �( E.. nay }>' r f, Some g0` million ears ago jwhen the Gra'taceoit9 flea vas At its fxaxitintrm ekentlall off; Mitte county eras sUkSilierge. �noai�mot s q iantities of tpdk wait eroded from the an- centra rain a h,. d;he Cretaa'sa"as 31,+aanrs; and here eponwvted {^� , � N. �'.,,. �I _ �f' - 1' c) itdip L14 r u: , k' X,.M..b. ,p,;.. .. •i.� a",l` V . �1 n Y/ A °asm0O1CJ41Jj1M19' Ctt0,R7 F PHR100S (Oil Ttfdg) E"POCNS (0F'TIAtl 1 A004,0 1MAYE S, SSf:M 0 SI( , iN YEARS u�r Ptiwstc� aNa ntot'oc cAl iAtURES Itdilff�`� �' (0�i*01' xhl SIN6�E"BQ�IafNO f f*x 1 F ' 0�5%A� I I 1 `QCh ': I�..•.��„ � ¢OLIMt=t 'T i 2� Sp�OgO D'evlapmei�t``ot :r OUATERNfG Y +� r ,,, � i n� 4 z r s r r m. a• "° w, L rw4i „' I „ Pt.E13 OGM �# " 1 i �> n � � �" �"'�' � � • ,k ,�„ N u T . 1.0011,000 lctt.shaets'over kit d d;forth America Ice ,y w. PP ,gPtgn0q Of e4dY,if {ce ages acCUi. ll .:;y I a-, PL1CfCEh1 ", ��.ObC) Obelopmen) of 0,. Orn p�ota and, animal$,'formatlotj N My o I s "dpi"� of n1oUnialS ih �%1��8:1[i�f n Aiil8rif.8, � � �W� + `✓� � %,,m1oCEN , '„ .t,;� �,; r';30�Wt)C00 ��+ ' ilgloat.devblbpmentW4dr&.,nr6irnals; tbnr►atioit.ot y"9wI,nbludlhq;AlimA��si Andds and NiriwlaYAS r, �' R�newad u lift b Poo ,!' Y .CCa �y .�. � ��� (t". y. •1 4 �, „ (LtGdCENf' 40,000;000 Abev�id� i�enafi lifgtew�[riamhiais�- Rlrt ms,)i�nys�and apes,�� Miaatbtaris bbcame a,ktincti ` V ENF f'ALl±Ntr) °>A k" r a^ a� r j ti� f�i o-to.do!l 40me o1,;t 1.4'( oibist bpp®prance X}l thCestra) `# horse end pr�ine� s �y .0 R¢E�ACEt7US ",6120 OOOp000' ;I EutincRlon of dinosaur?30b"vaiopmer rif�srl.w tnamma� !� R " �v . ° l • � ,��, I� oitind,06*01 j plantef F'Obosit of bh'A Wds., 'The Ro � �i �„ 4 Moup4alna tjiie out ot'ra 6bdlntprfit filled trough'. Mnhy mb(�ern tYl3@i:d�Velop, ptrtegahetti tho IJlili.'IBlmr ORICI n � , ��� �� I 'snd fhala. u' "JURAS$iC s x'155+(tU0U00 «fa1;dApinpOessdrUarn9ca, ebtpp,, b1�yinp,�e tlIes and'Cp%s; dbm hence of' a arenc, Ofprmltiv6 4mm0s, yl u rs awitum"Ce treebl Tho NoYhdah dlsturba0ce thrusts utv N c�1 Qr. • ' a stlnrof•mquntains hog tlln• the 5'ierra Nevada, q I u g W ,r - st�etchih9 troth southern talifamia to Alaska:` 190bbb,000 n Appearah��e,df tllllas'urk, dilth1narioe ofy r'a}i3lss;'"PPearj, u CJtP/ u v ,'.�a A C_' , r " c i,. lttx;e3 Of ayadaoeoU$,ttee$r t 'f ���1 P�RMiAi 5f�0;0L�Oti,. I �be��`ela merit of raptll©s; deCihe o� huge punts at 4fre` kl pp Carb��liferoug, A 4il6q, of' 'Vibleht gdolay,,g and djonakl'c , , y distUrbahcpsr U.4 10 J 5 ,� „ GA��ON►FEI�OUS `� `j� fir,' i( {� Agtr of cbgl,; otmation of coal eels from ICiicurEent plcnt : F'eh�sylvehleti f, 300 , ilfe In,warm, tiwimpy' forestal greWt'I w like trues` M7tssissipplen :340, 0,000 ���appeat'anbe bf brlmitiVd a ehlfers(l6bUhddhdb"bf Insect �+ ,�. , F` Me; tlrst a demc6 of r tiles; tle�elo it�eht of °�,• �'' s� Ft '�' amphibians, 0 'kl bMNiAN " `50,000.000 ;I „ Aye ofthe flsh, l�ppotttt�ncg o►eprlmitlVe amphibtana, ti �'deveibpment pf primltive Plaht Ilfeihry cotrtlnante� N ti o Slt.tlpt A300,0o0,00D1. Appear oe ot. scbrplhnffi.'th'e first ahlin Ib to :iIV6 bn lhodt,eltteJsivc coral r M� bb fI�lAN ;s " ,. X 0,000 60►3 filoods tind,.t'cces$lohs of shoiow seds; deptbits of Iimew' _ !! Who, lbbdanddIC+Meet s6undehce of math inveribbrate ;ilfe,gppesrghca bf a�few+iytimltive, tlsh�hke vertebrates.`, f' , Ab6b3 10% of�,A�etl"b is cOb"r'ed b)r Weellbw Wim, SiANWIAN �� j �'�• C avO,Otj(ji000 r s f m iiia W heak§Odeve llch bf iso IAhdt formatii+o Of s6dl- . Y lapment of marthe,ihvar`i�drate life; a f ihcluOlhg bradhlopbun', Snell"g,, spbh906and trilbhlteg, ' ►gCHt»bzpiG �ir200; ,`0(W. P'ortnWon•of hbUhtallti's, ilopdslti"bf lMtSh bfet abundttitce „ ,I �- ,!, � s w t' :� a' bf Iime>�eere��hg q�igae� �Ppe�rence q1 gptinge�� fsr�b���o��i� � �,tion,bof.�;6nb " b ahi , It I 'tyR tbRnstlon o't igneous roclb, ,�,� dreat v ib h ct vi l�tu yl. „ � '��- '� '�,� i sornt�:mfcfagdbpfodlgee,'�robNbly gani� F'�otbzba. ' d t, pled tie r Y. f r, e Ys a c u , 11 \IS a,. 0 as thick` marine sed�.mnts „' Dara ne 'deeps �n c:oaltxrtted g �, into r:. t dur n the pal encene n n=_n the ocene- a och--b r ari er 3ary tan�ei ori Mine n�t at�Ihat tirRe was relate 7j 4 ta.ve`1 y� s,trabl.�:., along x'th a na-saut`h ;l�,xts zuirac� i�ilrt�t�gh , w: �5 }. the eas torn para o the Ccunty A ��� a.z,:hm,cwucl�' mate c1e_�vP�aped, anc' a. 'i11sh' covar,,� b^uac,. l.to�I, wage- r tatio' n fbl da ° bri hE h111's' e'a`st" of-" 'the o,6-po,-1 a, Seams, 8y£ 13'c xiite � "' a bro mish ial,a ki ;goal �b'etw6en pe h a c� nt�mi'nous r Gaal k .�c"deopi y, wee. cieres?'ecfiettts ater�;te jt �, ��- - ter% air rid `residua 'lpti'ct ca rock ` decy r a°hest 't h s i E .kr pical e�� zronmen, 5 Cox the ''t1 a`tter^ pari '. te.o��'ne eoci' tb' t" riii'itrig �intA� t}te� t 'oc Moe hto ► ,.P.'ci 7 �1' e DJC2 ne l as ety © Irocks " a4lon� -t- ie' resrtra b `@ he 3.e ra , rr�tuchi o theb�c&�1i'c 'tt+i4" rias eoce rcpt.s>ed t a �:,bs�,rue�t�.y:;+arthel� testi west' 'but some '+ripti�re r rocs 3s visiole'eatherr Rivet s i3 th dt $y4'milIe'iocE�e' Lite,°''aiout°'t�,liai ie sr ai�Pareritly� hid NAS hdiiw`b. ����t `'the s air me t� `a' Ie'y `, ares � ��� �c�tc�� � ����.�+�� �� ���:�t� ve CA 'r v " k P ciescende, v6id6rti6 . actYv�.t be ern n`�lt� L Pie :�a.er�ar-, rest. The e eruptionsereyaride'�x iriaiat aril ' sent a cro itrac�fl.'o * h!cecci ' d ��ti" ti sy.; 6- tb Ij bel nket ' the ad j scent' wa ll1 areas the `highpst= of t� 'e "t`oothi 7. a wt re s i to r�ec , this' leo , p vol.calir t'ehris F� V; Theierian Moakts slaw y br-�!"r Ultet tcti+wai tie ng this .aerfoa, or vr��c�.r � actiu� tai x�hie�x'.�.asted, �y ► Y in (5 th��P�.xndenc:��ep^�h. -'�1.s'bt, the ��,1~a,mat� pccatildr �'4l�der; r than a' $L Osent Vlth antntialrainfa �,, sheat the ssr�c . tz 3y the �in3:dd:s to ,ata 'part o� ,the ioco�le .epoch, Vol caniet' activity 1:a gely ceased ' zyd a exra r;qe43d&i '"again: °; unrlerwerit~ a period c�� erosionr the prc�ouota`' o'� ,4h ch wire. depbs3.thd An the Great &I le' Dtirih4 the oa�1� r /,� '' �8� tb Mid le `aft off, the ° plxoaene epcidh r tete',%+rra'Ivada P , :.; underwent a s rib "off u 1 i �°ts' `w ,�a� � h� e� ev�ted� a.� to �nearl,y I s present c evatl.on , , �e i o ears , b.. tl hi,:: i A sierra' g na��3.ng tt�o to thre mx Mon i n y ag i � ga a�tas Y°� a tedl y dbvete, �y g� ac es t�tzr. ir5a ''�1ae p1 e� s��t�- ly -ette,.,rpOch '�he+j1 ac:'a1 c�i�Valtwe5` �C1�G-``.�."t c�7"1'�'C �"jy�► �Ittr.' i' ,y g1.�ca a'1 perior s tnii eh the brio anc� c ,,al -l'' taut dis'ti ope fired Voiir (4) gidd�.al and three � �� t., it, 46tq�ae�ai ;rtrio�i� have been �r it6d during. phi"s e Bach fi h;1.'l e1 � hc Hese" 'ppririds �fStc� x'G� f1ot� >'ag Cream C YS�p, di�nyirts 1i7t0 t�1e ii1 er1 ng be rocs } 6f'the Sler�'a v��dA ..Tx10 itZau � 1, �a t _ u to a ax retnt��vec'� kani 'hese eanybns teras c epra;�� tt of h' � ` f1o�: bP'' the 'va1.' !: as e ter s„a ire 'gr C-1 'a: 'c iYtiontii~ �i `wast. 'tia5a 1 er`� arl ion Oa p mel tecl ori y >j 16 000 ` ;7 earswa4b le&Vih5 the gierran �.andsca�ie And "that",bP ra *, the �d�rty Alt i t� its Ptir'q 6 tort C1 U u fj 1 SoiItol e Genera. �.. � Theme is no, qr estion that "soil is of rest, i�1p�!�f��nce„` , ., to .mam t, t ah Hays -a ways, depended ott ;tt%esoil _ fq�: his C it survival. He uses ` f+ ,r 'many diicferent purpoods�,., it ,is tom ,the soil ;,it tha�� he okitazns food, fibe� „t�nc� f shelter: c�, ,tS 'orz' the soia that mail bids horn businesses o' .and �Oaas.. ' j, , Eaciatype of spit , ofe�es imam oppoxtunities orimf- ons , depeniding. y ipbn the uses,, ,w i-dh he ria „hi++� f .n rn3 _rid dee ,�Tabl a �) . They highVay 'engineer at soil characterisfi ics and ca 1i 'i” es, an en U k' p �y tirely d3f,fe�rsnt 'set 'o£ values ,than does , thf fa who ti il,s' ` the, somal fo_rspec;fic crops f _ The tari�te i „restr ct'ty h" „concept of ,,soil to the.i woa'ther�± 1 'top � loi=izan wit b op are intl.mately aasocted The engineer cons tiers soa l as alb: 'u "at tcrial Ce g. ''uncon.aoi'Matd'd san&i si#Its �],ayi,,. ec:atlse ' '`� 4.c►f ,these d�.ferent �nterpretat�.Ons. Qi what' cortstatxtes� , the fail er mi t_`"find"' an organic sol very, c�ea�f 'y. .t 'i �; A ,k a t or 'gact�wing v` getab� e c,rnps,.r while the civil ertgafneer c� ttould r+cogrie it as }3einq anextr,xnely ppor mater`al m- =id to bitilcd' a , struo'ture � f} t�y� o �' knowledge {of'` certain )soil fth� reit �J z, sties., and the g, locatiith and a stent of �c�i eront soipig r. can substsn y "tzaliy aid mI.arl ill �mp�rw v,4 ha.s� life�:� and ��h� s �.qh " '�n�- indbt, � This knowled e�,provides,'titin an opportuiaa,ty to � 4 . fit tk,e use of the la ,to ca'ab'il�i,t es .of "'� p ,� � the so�,.�," Vin' �n efficient and �ha,, l t~m.�mous' pattern. Soils in `ttitte County have a 0,66 range, oaf char acterist os and .qual j t ;*fhi6h detthoy twill infludilde." various �' I lana l se These t haract attics -should be cons' dexo ` th � u bye bo li private iriclirriduab�_ and pti13l3 c agehaieso i.h theXr plan` dor .utiX zing land. Soil Oethci depth to, �b k�l hardpans ; 'tight layers i erbdibiii ty.fr clays that�.�cracYt when dry and swell when wet ` aria soil , sl,opes are sortie ok the soil, features that can iznf lueiice land pZanna.Mg �. de cxs circa (Seo AP 5j suitability "fbr A �. k ultdtq U a Over tha 1,ast Se�rcra ddc:ades,Omu�. has been learned a iO-Ut moils`" ahA the suitability for Agri 'I U, l" pro` Burt on. veil n'terpretations have 'beo ed. bvek .. he 3 eiative utility m proe ucti4ity' ` U fesolsfo' rsopand othe agrcul.tt;%rAly oac3.ehtel�1,x ! - te" r tb fe�re , `�en+�Q Section 4 o +� , `t ' 47 y%' a �r 13 i d '��h�t d� � ■a. tY , �ra'i'�?c••ide:�i�" "1�a''q',..{s Y'S+,^.�'.Ar^X.,aiY",: ,�' .. p1 ,i. ,fi _�. .".F :1.'C+"3k��lllsrr�.�i.t' I "f!@7``A9i7ktr." "4C"i ,%x',SIf+".'1 r7 7 4 Wyk n y° yf k 40d yj ' 1 { A E INAg a: A -E �e CWS 1? y°-•.,� v. V t7 '�'�(. V �� td �J a ��a»� tv 1 ;.� !t rl (�`�' �ti r r`•,� `j r ,' "Iffs 'Cy: A u i C70 Q 4 . � rt . C1las,s Yery (1oad c°~�l.'tii v' ble l aridr re n 6;.;" Bert suii te4-.1 t hay T soil ;, n4arl`�:� t, t s tt�e ot" ,fibrbsiarw ad= / Cy,(pied to a`' r9sle V�►"riety� of Glass" vl a YY, wo, .1 suites, or ;Or�z I. d ' _ fbr�ettt. ^r ass £?' W ���� suitb°d 'for U ra�i�- Or 0', �00;�1.�i Bl.ti�iab�e 1�a.nd.` Genie w,, , g. 9 ^, n s16 esu �4t,Ua�lly..mod�eratel y ��A.t` �o,restry,� ^Nb��t ara�blre�„��e.cat%se���� d�b:pbi�l y b9� ,bth�ei� ,�i�or'' d lfs'teep.� s� �.ssus�ceti� r b i i ty,,� "t" b it i o ri ,. fx prblem�� FreGntly re- L es 'ra t� cti on i�rbM , 161L,os10 'p G ss, ,y �a;� r1�►t:e1 su°i ted fer 4f'1� grlaz'i`,, - 16 res ' `3 -; 4odtr4t6 `y g Abd cul t4 v b1'b ec , bause, a1� very„ nsftebp <.x1 o�pes �l 60d ;e�cb�sS,4 ve bJD'S .r►'�V 6 b �a'� ly (ii�der�t „ es , rom6what s t6dlptr t�ha► 'c'�p�bi 1 i,t�t .2, f 0d y ' G1 ass Loihd nbt sus tg�d� itr cul ti ` o1� en %rha�ibw cos r, t v��ti°on; gr z ire tial r. orestty d at to `sevbre gyrus b�► Z is gay b' usbd fbr Ali d l i fe r to" r rt►o'h�" �;" /yr�!c+rb �tj �dW" nyv1� � Co bc: sort p'oOd I ai1d S t�akt�'6� ft��cdibn�iltltii►14 tio" Y k �usuOl nbt hb th�h yp,�ij►'}' u'�`�'� �i��N�i'f��-S+di1.� O�"t,lr� A I011�.* 5 '' v �1✓v��VG� �4/f �W'/W' //�I �l.v I(� r Ir -. �1� + v, i.^ k{; } Il a � C n c `A well-known soil rating system= i ;Yse :Lg»d 'Capt-"`w� i r Classification. by the CJ. S.` hep► rttneht a.f`A,Ir cul tare., Sohl Conservation Service. .,The Z 't� s stem „ U a: �'.. y uses ancmerical xpatimq CYasses 1 ttirc±•..gh �.: (Se`e Table . {. he Land C�iiability Classification used .by t'h+e 5a'! onservai't3 on" Serva.h is { an.nterpretative grcaupa.ig o�As sho�inq °their potential`°`�sr' Siv^�taned praiuotian ,, pf c-�-m wa. cultivated ,crops Permanent, soil q a ,t3.es ti and c#zarsctor s �.�s a 0013 wlth a��ssuinptiomgas.�fto,Afeas'� ,�• k �e aalia Pravements management p 'aotioh' d+ � fit». mr ,-econaxnic-Eactoirs are, ; cxai�c�eceun ` lac t,a ing 'soils; in the e3., htn ca bali�t �� t � 9 .., Y , n sows thje�1/d�'3'.„t erent cla�ssi,f'�aca. ons `and thei, �.ac tirana 1j 't 45:n^ butte County • , r .J '.�� ..lj. r^\ k , - � in this re dirt discuss „ ezt`axin Other sect3:ons p c t6pograghic,; ,t characteriltics of. Bute C wady; an ;som l .detaa].. I'h�i �.. �o +ect�.on is „ intended to acgnaa.nt tt�e raader with , sioal see] lief of the RCounty. �Arra�d Isu^^�ace° =fin Ftexins "Phil . °landform a r. . . ^ levation^a and s1' `�e 5:ee���ap _, .1. 0, as da videh rnt five ph�ysiograpiic areas &v nddhtain- areas, colli q,' othi;llb � all, plains =•s "_ up'iad ges << and river ;charnels. The lndormsr pre,r-w ale�nt 3�n each`'c f tnese areas here tbeen shape redam- {� Rr . . p. � . p 44 by theli ct3on of streatm � and" tivers �ipan .the r, jl I riandl*- Butte Oqkkity s present .1,ah forms have mot � been - 7/f/ , signifies»tly -. fiuericed by`' glaciition; wind` action," or, wave and co rent actimn the seetilft an rthe4,gnology of the Countyl ��t�tollah in(kg=eatejr detail the l� e'volutionaryi�f prsse,;.w!~=a chi :eve shaped the County's �.anr su'faoe Ftf the five ,physiogaraphic areas old $tie County i 'rha�cacterimea� by itnigU topucra h� c ' :features ,The lowest" e�.e�►�► .ons ink ;thF Count��y 'areourici ^in Ithe „river -than n ern .portion a,.�the. C'nnty..>s t els in the ar''athweste Th e :curer channel physiagxaliic ares arc round a.ong the`' mst�tre rivers of the �ohrity� the' Sac came'nta,, find �p the lower, Vdather. mhe sib" ens in thebe wean are,,sim �' } alar to those found in the alluvial ,plains , wi'th h cher n'atuel ,levee's at -'the raver banks g:vint� way to s�ela- t'ively lo�wer al�.i vial ,pt`l ins as one mortes "ay �:om the rsvers: 41►a a.4v$t�. �a�ns carter the lar er or„ tion of the Count , � p g p ani orm .; generall a rmentap3dvernandg.tharni'etrarfout : }, to h3 �� ,^ cra� sc+ between the Sa 11s bieWations range from near &� :to more Mt�►ari 25� feet alevel.. _ �,llu��ial pla n� featfii"� that sre gentle or nearly flat l ... tl .. _..... r p ' 1� ,,.. \ L 'The 'phys1ogra�lihid area'<;of ,'the (otint which oi�f�ek�i-. the` ggreatesttopographic re"J.ie`f' pis-, the area 'of 4� i!dv �moun- u x.s'in�,slopes. ��This area ll�a at�'the ��Vest'side � �'he ro t rdierras in the' ,eastern poxti.,6ii of tris :C i�hty, ;rues a from ;the plalns to a maximum height •of; 6,6,50 feo siopeal, range from gently rolling, to very steep. �4, 7 77 17 1 it6Vitiori does hat e, a certailn degree def i.�rifl e4zce" upon = the 'aoti vi ties m¢ `:man'. '' At `hxgYier eYe�ai brig : distixto UV6'-at o'sp lie 0 'wch ngos a te, p peri e` oec =among outer ;th'irtge4, soil fextil htatiei es y., Gouiityih're` t'he h t �, ✓j` � e�.gvaltion` fit 44 , 6 ,-&St1' feed, th ese ,p"he'n mend ere ',, `�Lt� - � ,�� �,�� � � �caht ohmigh to place cohbttaintg ozi°l6iiiiiik` O i��,e, bf < rhe,`�iM slope ISlope .0-kprressed I 6hd,' of Poi Ins°ta ncC g , slo' a n eaits the't� �t'hereAa"12 ""Teet r two ways, Frust, �t Adan b'e exprpsseci s . a pezoerit,�ge , of verta.cal r p � tt! for -every 100' feet °of pori tinea cli5- -z `.'tance.. The second way to describe slapeUis in degrees For example, &L slope of 450 means that; the ldih ' tr- r ` ?' dace is lyii:v at s 148 °degr`ee angle to the libr:Uib tat, p�:afie r A 456 slope would e'rtiaal' a 100$ slope r 'since theto would "be lOQ fe .t of vertica;! rise 'i n 100 feet of 'hcrtizbntt it dist;ri ,� : Fo"r 'the purpose: of ,t iii, ; re " . ti slope wall be ex,,re"sled in terms of perbdntt�ges" 'Attitucles �bt air group `of ople towards � fla"tz�ese + lot ': teepnes��J of Olbpos , Zep hds upon' theavailabi"ji- 'ity of 'flat lan.cl mm t4' hin theik counity.' A nouIntain community might not be sensitive to construction of !� "houses bnt ss o; es o 40 " br evetV rester; because o 6e the shorts" e� of f�. t land upon which tt1, b,i3.°ld tho , In Butte County the 1aidsi.ape h' h6usesr ' w aS areas of flat for gently scoping tr�rrain r" ane steep ','lopes cover a vast.portion of the codAy a\ The �si gni ficatice of,steep °slopes noes not Olib sbibi::,► Iri their he"sthetic value � Steep sldpos ,prey'int A'very adEl"ni.te co'nstra'i.nt to ihtensive 'riseby iIlan. 13'51,.d - ding costs rise where steep el�apes are encountbb6d, ii Al acid 'the danger 'of eiros'i'on, with is':sh�seguent#3'lta�"�- n tion of waterways inei�eases with the steepness ,of the slope (see snap �1 " - ftiiand ,� -eca'use lmxch of 8t�tt� Coapt i,s role.°. ate"e is td :ogr phv presents a rnblem to d6vei6OMd t-,4 , ' t n lot MAP b i - r U ,� M6,L D1. a kj" A 5 N Yom, •c. u�,ah H rp A 0 y e t . U tt 0 J7 y'A, Yi•1f11�y. �l''• in �•,,.y,•„yl�wr-w�s1.F„"ry zvij r y , 'y'F'.`,: , q��. yYa. -.'c t t• ry ,` "',.,�' '.. Q 6 '4 �^' tat M ^3vni r �, M� �ti+S�'. �v '� As:u5 7'1 V r V lir �'-h." _ q 4x 7Q"0 ,�pY, } �lrh, t3 �t • � . �, A11 d PJ N E fib 4 f GiII eb ”. ,:;` ��� �, N �' `'+tet • f .r * �~ i F SiAUI,�gUS M A 1l b' h ,I u ON N L' Tb 5'4.15 H 7 i►���'EarE t,1 p p r. „ yrs,` r�i- S' Z:1.5 Mihera3: Resources E of nAineral resources o ��oCouh��l for ��cove " � Th�',:ma��or t�re� �) � � Butthe e%1 exf` tt in many area . of m �;zeral i/resouxce production now izt a �i�e County i fig ; , % limited to'natural gas sane] and grave'i. L tl ~v� CommorciaV 4bdur jion of g`ol d.r silver chrome bite din-'' " dere, ah&`stone have been __re-corrltd in the immediaie tF 1 pass howeve't,, the level of Frodotc �on vias l+aw and 1 11 tuall ceased. ,� ^�. i 1) dor economic' reasons comme.�cial"� uc ori had,., ri-- ; 4 fir . Table ini.n.eral proauctior , fbr Hutt;d, 63n�i4,° )fl 4 r Mwu a 4 w p dl ears • ,�L 9 !a yJ ,'f �?'' w i i m v Lg;, �{ l 00 and 19710 s.'intec a, �' � .1� k the . ' i , n er ;2 yf �. • � ;) „ � ., � ilk ,, ,. �t 7"�� ' � � 1 d U r �.. ;•. er iii Hotta „County is very ; znurh ih�E=uenced ' i;ts Ooar phica � oc, t�.on bu+-t'e d bunt. J13.e tl A YiIOt ,i ;y withift t'he Central Valley of Cal �.fania. Thi s' vat. u ] Bey i"�,' hounded on 'the 'east by "the err Nevada moon ; tains � 17 ch ruse to a. hei ht o� mo than, lO pO64 feet, aritl oz the truest bV the Coastal, RangmouritaZns: Thus, bounded; the'}�)Central V31ley' as a loi' , otensive trough, S& ta` sPeai, geher_al'lq,tplaced to the `Qt�idate of the atato. Bdtte lcouhty is Cs tliated withi`i,i this valley C1 t'"rough 4ALth Hca' tapographi. cal.; it barriers to the Korth or south '�ith3n 2.00:Hiles y r= The Coastal Rar► , ,h�ounta-ins, separate t; o- Cen ral Val fia r j ley from the t)PAcific dtean"'almost entitoly. .> The main ' `��' AVO -hue through whir -,h the �6a�ine ;climate, can directly influence cliriratalogical conditions of tie�!valley is through the Carquimeh fi:�traits . The Straits i:s an open- ing in the Coastal lta kge, which allot+�s ocean air to enter into the sable': , Ventilation through `the Care <, , quihO2 Straits and the 'res.trict cin of venti.latlorf, by sur `rounding "'M Y, ranges are ' hfluentlat in rnocl- ` `= i.fying the climate of tttte County f Teinbe ra tt res n +rhe .cli.mate bf the Butte Bounty region is of the died- itetranean an subtro x�.al t e And is characterized •., y hot, 'dry `summers r and 'coolpo oist winters v The absence 6f any ma"Jor physiograp��;i.c variat.1 -v�it the CountAthe entire "areults ` in a nearly }.iniform climate for y rea, w th the exception of' the mountaah r� area. Increaaod elevations keep summer',temp6tatures lower i.ri, the 6wim talhs than kri the r�airider of the County - a *Refor to Reference Sec`tibn